HTML DOM Textarea wrap 属性

HTML DOM Textarea wrap 属性返回并将修改 HTML 文档中输入区域元素的 wrap 属性的值。</p><h2>语法</h2><p>以下是语法 −</p><p><strong>1. 返回 wrap</strong></p><pre class="result notranslate">object.wrap</pre><p><strong>2. 添加 wrap</strong></p><pre class="result notranslate">object.wrap = soft | hard</pre><p>让我们看一个 HTML DOM Textarea wrap 属性的例子</p><h2>示例</h2><p><a class="demo" href="http://tpcg.io/3WMyFIvB" rel="nofollow" target="_blank">在线演示</a></p><pre class="prettyprint notranslate"><!DOCTYPE html> <html> <style> body { color: #000; height: 100vh; } .btn { background: #db133a; border: none; height: 2rem; border-radius: 2px; width: 40%; display: block; color: #fff; outline: none; cursor: pointer; margin: 1rem 0; } .show { font-size: 1.5rem; margin: 1rem 0; } </style> <body> <h1>DOM Textarea wrap Property Demo</h1> <form action='' method="post"> <textarea rows="5" cols="28" wrap="soft"> Hi! I'm a text area element with some dummy text. </textarea> <input type="submit" class='btn' value="Submit Form"> </form> <button onclick="set()" class="btn">Show wrap value</button> <div class="show"></div> <script> function set() { document.querySelector('.show').innerHTML = "The value of wrap attribute is " + document.querySelector("textarea").wrap; } </script> </body> </html></pre><h2>输出</h2><p><img src="https://tutorialspoint.com/assets/questions/media/28385/text_wrap.jpg" class="fr-fic fr-dib" width="600" height="427"></p><p>点击“<strong>显示 wrap 值</strong>”按钮以显示输入区域<textArea> 元素的 wrap 属性的值。</p><p><img src="https://tutorialspoint.com/assets/questions/media/28385/dom_wrap.jpg" class="fr-fic fr-dib" width="600" height="432"></p><p></p> <div class="clear"></div> <div class="qa_widget mui-panel prof-view-artcle"> <div class=""> <a href="https://tutorialspoint.com/authors/amitdiwan" target="_blank" title="AmitDiwan" class="mui--pull-left"> <img class="profile-img1" src="https://tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg" alt="AmitDiwan"> </a> <div class="qa_author"> <a href="https://tutorialspoint.com/authors/amitdiwan" target="_blank"><span>AmitDiwan</span></a> <p class="prof-desigtn mb-0"><b></b></p> </div> </div> <div class="clear"></div> <div class="library-page-bottom-nav" id="divStats" data-qid="28385" data-quid="123055" style="margin-block: 1rem !important;padding-top: 18px;align-items: center; border-top: 1px dashed #ccc;font-size: 14px;"> <div><span class="date">更新于：</span>2021 年 2 月 16 日</div> <div class="flex-group"> <div class="uthor-prof-social-icon mt-2"> <span class="share-options"> <a onclick="copyToClipboard();" title="Copy To Clipboard" class=""><svg xmlns="http://www.w3.org/2000/svg" height="1em" viewBox="0 0 512 512"><path d="M301.148 394.702l-79.2 79.19c-50.778 50.799-133.037 50.824-183.84 0-50.799-50.778-50.824-133.037 0-183.84l79.19-79.2a132.833 132.833 0 0 1 3.532-3.403c7.55-7.005 19.795-2.004 20.208 8.286.193 4.807.598 9.607 1.216 14.384.481 3.717-.746 7.447-3.397 10.096-16.48 16.469-75.142 75.128-75.3 75.286-36.738 36.759-36.731 96.188 0 132.94 36.759 36.738 96.188 36.731 132.94 0l79.2-79.2.36-.36c36.301-36.672 36.14-96.07-.37-132.58-8.214-8.214-17.577-14.58-27.585-19.109-4.566-2.066-7.426-6.667-7.134-11.67a62.197 62.197 0 0 1 2.826-15.259c2.103-6.601 9.531-9.961 15.919-7.28 15.073 6.324 29.187 15.62 41.435 27.868 50.688 50.689 50.679 133.17 0 183.851zm-90.296-93.554c12.248 12.248 26.362 21.544 41.435 27.868 6.388 2.68 13.816-.68 15.919-7.28a62.197 62.197 0 0 0 2.826-15.259c.292-5.003-2.569-9.604-7.134-11.67-10.008-4.528-19.371-10.894-27.585-19.109-36.51-36.51-36.671-95.908-.37-132.58l.36-.36 79.2-79.2c36.752-36.731 96.181-36.738 132.94 0 36.731 36.752 36.738 96.181 0 132.94-.157.157-58.819 58.817-75.3 75.286-2.651 2.65-3.878 6.379-3.397 10.096a163.156 163.156 0 0 1 1.216 14.384c.413 10.291 12.659 15.291 20.208 8.286a131.324 131.324 0 0 0 3.532-3.403l79.19-79.2c50.824-50.803 50.799-133.062 0-183.84-50.802-50.824-133.062-50.799-183.84 0l-79.2 79.19c-50.679 50.682-50.688 133.163 0 183.851z"></path></svg></a> <a id="ancFBShare" onclick="window.open('https://127.0.0.1/sharer/sharer.php?u=https://tutorialspoint.com/html-dom-textarea-wrap-property&t=HTML DOM Textarea wrap Property&description=HTML DOM Textarea wrap Property - The HTML DOM Textarea wrap property returns and modify the value of wrap attribute of a text area element in an HTML document.SyntaxFollowing is the syntax −1. Returning wrapobject.wrap2. Adding wrapobject.wrap = soft | hardLet us see an example of HTML DOM Textarea wrap Property:ExampleLive Demo','sharer','toolbar=0,status=0,width=580,height=325');" href="javascript: void(0)" title="Share on Facebook"><svg xmlns="http://www.w3.org/2000/svg" height="1em" viewBox="0 0 320 512"><path d="M279.14 288l14.22-92.66h-88.91v-60.13c0-25.35 12.42-50.06 52.24-50.06h40.42V6.26S260.43 0 225.36 0c-73.22 0-121.08 44.38-121.08 124.72v70.62H22.89V288h81.39v224h100.17V288z"></path></svg></a> <a onclick="window.open('https://www.linkedin.com/shareArticle?url=https://tutorialspoint.com/html-dom-textarea-wrap-property&title=HTML DOM Textarea wrap Property&summary=HTML DOM Textarea wrap Property - The HTML DOM Textarea wrap property returns and modify the value of wrap attribute of a text area element in an HTML document.SyntaxFollowing is the syntax −1. Returning wrapobject.wrap2. Adding wrapobject.wrap = soft | hardLet us see an example of HTML DOM Textarea wrap Property:ExampleLive Demo','sharer','toolbar=0,status=0,width=580,height=325');" href="javascript: void(0)" title="Share on LinkedIn"><svg xmlns="http://www.w3.org/2000/svg" height="1em" viewBox="0 0 448 512"><path d="M100.28 448H7.4V148.9h92.88zM53.79 108.1C24.09 108.1 0 83.5 0 53.8a53.79 53.79 0 0 1 107.58 0c0 29.7-24.1 54.3-53.79 54.3zM447.9 448h-92.68V302.4c0-34.7-.7-79.2-48.29-79.2-48.29 0-55.69 37.7-55.69 76.7V448h-92.78V148.9h89.08v40.8h1.3c12.4-23.5 42.69-48.3 87.88-48.3 94 0 111.28 61.9 111.28 142.3V448z"></path></svg></a> <a onclick="window.open('https://www.twitter.com/intent/tweet?url=https://tutorialspoint.com/html-dom-textarea-wrap-property&text=HTML DOM Textarea wrap Property - The HTML DOM Textarea wrap property returns and modify the value of wrap attribute of a text area element in an HTML document.SyntaxFollowing is the syntax −1. Returning wrapobject.wrap2. Adding wrapobject.wrap = soft | hardLet us see an example of HTML DOM Textarea wrap Property:ExampleLive Demo','sharer','toolbar=0,status=0,width=580,height=325');" href="javascript: void(0)" title="Share on Twitter"><svg fill="black" xmlns="http://www.w3.org/2000/svg" height="1.2em" viewBox="0 0 512 512"><path d="M389.2 48h70.6L305.6 224.2 487 464H345L233.7 318.6 106.5 464H35.8L200.7 275.5 26.8 48H172.4L272.9 180.9 389.2 48zM364.4 421.8h39.1L151.1 88h-42L364.4 421.8z"></path></svg></a> </span> </div> <div> <p class="views-count" title="Article Views"><svg xmlns="http://www.w3.org/2000/svg" height="1em" viewBox="0 0 576 512"><path d="M288 288a64 64 0 0 0 0-128c-1 0-1.88.24-2.85.29a47.5 47.5 0 0 1-60.86 60.86c0 1-.29 1.88-.29 2.85a64 64 0 0 0 64 64zm284.52-46.6C518.29 135.59 410.93 64 288 64S57.68 135.64 3.48 241.41a32.35 32.35 0 0 0 0 29.19C57.71 376.41 165.07 448 288 448s230.32-71.64 284.52-177.41a32.35 32.35 0 0 0 0-29.19zM288 96a128 128 0 1 1-128 128A128.14 128.14 0 0 1 288 96zm0 320c-107.36 0-205.46-61.31-256-160a294.78 294.78 0 0 1 129.78-129.33C140.91 153.69 128 187.17 128 224a160 160 0 0 0 320 0c0-36.83-12.91-70.31-33.78-97.33A294.78 294.78 0 0 1 544 256c-50.53 98.69-148.64 160-256 160z"></path></svg> <span id="spanViews">147 次浏览</span></p> </div> </div> </div> </div> <div class="related-articles"> <ul class="toc chapters"> <li class="heading big-font" <i="">相关文章</li><li><a href="https://tutorialspoint.com/html-dom-textarea-cols-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea cols 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-rows-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea rows 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-placeholder-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea placeholder 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-disabled-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea disabled 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-defaultvalue-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea defaultValue 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-name-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea name 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-readonly-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea readOnly 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-autofocus-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea autofocus 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-form-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea form 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-required-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea required 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-maxlength-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea maxLength 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-object"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea 对象</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-textarea-select-method"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM Textarea select() 方法</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-activeelement-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM activeElement 属性</span></a></li> <li><a href="https://tutorialspoint.com/html-dom-paddingleft-property"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M218.101 38.101L198.302 57.9c-4.686 4.686-4.686 12.284 0 16.971L353.432 230H12c-6.627 0-12 5.373-12 12v28c0 6.627 5.373 12 12 12h341.432l-155.13 155.13c-4.686 4.686-4.686 12.284 0 16.971l19.799 19.799c4.686 4.686 12.284 4.686 16.971 0l209.414-209.414c4.686-4.686 4.686-12.284 0-16.971L235.071 38.101c-4.686-4.687-12.284-4.687-16.97 0z"></path></svg><span>HTML DOM paddingLeft 属性</span></a></li> </ul></div> <div class="library-cta"> <div> <h5 class="library-cta__title">开启您的 <span class="text-yellow-400">职业生涯</span></h5> <p>通过完成课程获得认证</p> <a target="_blank" href="https://tutorialspoint.com/latest/certifications" class="library-cta__button button button--yellow">开始</a> </div> <img src="/static/images/library-cta.svg" alt=""> </div> <div class="library-page-bottom-nav "> <button class="button button--blue" id="print-page"> <svg fill="white" xmlns="http://www.w3.org/2000/svg" height="1em" viewBox="0 0 512 512"><path d="M112 160V64c0-8.8 7.2-16 16-16H357.5c4.2 0 8.3 1.7 11.3 4.7l26.5 26.5c3 3 4.7 7.1 4.7 11.3V160h48V90.5c0-17-6.7-33.3-18.7-45.3L402.7 18.7C390.7 6.7 374.5 0 357.5 0H128C92.7 0 64 28.7 64 64v96h48zm16 208H384v96H128V368zm-16-48c-17.7 0-32 14.3-32 32H48V256c0-8.8 7.2-16 16-16H448c8.8 0 16 7.2 16 16v96H432c0-17.7-14.3-32-32-32H112zm320 80h48c17.7 0 32-14.3 32-32V256c0-35.3-28.7-64-64-64H64c-35.3 0-64 28.7-64 64V368c0 17.7 14.3 32 32 32H80v80c0 17.7 14.3 32 32 32H400c17.7 0 32-14.3 32-32V400z"></path></svg>打印页面</button> <div class="flex-group"> <a href="/articles/index.php"> <button class="button button--neutral"> <svg xmlns="http://www.w3.org/2000/svg" width="10" height="16" viewBox="0 0 10 16" fill="none"><path d="M1.03117 8.48836C0.64065 8.09783 0.64065 7.46467 1.03117 7.07414L7.39514 0.710183C7.78566 0.319658 8.41883 0.319658 8.80935 0.710183C9.19987 1.10071 9.19987 1.73387 8.80935 2.1244L3.15249 7.78125L8.80935 13.4381C9.19987 13.8286 9.19987 14.4618 8.80935 14.8523C8.41882 15.2428 7.78566 15.2428 7.39513 14.8523L1.03117 8.48836ZM3.12109 8.78125L1.73828 8.78125L1.73828 6.78125L3.12109 6.78125L3.12109 8.78125Z" fill="black"></path></svg> 上一页 </button> </a> <a href=""> <button class="button ">下一页 <svg xmlns="http://www.w3.org/2000/svg" width="10" height="16" viewBox="0 0 10 16" fill="none"><path d="M8.87117 8.48836C9.26169 8.09783 9.26169 7.46467 8.87117 7.07414L2.50721 0.710183C2.11668 0.319658 1.48352 0.319658 1.09299 0.710183C0.70247 1.10071 0.70247 1.73387 1.09299 2.1244L6.74985 7.78125L1.093 13.4381C0.702471 13.8286 0.702471 14.4618 1.093 14.8523C1.48352 15.2428 2.11668 15.2428 2.50721 14.8523L8.87117 8.48836ZM6.78125 8.78125L8.16406 8.78125L8.16406 6.78125L6.78125 6.78125L6.78125 8.78125Z" fill="white"></path></svg> </button> </a></div> </div> <div class="error-success" id="error-success" style="display: none;"></div> <div class="error-warning" id="error-warning"></div> <script src="/articles/js/article.js?v=2.6"> </script> <div class="bottom-library-ads mt" style="margin:5px;"> <div class="google-bottom-ads" id="google-bottom-ads" style="height:450px;"> <div>广告</div> <div> <div id="ezoic-pub-ad-placeholder-131"></div> <div id="ezoic-pub-ad-placeholder-135"></div> <script> ezstandalone.cmd.push(function() { var width = window.innerWidth; if( width <= 768 ){ ezstandalone.showAds(135); document.getElementById("ezoic-pub-ad-placeholder-131").remove(); document.getElementById("google-right-ads").remove(); }else{ ezstandalone.showAds(131); document.getElementById("ezoic-pub-ad-placeholder-135").remove(); } }); </script> </div> </div> </div> </div> <div> <div class="data-sticky" id="google-right-ads"> <div class="google-right-ad" style="margin: 0px auto !important;margin-top:5px;min-height:280px!important"> <div id="ezoic-pub-ad-placeholder-127"></div> <script> ezstandalone.cmd.push(function() { ezstandalone.showAds(127); }); </script> </div> <div class="google-right-ad" style="margin-top:16px;min-height:280px!important"> <div id="ezoic-pub-ad-placeholder-128"></div> <script> ezstandalone.cmd.push(function() { ezstandalone.showAds(128); }); </script> </div> <div class="google-right-ad" style="margin-top:16px;margin-bottom:15px;min-height:600px!important"> <div id="ezoic-pub-ad-placeholder-129"></div> <script> ezstandalone.cmd.push(function() { ezstandalone.showAds(129); }); </script> </div> </div> </div> </div> </div> </main> <footer class="footer bg-neutral-800"> <div class="container"> <div> <h5>TOP TUTORIALS</h5> <ul> <li><a href="/python/index.htm" title="Python Tutorial">Python Tutorial</a></li> <li><a href="/java/index.htm" title="Java Tutorial">Java Tutorial</a></li> <li><a href="/cplusplus/index.htm" title="C++ Tutorial">C++ Tutorial</a></li> <li><a href="/cprogramming/index.htm" title="C Programming Tutorial">C Programming Tutorial</a></li> <li><a href="/csharp/index.htm" title="C# Tutorial">C# Tutorial</a></li> <li><a href="/php/index.htm" title="PHP Tutorial">PHP Tutorial</a></li> <li><a href="/r/index.htm" title="R Tutorial">R Tutorial</a></li> <li><a href="/html/index.htm" title="HTML Tutorial">HTML Tutorial</a></li> <li><a href="/css/index.htm" title="CSS Tutorial">CSS Tutorial</a></li> <li><a href="/javascript/index.htm" title="JavaScript Tutorial">JavaScript Tutorial</a></li> <li><a href="/sql/index.htm" title="SQL Tutorial">SQL Tutorial</a></li> </ul> </div> <div> <h5>TRENDING TECHNOLOGIES</h5> <ul> <li><a href="/cloud_computing/index.htm" title="Cloud Computing Tutorial">Cloud Computing Tutorial</a></li> <li><a href="/amazon_web_services/index.htm" title="Amazon Web Services Tutorial">Amazon Web Services Tutorial</a></li> <li><a href="/microsoft_azure/index.htm" title="Microsoft Azure Tutorial">Microsoft Azure Tutorial</a></li> <li><a href="/git/index.htm" title="Git Tutorial">Git Tutorial</a></li> <li> <a href="/ethical_hacking/index.htm" title="Ethical Hacking Tutorial">Ethical Hacking Tutorial</a></li> <li><a href="/docker/index.htm" title="Docker Tutorial">Docker Tutorial</a></li> <li><a href="/kubernetes/index.htm" title="Kubernetes Tutorial">Kubernetes Tutorial</a></li> <li><a href="/data_structures_algorithms/index.htm" title="DSA Tutorial">DSA Tutorial</a></li> <li><a href="/spring_boot/index.htm" title="Spring Boot Tutorial">Spring Boot Tutorial</a></li> <li><a href="/sdlc/index.htm" title="SDLC Tutorial">SDLC Tutorial</a></li> <li><a href="/unix/index.htm" title="Unix Tutorial">Unix Tutorial</a></li> </ul> </div> <div> <h5>CERTIFICATIONS</h5> <ul> <li><a href="/certification/business-analytics-certification-2023/index.asp" title="Business Analytics Certification">Business Analytics Certification</a></li> <li><a href="/certification/java-prime-pack/index.asp" title="Java & Spring Boot Advanced Certification">Java & Spring Boot Advanced Certification</a></li> <li><a href="/certification/data-science-advanced-certification/index.asp" title="Data Science Advanced Certification">Data Science Advanced Certification</a></li> <li><a href="/certification/cloud-computing-and-devops-advanced-certification/index.asp" title="Cloud Computing And DevOps">Cloud Computing And DevOps</a></li> <li><a href="/certification/advanced-certification-in-business-analytics/index.asp" title="Advanced Certification In Business Analytics">Advanced Certification In Business Analytics</a></li> <li><a href="/certification/artificial-intelligence-and-machine-learning-certification/index.asp" title="Artificial Intelligence And Machine Learning">Artificial Intelligence And Machine Learning</a></li> <li><a href="/certification/devops-certification/index.asp" title="DevOps Certification">DevOps Certification</a></li> <li><a href="/certification/game-development-prime-pack/index.asp" title="Game Development Certification">Game Development Certification</a></li> <li><a href="/certification/frontend-developer-certification/index.asp" title="Front-End Developer Certification">Front-End Developer Certification</a></li> <li><a href="/certification/aws-prime-pack/index.asp" title="AWS Certification Training">AWS Certification Training</a></li> <li><a href="/certification/complete-python-prime-pack/index.asp" title="Python Programming Certification">Python Programming Certification</a></li> </ul> </div> <div> <h5>COMPILERS & EDITORS</h5> <ul> <li><a href="/online_java_compiler.php" title="Online Java Compiler">Online Java Compiler</a></li> <li><a href="/online_python_compiler.php" title="Online Python Compiler">Online Python Compiler</a></li> <li><a href="/execute_golang_online.php" title="Online Go Compiler">Online Go Compiler</a></li> <li><a href="/compile_c_online.php" title="Online C Compiler">Online C Compiler</a></li> <li><a href="/compile_cpp_online.php" title="Online C++ Compiler">Online C++ Compiler</a></li> <li><a href="/online_csharp_compiler.php" title="Online C# Compiler">Online C# Compiler</a></li> <li><a href="/execute_php_online.php" title="Online PHP Compiler">Online PHP Compiler</a></li> <li><a href="/execute_matlab_online.php" title="Online MATLAB Compiler">Online MATLAB Compiler</a></li> <li><a href="/execute_bash_online.php" title="Online Bash Compiler">Online Bash Compiler</a></li> <li><a href="/execute_sql_online.php" title="Online SQL Compiler">Online SQL Compiler</a></li> <li><a href="/online_html_editor.php" title="Online Html Editor">Online Html Editor</a></li> </ul> </div> </div> <ul class="footer__list container"> <li><a href="/about/index.htm" title="ABOUT US">ABOUT US</a> | </li> <li><a href="/about/about_team.htm" title="OUR TEAM">OUR TEAM</a> | </li> <li><a href="/about/about_careers.htm" title="CAREERS">CAREERS</a> | </li> <li><a href="/job_search.php" title="JOBS">JOBS</a> | </li> <li><a href="/about/contact_us.htm" title="CONTACT US">CONTACT US</a> | </li> <li><a href="/about/about_terms_of_use.htm" title="TERMS OF USE">TERMS OF USE</a> | </li> <li><a href="/about/about_privacy.htm" title="PRIVACY POLICY">PRIVACY POLICY</a> | </li> <li><a href="/about/return_refund_policy.htm" title="REFUND POLICY">REFUND POLICY</a> | </li> <li><a href="/about/about_cookies.htm" title="COOKIES POLICY">COOKIES POLICY</a> | </li> <li><a href="/about/faq.htm" title="FAQ'S">FAQ'S</a></li> </ul> <div class="footer__socials container"> <img class="footer__logo" src="https://tutorialspoint.com/static/images/logo-footer.svg" alt="tutorials point logo"> <div> <a rel="nofollow" target="_blank" href="https://127.0.0.1/tutorialspointindia" title="Follow us on Facebook"><i class="fab fa-2x fa-facebook"></i></a> <a target="_blank" href="https://twitter.com/tutorialspoint" rel="nofollow" title="Follow us on Twitter"><i class="fab fa-2x fa-x-twitter"></i></a> <a target="_blank" href="https://www.youtube.com/channel/UCVLbzhxVTiTLiVKeGV7WEBg" rel="nofollow" title="Follow us on Youtube"><i class="fab fa-2x fa-youtube"></i></a> <a target="_blank" href="https://www.linkedin.com/company/tutorialspoint/" rel="nofollow" title="Follow us on LinkedIn"><i class="fab fa-2x fa-linkedin"></i></a> <a target="_blank" href="https://www.instagram.com/tutorialspoint_/" rel="nofollow" title="Follow us on Instagram"><i class="fab fa-2x fa-instagram"></i></a> </div> <div class="flex-group"> <button class="button-reset"><a href="https://play.google.com/store/apps/details?id=com.tutorialspoint.onlineviewer" target="_blank" title="Download Android App" rel="nofollow"><img src="https://tutorialspoint.com/static/images/googleplay.svg" alt="Download Android App"></a></button> <button class="button-reset"><a href="https://itunes.apple.com/us/app/tutorials-point/id914891263?ls=1&mt=8" target="_blank" title="Download IOS App" rel="nofollow"><img src="https://tutorialspoint.com/static/images/appstore.svg" alt="Download IOS App"></a></button> </div> </div> <div class="footer__legal-wrapper"> <div class="footer__legal ff-nunito"> <p> </p><p class="">Tutorials Point is a leading Ed Tech company striving to provide the best learning material on technical and non-technical subjects.</p> <p></p> <p class="footer__copyright ">© Copyright 2024. All Rights Reserved.</p> </div> </div> </footer> <script src="/static/js/lib-script.js?v12.64"></script> <script src="https://127.0.0.1/gsi/client" async="" defer=""></script> <script> function addParagraphs(ind) { let techLinks =[["Python","JavaScript","Spring Boot","Java","Linux/Unix","C#","Data Science","MySQL","Artificial Intelligence","SQL"], ["https://tutorialspoint.com/certification/complete-python-prime-pack/index.asp?utm_source=tutorialspoint&utm_medium=python_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/javascript-prime-pack/index.asp?utm_source=tutorialspoint&utm_medium=javascript_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/ultimate-guide-to-java-and-spring-boot-for-2022/index.asp?utm_source=tutorialspoint&utm_medium=java_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/ultimate-guide-to-java-and-spring-boot-for-2022/index.asp?utm_source=tutorialspoint&utm_medium=spring_boot_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/linux-system-administrator-certification/index.asp?utm_source=tutorialspoint&utm_medium=unix_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/chash-and-net-prime-pack/index.asp?utm_source=tutorialspoint&utm_medium=csharp_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/data-science-prime-pack/index.asp?utm_source=tutorialspoint&utm_medium=data_science_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/mysql-technologies-pack/index.asp?utm_source=tutorialspoint&utm_medium=mysql_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/artificial-intelligence-and-machine-learning-certification/index.asp?utm_source=tutorialspoint&utm_medium=artificial_intelligence_tutorial_3p&utm_campaign=internal", "https://tutorialspoint.com/certification/mysql-technologies-pack/index.asp?utm_source=tutorialspoint&utm_medium=sql_tutorial_3p&utm_campaign=internal"]] var p2 = ''; if(ind>=0){ p2 = p2 + '<a style="text-decoration:none;" href="' + techLinks[1][ind] +'" target="_blank" ><p class="prmt_ad">Learn <strong>'+ techLinks[0][ind] + '</strong> in-depth with real-world projects through our <strong>' + techLinks[0][ind] + ' certification course</strong>. Enroll and become a certified expert to boost your career.</p></a>'; } else{ p2 = p2 + '<a href="https://tutorialspoint.com/latest/courses?utm_source=tutorialspoint&utm_medium=tutorials_3p&utm_campaign=internal" style="text-decoration:none;" target="_blank"><p class="prmt_ad">Explore our <strong>latest online courses</strong> and learn new skills at your own pace. Enroll and become a certified expert to boost your career.</p></a>'; } $(p2).insertBefore($('.tutorial-content h2').eq(2)); } $(document).ready(function() { var url= window.location.href.toLowerCase(); if(url.indexOf('python') > -1){ addParagraphs(0); } else if(url.indexOf('javascript') > -1){ addParagraphs(1); } else if(url.indexOf('spring_boot') > -1){ addParagraphs(2); } else if(url.indexOf('java') > -1){ addParagraphs(3); } else if((url.indexOf('unix') > -1)||(url.indexOf('linux') > -1)){ addParagraphs(4); } else if((url.indexOf('csharp') > -1)||(url.indexOf('chash') > -1)){ addParagraphs(5); } else if(url.indexOf('data_science') > -1){ addParagraphs(6); } else if(url.indexOf('mysql') > -1){ addParagraphs(7); } else if((url.indexOf('artificial_intelligence') > -1)||(url.indexOf('artificial-intelligence') > -1)){ addParagraphs(8); } else if(url.indexOf('sql') > -1){ addParagraphs(9); } else{ addParagraphs(-1); } }); </script> <script> if(getCookie('user_id') == '' || getCookie('user_id') == null){ window.onload = function() { initializeGoogleOneTap(); }; } </script> <script src="https://tutorialspoint.com/fontawesome/js/all.min.js?v2.9"></script> <script src="https://127.0.0.1/cmp.min.js" data-cfasync="false"></script> <script async="" src="/static/js/ezoic-ad-inserter.js?v4.2"></script>  <script async="" src="https://127.0.0.1/gtag/js?id=G-E4SW76VCNP"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-E4SW76VCNP'); </script>  <script> !function(f,b,e,v,n,t,s) {if(f.fbq)return;n=f.fbq=function(){n.callMethod? n.callMethod.apply(n,arguments):n.queue.push(arguments)}; if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0'; n.queue=[];t=b.createElement(e);t.async=!0; t.src=v;s=b.getElementsByTagName(e)[0]; s.parentNode.insertBefore(t,s)}(window,document,'script', 'https://127.0.0.1/en_US/fbevents.js'); fbq('init', '854536859149047'); fbq('track', 'PageView'); </script>  <footer style="margin: 2em 2em 4em; font-size: small; text-align: center;"> © <script>document.write(new Date().getFullYear() + ' ' + location.host)</script>. All rights reserved. </footer></body></html>