如何使用 JavaScript 设置元素周围轮廓的样式?
要设置轮廓样式,请使用outlineStyle属性。轮廓可以是实线、点线、虚线等。
示例
你可以尝试运行以下代码,使用 JavaScript 设置元素周围轮廓的样式 −
<!DOCTYPE html> <html> <head> <style> #box { width: 450px; background-color: orange; border: 3px solid red; margin-left: 20px; } </style> </head> <body> <p>Click below to add Outline Style.</p> <div id="box"> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> <p>This is a div. This is a div. This is a div. This is a div. This is a div.</p> </div> <br> <button type="button" onclick="display()">Set Outline Style</button> <br> <script> function display() { document.getElementById("box").style.outlineColor = "#5F5F5F"; document.getElementById("box").style.outlineStyle = "solid"; } </script> </body> </html>
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