Java.io.CharArrayWriter.toString() 方法



描述

java.io.CharArrayWriter.toString() 方法返回此写入器缓冲内容的字符串。

声明

以下是 java.io.CharArrayWriter.toString() 方法的声明:-

public String toString()

参数

返回值

该方法返回在此写入器中分配的缓冲区内容的字符串。

异常

示例

以下示例演示了 java.io.CharArrayWriter.toString() 方法的使用。

package com.tutorialspoint;

import java.io.CharArrayWriter;

public class CharArrayWriterDemo {
   public static void main(String[] args) {      
      char[] ch = {'A','B','C','D','E'};
      CharArrayWriter chw = null;
            
      try {
         // create character array writer
         chw = new CharArrayWriter();
         
         // write character buffer to the writer
         chw.write(ch);
         
         // get buffered content as string
         String str = chw.toString();
         
         // print the string
         System.out.print(str);
               
      } catch(Exception e) {
         // for any error
         e.printStackTrace();
      } finally {
         // releases all system resources from writer
         if(chw!=null)
            chw.close();
      }
   }
}

让我们编译并运行以上程序,这将产生以下结果:-

ABCDE
java_io_chararraywriter.htm
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