目录

StringBuilder reverse()

描述 (Description)

java.lang.StringBuilder.reverse()方法导致此字符序列被序列的反向替换。

声明 (Declaration)

以下是java.lang.StringBuilder.reverse()方法的声明

public StringBuilder reverse()

参数 (Parameters)

NA

返回值 (Return Value)

此方法返回对此对象的引用。

异常 (Exception)

NA

例子 (Example)

以下示例显示了java.lang.StringBuilder.reverse()方法的用法。

package com.iowiki;
import java.lang.*;
public class StringBuilderDemo {
   public static void main(String[] args) {
      StringBuilder str = new StringBuilder("india");
      System.out.println("string = " + str);
      // reverse characters of the StringBuilder and prints it
      System.out.println("reverse = " + str.reverse());
      // reverse is equivalent to the actual
      str = new StringBuilder("malayalam");
      System.out.println("string = " + str);
      // reverse characters of the StringBuilder and prints it
      System.out.println("reverse = " + str.reverse());
   }
}

让我们编译并运行上面的程序,这将产生以下结果 -

string = india
reverse = aidni
string = malayalam
reverse = malayalam
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