j02060403.java

来自「经典java教材《java完美经典》一书中源码的完全收集」· Java 代码 · 共 30 行

import java.lang.*;

class j02060403
{
  public static void main(String para[])
  {
		String myStr = "江南可采莲，莲叶荷田田！鱼戏莲叶间："
		             + "鱼戏莲叶东，鱼戏莲叶西，鱼戏莲叶南，鱼戏莲叶北";
		int getIndx;
		getIndx = myStr.indexOf('莲');
		System.out.println("pr1 目标索引位置 = " + getIndx);
		getIndx = myStr.indexOf('莲',10);
		System.out.println("pr2 目标索引位置 = " + getIndx);
		getIndx = myStr.indexOf("鱼戏");
		System.out.println("pr3 目标索引位置 = " + getIndx);
		getIndx = myStr.indexOf("鱼戏",20);
		System.out.println("pr4 目标索引位置 = " + getIndx);
		
		getIndx = myStr.lastIndexOf('叶');
		System.out.println("pr5 目标索引位置 = " + getIndx);
		getIndx = myStr.lastIndexOf('叶',5);
		System.out.println("pr6 目标索引位置 = " + getIndx);
		getIndx = myStr.lastIndexOf("江北");
		System.out.println("pr7 目标索引位置 = " + getIndx);
		getIndx = myStr.lastIndexOf("莲叶",30);
		System.out.println("pr8 目标索引位置 = " + getIndx);						
  }
}