字符串方法startsWith和endsWith。

public class Main 

{

   public static void main(String[] args)
   /*
   n o w j a   v  a . c o m - 时  代  Java
   */

   {

      String[] strings = {"started", "starting", "ended", "ending"};


      // test method startsWith

      for (String string : strings)

      {

         if (string.startsWith("st"))

            System.out.printf("\"%s\" starts with \"st\"\n", string);

      } 


      System.out.println();
// from 时 代 J a v a - N o w J a v a . c o m

      // test method startsWith starting from position 2 of string

      for (String string : strings)

      {

         if (string.startsWith("art", 2)) 

            System.out.printf(

               "\"%s\" starts with \"art\" at position 2\n", string);

      } 


      System.out.println();


      // test method endsWith