continuewithlabeldemo.java

java语法规则应用与学习

//字符串数组学习、break、标号学习
//在字符串数组中查找某个字符
public class ContinueWithLabelDemo
{
    public static void main(String[] args) 
{

        String searchMe = "Look for a substring in me";
        String substring = "sub";
        boolean foundIt = false;
        int max = searchMe.length() - substring.length();  

    test:
        for (int i = 0; i <= max; i++)
		{
            int n = substring.length();
            int j = i;
            int k = 0;
            while (n-- != 0)
 			{
                if (searchMe.charAt(j++) != substring.charAt(k++))
				{
                    continue test;
                }
            }    
            foundIt = true;
            break test;
        }
        System.out.println(foundIt ? "Found it" : "Didn't find it");
    }
}