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  1. import java.util.*;
  2. import java.lang.*;
  3.  
  4. class Ideone
  5. {
  6. 	public static void main (String[] args) 
  7. 	{
  8. 		String s1="I am a good student";
  9. 		String s2="I am a good worker";
  10. 		String s3="3,6,12,20";
  11.  
  12. 		int k=s1.compareTo(s2);
  13. 		if(k>0)System.out.println("s1引用的字符串大于s2引用的字符串");
  14. 		else if(k==0)System.out.println("s1引用的字符串等于s2引用的字符串");
  15. 		else System.out.println("s1引用的字符串小于s2引用的字符串");
  16.  
  17. 		StringTokenizer st=new StringTokenizer(s1);
  18. 		while(st.hasMoreTokens()) System.out.println(st.nextToken());
  19.  
  20. 		String[] names =s2.split(" ");
  21.         for(int i=0;i<names.length;i++)
  22.          System.out.println(names[i]);		
  23.  
  24. 		int a=s1.indexOf("student");
  25. 		if(a>0)System.out.println(a);
  26. 		else System.out.println("没有搜索内容");
  27.  
  28. 		String[] sArray=s3.split("\\,");
  29. 		int iArray[]=new int[5];int sum=0;
  30.         for(int i=0;i<sArray.length;i++)
  31.         {iArray[i]=Integer.parseInt(sArray[i]);
  32.  
  33.  
  34.          System.out.println(iArray[i]);
  35.          sum=sum+iArray[i];
  36.          }		
  37. 		System.out.println(sum);
  38. 	}}
Success #stdin #stdout 0.04s 4386816KB
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stdin
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Standard input is empty
stdout
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s1引用的字符串小于s2引用的字符串
I
am
a
good
student
I
am
a
good
worker
12
3
6
12
20
41
https://ideone.com/sCp4XO
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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