JAVA-J2SE Study Notes

1. Find the number of occurrences of substring in a string

2. Code

Package Test;public class Teststringcontain {public static void main (string[] args) {String str = "Javakkjava--java99javah Ajava98098098098java "; String subStr = "java"; int count = 0;int FromIndex = 0;int index = -1;while (index = str.indexof (substr,fromindex))! =-1) {//Every time you find SUBSTR, move Fromindex down substr.length () length Fromindex = index + substr.length (); count++;} System.out.println (count);}}

　　

3. Running Results

6

JAVA-J2SE Study Notes