Question

How to find start index of all matches of a word in a string backward with Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
        String s = "Java programming language, java object-oriented, java class-base";
        String word = "java";

        for (int i = s.length(); (i = s.toLowerCase().lastIndexOf(word, i - 1)) != -1; i--) {
            System.out.println(i);
        }
    }
}


/*
run:

49
27
0

*/

 

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