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public class IndexOfExample3 { public static void main(String[] args) { String s1 = "This is indexOf method"; // Passing substring and index int index = s1.indexOf("method", 10); //Returns the index of this substring System.out.println("index of substring "+index); index = s1.indexOf("method", 20); // It returns -1 if substring does not found System.out.println("index of substring "+index); } }
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