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Searching characters in a String in Java.
You can search for a particular letter in a string using the indexOf() method of the String class. This method which returns a position index of a word within the string if found. Otherwise it returns -1.
Example
public class Test {
public static void main(String args[]) {
String str = new String("hi welcome to Tutorialspoint");
int index = str.indexOf('w');
System.out.println("Index of the letter w :: "+index);
}
}Output
Index of the letter w :: 3
Updated on: 26-Feb-2020
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