Find Index Of A Particular Character Example Java Program


Definition

This method indexOf() is an inbuilt method of strings which is used to find the index of a particular character or string.

Syntax

public int indexOf(int ch )

Find Index Of A Particular Character Example Program

public class FindIndexOfCharacter {
	public static void main(String args[]) {
		String Str = new String("abcdefghijklmnopqrstuvwxyz");
		System.out.print("Index of o is :" );
		System.out.println(Str.indexOf( 'o' ));
		System.out.print("Index of f is :" );
		System.out.println(Str.indexOf( 'f'));
		System.out.print("Index of w is :" );
		System.out.println( Str.indexOf('w'));
		System.out.print("Index of g is :" );
		System.out.println( Str.indexOf('g'));
	}
}

Sample Output

Output is:
Index of o is :14
Index of f is :5
Index of w is :22
Index of g is :6