String Manipulation in Java Programs | String length example

String length method in java is used to get the length of a given string.

String length method example

package com.kscodes.sampleproject;

public class StringLengthExample {

	public static void main(String[] args) {
		
		String testStr1 = "This is Test String for calculating length";
		String testStr2 = "Another String";
		
		System.out.println("The Length of testStr1 is ::" + testStr1.length());
		
		System.out.println("The Length of testStr2 is ::" + testStr2.length());
		

	}

}

package com.kscodes.sampleproject;

public class StringLengthExample {

public static void main(String[] args) {

String testStr1 = "This is Test String for calculating length";

String testStr2 = "Another String";

System.out.println("The Length of testStr1 is ::" + testStr1.length());

System.out.println("The Length of testStr2 is ::" + testStr2.length());

}

Output

The Length of testStr1 is ::42
The Length of testStr2 is ::14

1 2	The Length of testStr1 is ::42 The Length of testStr2 is ::14

Please Note:
Before performing any operation on any dynamically generated String, check if the String is not null.
Else a NullPointerException is thrown.

Reference

1. String length – API