String Manipulation in Java Programs | String concat example

Concat method of String in java is used to add a new String at the end of the original String.

public String concat(String str)

1	public String concat(String str)

String concat example

package com.kscodes.sampleproject;

public class StringConcatExample {

	public static void main(String[] args) {

		String testStr1 = "This is test String";
		String testStr2 = " Used for Concat Example.";
		
		System.out.println("After 2 String concat::" + testStr1.concat(testStr2));
		
		System.out.println("Adding 1 more to concat::" + testStr1.concat(testStr2).concat("Added more to this String"));
		
	}

}

package com.kscodes.sampleproject;

public class StringConcatExample {

public static void main(String[] args) {

String testStr1 = "This is test String";

String testStr2 = " Used for Concat Example.";

System.out.println("After 2 String concat::" + testStr1.concat(testStr2));

System.out.println("Adding 1 more to concat::" + testStr1.concat(testStr2).concat("Added more to this String"));

}

Output

After 2 String concat::This is test String Used for Concat Example.
Adding 1 more to concat::This is test String Used for Concat Example.Added more to this String

1 2	After 2 String concat::This is test String Used for Concat Example. Adding 1 more to concat::This is test String Used for Concat Example.Added more to this String

Reference

1. String API