String Concept for == or equals and StringBuffer and intern

String Concept for == or equals and StringBuffer and intern

SOURCE : StringConcept.java

public class StringConcept {

	
	public static void main(String[] args) {
		String s1="sandy";
		String s2="sandy";
		String s3="sandy".intern();
		String s4= new String("sandy");
		String s5= new String("sandy").intern();
		
	StringBuffer sb =  new StringBuffer("sandy");
	StringBuffer sb1 =  new StringBuffer("sandy");
	
		
		if(s1==s2){System.out.println("s1 and s2 ");}
		
		if(s1==s3){System.out.println("s1 and s3 ");}
		if(s1==s4){System.out.println("s1 and s4 ");}
		if(s1==s5){System.out.println("s1 and s5 ");}
		//if(s1==sb){System.out.println("s1 and sb");}
		if(s1.equals(sb)){System.out.println("s1 and sb");}
		if(s1.equals(sb1)){System.out.println("s1 and sb");}

	}

}

INPUT

OUTPUT

s1 and s2 
s1 and s3 
s1 and s5 

Hi, I have written and developed this post so that most of people will be benefited. I'm committed to provide easy and in-depth tutorials on various technologies.I hope it will help you a lot.
- Sandeep Kumar D

Follow Me @Google+

SHARE

Onlinecodegeek