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StringConcatanation.java
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StringConcatanation.java
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public class StringConcatanation
{
public static void main(String[] args)
{
String s1 = new String("Athrva"); // mutable string no changes
s1.concat("Deshmukh"); // it will not concat because string is mutable
System.out.println(s1); // Athrva
s1 = s1.concat("Deshmukh");
System.out.println(s1); /* AthrvaDeshmukh this string got concat because we have assigned a new address
to variable s1 but still the value of s1 is not changed it is still mutuable */
System.out.println("****************");
String s2 = new String("pwjava");
String s3 = s2.concat("skills");
String s4 = new String("pwjava");
s4 = s4.concat("skills");
System.out.println(s2); // pwjava
System.out.println(s3); // pwjavaskills
System.out.println(s4); // pwjavaskills
System.out.println("********************************");
System.out.println("Concatination using + operator");
String name = "Athrva";
String str = name+" "+21+"/"+05+"/"+2003;
System.out.println(str);
String s5 = "pw";
String s6 = "pw"+"java";
String s7 = "pw"+"java"+"skills";
System.out.println(s5);
System.out.println(s6);
System.out.println(s7);
}
}