String s1="prabas"; String s2="raju"; String s3=s1.co

Difference between String & StringBuffer

Question Posted / ramesh raju

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Answer Posted / ramesh raju

String s1="prabas";
String s2="raju";
String s3=s1.concat(s1);//s1=s2.concat("xyz") its not work
We didn't chang the content of s1,s2 strings
that's y String is Immutable

where as StringBuffer is mutable we can easly modified the
content

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