Java for beginners - Chapter 10 : String buffer (append, insert, replace, delete & reverse) Part - 5

String Buffer in java :
As we know String in java is immutable.
But how make to make string as mutable :
StringBuffer.
StringBuilder.

String Buffer class :
It is used to create mutable string.
Below are some of the methods of string buffer class :
append()
insert()
replace()
delete()
reverse()

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