String Buffer
StringBuffer class:
StringBuffer class lets the user to modify the
characters present within the string while String class always returns the new
String object containing the modified string and the original string remains
unchanged .
The StringBuffer
class reverses the 16 additional character spaces for further advancement in
the string.
Constructors
of the StringBuffer class:
a)
StringBuffer(): It will create the blank string buffer
class object.
b)
StringBuffer(int length): This argument will set the length
of the String .
E.g.
StringBuffer sb=new
StringBuffer(5);
sb="computer";
System.out.println(sb);
Output:
compu
StringBuffer(String s ):
where: s is the
string with which we want to initialize the StringBuffer class object.
E.g.
StringBuffer sb=new
StringBuffer("hello");
System.out.println(sb);
Output:
hello
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