Answer Posted / rajneesh hajela

string is immutable

but stringbuildler are mutable...

this play many role


StringBuilder y = new StringBuilder();
y.Append("hello");

StringBuilder x = new StringBuilder();
x.Append("hello");

if (y == x)
{
}
// Stirng is immutable .In some ways it to
be value types .These are known as immutable .
//===================

string str1 = "hello";
string str2 = "hello";

if (str1 == str2)
{
}
//===============
string y1 ="";
y1="hello";

Program p = new Program();
p.foo(ref y1);
Console.WriteLine(y1);

}

void foo(ref string sb)
{
sb="Rajneesh Hajela:";
}


Rajneesh Hajela

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