In the following code fragment, after execution of line 1, sbuf
references an instance of the StringBuffer class.
After execution of line 2, sbuf
still references the same instance.
1. StringBuffer sbuf = new StringBuffer("abcde"); 2. sbuf.append("xyz");
A.
The StringBuffer class is mutable.
After execution of line 2, sbuf
refers to the same object, although the object has been modified.