Predict the output of the following program.
class Test
{ public static void main(String[] args)
{
StringBuffer a = new StringBuffer("geeks");
StringBuffer b = new StringBuffer("forgeeks");
a.delete(1,3);
a.append(b);
System.out.println(a);
}
} |
(A) gsforgeeks
(B) gksforgeeks
(C) geksforgeeks
(D) Compilation error
Answer: (B)
Explanation:
delete(x, y) function deletes the elements from the string at position ‘x’ to position ‘y-1’.
append() function concatenates the second string to the first string.
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