Posted by: Pdfprep
Post Date: November 22, 2020
What is the output of the following code?
class Test {
public function _call($name, $args)
{
call_user_func_array(array(‘static’, "test$name"), $args);
}
public function testS($1) {
echo "$1,";
class Test2 extends Test {
public function testS($1) {
echo "$1,$1,";
}
$test = new Test2();
$test->S(‘A’);
A . A,
B . A,A,
C . A,A,A,
D . PHP Warning: call_user_func_array() expects parameter 1 to be a valid callback
Answer: B
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