What will be the output of the following PHP 7.1 code.

$x = "New ";

$y = $x . "Example ";

echo $y;

$x = "New ";

$x .= "Example ";

echo $x;

?>

$example = function($x) { return $x * 3; }; $num = range(2, 6); $new_num = array_map($example, $num); print implode( )?>

In the following PHP 7.1 code, which of the given code statements should replace ??? to print the current year as output in the numeric format, i.e. 2017? $date_T = new DateTime(); ??? ?>

$example = array(2 =>=> 'Two', 4 => 'Four', 6 => 'Six'); unset($example[2]);$x = array_values($example); print_r($x);

What will be the output of the following PHP 7.1 code? function inverse($a){ if (!$a){ throw new Exception( } return 20/$a; } try { echo inverse(8).

While comparing objects in PHP 7.1, using which of the following operators results in identical object variables, if and only if, they refer to the same instance of the same class?

Which subversion of PHP5 adds short array syntax?

$array = []; Is coorect in php version

$text = 'He went to the school.'; echo strpbrk($text, 'w'); In the above code, what is the output?

The _______ method will be called automatically when an object is represented as a string.

What is the difference between $message and $$message?