If the method is an abstract, class must be:

Difference between a method declared as static and a normal method?

What is the name of default class for all classes

How to install pecl extensions?

Which PCRE regular expression will match the string

Output of this statement echo substr('Think Different',6);

class Example_Exp extends Exception {} class Check { public function checking() { try { try { throw new Example_Exp( } catch (Example_Exp $ex) { throw $ex; } } catch (Exception $ex) { var_dump($ex->getMessage()); } } } $bar = new check; $bar->checking(); ?>

Which of the following conditions must be followed by functions that are declared with void as their return type? i) Omit their return statement. ii) Use an empty return statement.

$x = array('x' => 'Adam', 'y' => 'Binca'); $y = array('x' => 'Avin', 'y' => 'Beth', 'z' => 'Chris'); $z = $y + $x; $x += $y; var_dump($x); ?>

var_dump((bool) -1); var_dump((bool) 1.5e5); var_dump((bool) 'false'); ?>

Which is the correct syntax of the function, Closure::from Callable, which is used to convert a callable into a closure?