What is the correct use of the constant, PHP_EOL?

Consider statements: I : while (expr) statement II: while (expr): statement ... endwhile; Which is true, in the context of the given statements?

Function to calculate the amount of memory allocated to a PHP script?

Which statement will return true?

Which is a ternary operator?

Which is a correct declaration?

Does ZIP extensions available by default in PHP 5.x ?

What doesn this statement means $a === $b

What's the output? File: view.php File: test.php

Which PHP function reads entire file into an array?

Which is a predefined class in PHP?