How to open file in read/write mode?

Given: $email = ‘bob@example.com’; which code block will output example.com?

Which is a php resource?

Which crpto return longest hash value

Which function allows you to store session data in a database?

Which function will list files and directories inside the specified path?

$a = '1'; $b = &$a; $b = '2$b';

What are traits for?

What will be the values of $a and $b after the code below is executed? $a = '1'; $b = &$a; $b = '2$b';

Reserved keywords such as 'break' and 'while' can be used as variable names.

Which result will produce this code? class A { private $property = 1; public function getProperty() { return $this->property; } } class B extends A { protected $property = 2; public function __construct($v) { $this->property = $v; } } class C extends B { public $property = 3; } $c = new C(4); echo $c->property; echo $c->getProperty();