(PHP 7)
ReflectionType::allowsNull — Checks if null is allowed
Checks whether the parameter allows null
.
Această funcție nu are parametri.
true
if null
is allowed, otherwise false
Example #1 ReflectionType::allowsNull() example
<?php
function someFunction(string $param, StdClass $param2 = null) {}
$reflectionFunc = new ReflectionFunction('someFunction');
$reflectionParams = $reflectionFunc->getParameters();
var_dump($reflectionParams[0]->getType()->allowsNull());
var_dump($reflectionParams[1]->getType()->allowsNull());
Exemplul de mai sus va afișa:
bool(false) bool(true)