ReflectionParameter::isArray
(PHP 5 >= 5.1.2, PHP 7, PHP 8)
ReflectionParameter::isArray — Checks if parameter expects an array
Warning
This function has been DEPRECATED as of PHP 8.0.0. Relying on this function is highly discouraged.
See the example below for an alternative way to derive this information.
Description
public ReflectionParameter::isArray(): bool
Checks if the parameter expects an array.
Parameters
This function has no parameters.
Return Values
true if an array is expected, false otherwise.
Examples
Example #1 PHP 8.0.0 equivalent
As of PHP 8.0.0, the following code will report if a type declares arrays, including as part of a union.
<?php
function declaresArray(ReflectionParameter $reflectionParameter): bool
{
$reflectionType = $reflectionParameter->getType();
if (!$reflectionType) return false;
$types = $reflectionType instanceof ReflectionUnionType
? $reflectionType->getTypes()
: [$reflectionType];
return in_array('array', array_map(fn(ReflectionNamedType $t) => $t->getName(), $types));
}
?>
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