ReflectionFunctionAbstract::isClosure

Checks if closure

Description

public bool ReflectionFunctionAbstract::isClosure()

Checks whether the reflected function is a Closure.

Parameters

This function has no parameters.

Return Values

Returns true if the function is a Closure, otherwise false.

Examples

Example #1 ReflectionFunctionAbstract::isClosure example

<?php
// Non-closure
$function1 = 'str_replace';
$reflection1 = new ReflectionFunction($function1);
var_dump($reflection1->isClosure());

// Closure
$function2 = function () {};
$reflection2 = new ReflectionFunction($function2);
var_dump($reflection2->isClosure());
?>

The above example will output:

bool(false)
bool(true)

See Also

  • ReflectionFunctionAbstract::isGenerator