(PHP 5 >= 5.3.0, PHP 7)
Checks if closure
public bool ReflectionFunctionAbstract::isClosure ( void )
Checks whether the reflected function is a Closure.
Returns:
Returns TRUE if the function is a Closure, otherwise FALSE.
Examples:
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:
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