ReflectionParameter::isCallable

(PHP 5 >= 5.4.0, PHP 7)

ReflectionParameter::isCallableReturns whether parameter MUST be callable

Warning

This function has been DEPRECATED as of PHP 8.0.0. Relying on this function is highly discouraged.

Description

public ReflectionParameter::isCallable ( ) : bool

Warning

This function is currently not documented; only its argument list is available.

Parameters

This function has no parameters.

Return Values

Returns true if the parameter is callable, false if it is not or null on failure.