ReflectionParameter::canBePassedByValue

(PHP 5 >= 5.4.0, PHP 7, PHP 8)

ReflectionParameter::canBePassedByValue — Returns whether this parameter can be passed by value

Description

public ReflectionParameter::canBePassedByValue(): 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 can be passed by value, false otherwise. Returns null in case of an error.