ReflectionParameter::canBePassedByValue
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
ReflectionParameter::canBePassedByValue — Returns whether this parameter can be passed by value
说明
参数
此函数没有参数。
返回值
Returns true if the parameter can be passed by value, false otherwise.
Returns null in case of an error.
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