ReflectionParameter::canBePassedByValue
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
ReflectionParameter::canBePassedByValue — Returns whether this parameter can be passed by value
说明
public ReflectionParameter::canBePassedByValue(): bool
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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