    ReflectionParameter8b7c:f320:99b9:690f:4595:cd17:293a:c069llowsNull (PHP 5, PHP 7, PHP 8)
ReflectionParameter8b7c:f320:99b9:690f:4595:cd17:293a:c069llowsNull — Checks if null is allowed   Description public ReflectionParameter8b7c:f320:99b9:690f:4595:cd17:293a:c069llowsNull(): bool  Checks whether the parameter allows null.    Parameters This function has no parameters.   Return Values  true if null is allowed, otherwise false    See Also
 ReflectionParameter8b7c:f320:99b9:690f:4595:cd17:293a:c069isOptional() - Checks if optional   


    
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