PHP Conference China 2020


(PHP 5, PHP 7)

variant_castConvert a variant into a new variant object of another type


variant_cast ( variant $variant , int $type ) : variant

This function makes a copy of variant and then performs a variant cast operation to force the copy to have the type given by type.

This function wraps VariantChangeType() in the COM library; consult MSDN for more information.



The variant.


type should be one of the VT_XXX constants.

Return Values

Returns a variant of given type.

See Also

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