variant_cast
(PHP 5, PHP 7)
variant_cast — Convert a variant into a new variant object of another type
说明
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.
参数
-
variant -
The variant.
-
type -
typeshould be one of theVT_XXXconstants.
返回值
Returns a variant of given type.