PHP Manual
COM 函数
Convert a variant into another type "in-place"

variant_set_type

(PHP 5, PHP 7)

variant_set_type — Convert a variant into another type "in-place"

说明

variant_set_type ( variant $variant , int $type ) : void

This function is similar to variant_cast() except that the variant is modified "in-place"; no new variant is created. The parameters for this function have identical meaning to those of variant_cast().

参数

variant: The variant.
type

返回值

没有返回值。

参见

variant_cast() - Convert a variant into a new variant object of another type

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