The VariantInit function initializes the VARIANTARG by setting the vt field to VT_EMPTY.Unlike VariantClear, this function does not interpret the current contents of the VARIANTARG.是什么意思_The VariantInit function initializes the VARIANTARG by setting the vt field to VT_EMPTY.Unlike VariantClear, this function does not interpret the current contents of the VARIANTARG.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句