asp，Dim str，str = ""，，If str = "" Then， Response.Write "字符串是空的"，Else， Response.Write "字符串不是空的"，End If，``asp，Dim str，str = ""，，If str = "" Then， Response.Write "字符串是空的"，Else， Response.Write "字符串不是空的"，End If，``Powered By Z-BlogPHP 1.7.3