Question

vb6.0中，谁能解释BitBlt函数最后一个参数的那几个常数？

Declare Function BitBlt Lib "gdi32" (ByVal hDestDC As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hSrcDC As Long, ByVal xSrc As Long, ByVal ySrc As Long, ByVal dwRop As Long) As Long
Public Const SRCAND = &H8800C6 ‘是什么意思？
Public Const SRCCOPY = &HCC0020‘是什么意思？
Public Const SRCERASE = &H440328‘是什么意思？
Public Const SRCINVERT = &H660046‘是什么意思？
Public Const SRCPAINT = &HEE0086‘是什么意思？

Answer 1

颜色!

Answer 2

......英语水平你得想法提高一下