我有一筆資料~~要從第二個字到最後一個字都要xor,那要如何設定變數呢?
我的程式如下
GPRMC = "$GPRMC,160000,A,"
lines = Len(GPRMC)
For i = 1 To lines
a(i) = Hex(Asc(Mid(GPRMC, i, 1)))
Next i
For i = 2 To lines
sendg = sendg Xor a(i)
Next i
Print sendg' sendg為檢查碼
程式這樣寫對嗎~
我的程式如下
GPRMC = "$GPRMC,160000,A,"
lines = Len(GPRMC)
For i = 1 To lines
a(i) = Hex(Asc(Mid(GPRMC, i, 1)))
Next i
For i = 2 To lines
sendg = sendg Xor a(i)
Next i
Print sendg' sendg為檢查碼
程式這樣寫對嗎~
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Xor 兩邊都要是條件式才行吧.. 如果1,0 或 0,1, 回值 True 如果0,0 或 1,1, 回值 False