立即學習:https://edu.csdn.net/course/play/2029/31644?utm_source=blogtoedu
shell中的for語句：
for xxx in xx1xx2 xx3 ...
do
xxxxxxxxx
done
shell中 的while語句：
while [ 判斷條件 ]; do
xxxxxxx
done
立即學習:https://edu.csdn.net/course/play/2029/31644?utm_source=blogtoedu
shell中的for語句：
for xxx in xx1xx2 xx3 ...
do
xxxxxxxxx
done
shell中 的while語句：
while [ 判斷條件 ]; do
xxxxxxx
done
![【藍橋杯單片機06】矩陣鍵盤的基本控制[圖]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)