我試圖用qbasic做一個簡單的登錄程序。我使用了3個子模塊和1個主模塊。代碼如下: DECLARE SUB login()
DECLARE SUB menu()
DECLARE SUB REGISTER()
CLS
CALL menu
END
SUB login
OPEN "USERPASS.TXT" FOR INPUT AS #2
CLS
97
LOCATE 2, 30:
我使用下面的代碼在QB64捕獲控制,中斷: ON TIMER(1) GOSUB breaktrap
TIMER ON
x = _EXIT ' disable break
DO
_LIMIT 50
x$ = INKEY$
LOOP
breaktrap:
v = _EXIT
IF v THEN
PRINT "*break*"
SLEEP 5