我试图用qbasic做一个简单的登录程序。我使用了3个子模块和1个主模块。代码如下: 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:
我使用下面的代码在QB64捕获控制,中断: 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