QBasic Addendum
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04 July 16:42
CLS
Clears the alive screen. Erases all text, graphics, resets the cursor to the high larboard (1,1), and resets the blush arrangement to standard.
Ascribe
Displays the Cord Literal, if a semi colon folows the cord literal, a catechism mark is displayed, and the users ascribe until they hit acknowledgment is entered into the variable. The capricious can be a cord or numeric. If a user attempts to access a cord for a numeric variable, the program will ask for the ascribe again. The Cord Accurate is option. If the cord accurate is used, a breach (,) or semicolon (;) is necessary.
Book ...
Displays argument to the screen. The Altercation can be a cord literal, a cord variable, a numeric accurate or a numeric variable. All arguments are optional.
IF Then
Compares variables or strings. For example, if you capital to appraise wether or not a user-entered countersign was the actual password, you ability enter:
IF a$ = countersign Then Book Countersign Actual
Where a$ is the user entered password. Some operators include:
=- according to
<- beneath than (only acclimated if capricious or cord is a amount value)
>- greater than (only acclimated if capricious or cord is a amount value)
<>- does not according
<=- beneath than or according to (only acclimated if capricious or cord is a amount value)
>=- greater than or according to (only acclimated if capricious or cord is a amount value)
One can aswell allot accomplishments to amount ethics then analyze them to additional strings or variables using the if command, such as in the beneath examples:
IF a+5 = 15 Then Book Actual
IF a
CLS
Clears the alive screen. Erases all text, graphics, resets the cursor to the high larboard (1,1), and resets the blush arrangement to standard.
Ascribe
Displays the Cord Literal, if a semi colon folows the cord literal, a catechism mark is displayed, and the users ascribe until they hit acknowledgment is entered into the variable. The capricious can be a cord or numeric. If a user attempts to access a cord for a numeric variable, the program will ask for the ascribe again. The Cord Accurate is option. If the cord accurate is used, a breach (,) or semicolon (;) is necessary.
Book ...
Displays argument to the screen. The Altercation can be a cord literal, a cord variable, a numeric accurate or a numeric variable. All arguments are optional.
IF Then
Compares variables or strings. For example, if you capital to appraise wether or not a user-entered countersign was the actual password, you ability enter:
IF a$ = countersign Then Book Countersign Actual
Where a$ is the user entered password. Some operators include:
=- according to
<- beneath than (only acclimated if capricious or cord is a amount value)
>- greater than (only acclimated if capricious or cord is a amount value)
<>- does not according
<=- beneath than or according to (only acclimated if capricious or cord is a amount value)
>=- greater than or according to (only acclimated if capricious or cord is a amount value)
One can aswell allot accomplishments to amount ethics then analyze them to additional strings or variables using the if command, such as in the beneath examples:
IF a+5 = 15 Then Book Actual
IF a
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string, variable, literal, password, numeric, correct, equal, entered, argument, print, input, , string literal, used when variable, user entered password, |
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