if

1.85

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Description

Description:

The standard if, then, else construct available in many languages. This syntax however has alternate forms in the manner of an Array.

• if (condition) then {code} else {code}
• if (condition) then [ {code},{code} ]

Result of the Code executed is returned as the result to this command (which may be Nothing}.

Groups:

Uncategorised

Syntax

Syntax:

• Anything = if (condition) then {Code} else {Code}
• Anything = if (condition) [ {ThenCode} , {ElseCode} ]

Parameters:

condition: Boolean expression, determining if the code should be executed or not (when not, another code may be executed)

Return Value:

If Type - Predicate which will execute 1st or 2nd option when used. This predicate is used in then or exitWith commands.

Examples

Example 1:

_retVal = if (1 > 0) then {"It's true"} else {"It's false"}; hint str _retVal

Additional Information

See also:

elseControl Structuresthen

Notes

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Notes

Posted on August 4, 2006 - 10:55

hardrock

Notes from before the conversion: Standard syntax: = if a then b Compound clause syntax (multiple actions) "if a then x, y, z" or "if a then x; y; z"

Ceeeb

Any variables you declare within the body of an if/then statement (ie between the curly braces) are local to that 'if' statement, and are destroyed at the end of the statement. If you know you want to use the variable outside the 'if' statement, make sure your declare it before the 'if' statement.