catch: Difference between revisions

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|seealso= [[Exception handling]], [[try]], [[throw]]
|seealso= [[Exception handling]], [[try]], [[throw]]
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{{GameCategory|arma1|Scripting Commands}}
{{GameCategory|arma1|Scripting Commands}}

Revision as of 22:45, 10 June 2021

Hover & click on the images for description

Description

Description:
Description needed
Groups:
Program Flow

Syntax

Syntax:
Syntax needed
Parameters:
tryBlock: Exception Type
code: Code
Return Value:
Anything

Examples

Example 1:
try {throw "invalid argument"} catch {hint str _exception};
Example 2:
Template:Since: 123 try {if (_this != 123) throw "invalid argument"} catch {hint str _exception};
Example 3:
The correct usage of shorthand alt syntax: try { if (a > b) throw "Error: some error"; // OK // The command argument is static } catch { hint str _exception; }; try { _someFunc = { ..... }; if (a > b) throw (call _someFunc); // NOT OK // The command argument is dynamic // _someFunc is called first to get the value regardless of (a > b) outcome } catch { hint str _exception; }; try { _someFunc = { ..... }; if (a > b) then {throw (call _someFunc)}; /// OK // The command argument is dynamic // _someFunc is only called when (a > b) is true } catch { hint str _exception; };

Additional Information

See also:
Exception handlingtrythrow

Notes

Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
Only post proven facts here! Add Note