fileExists: Difference between revisions
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Lou Montana (talk | contribs) m (Text replacement - " | arma3dev |2.01 " to " | arma3 |2.02 ") |
Lou Montana (talk | contribs) m (Text replacement - "{{Feature|Informative|" to "{{Feature|informative|") |
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{{RV|type=command | {{RV|type=command | ||
| arma3 | |game1= arma3 | ||
|version1= 2.02 | |||
| | |gr1= Program Flow | ||
| | |descr= Checks if file on given path exists. Uses same path resolve code as [[loadFile]]. | ||
{{Feature|informative|Absolute paths are not supported, such as those generated using [[getMissionPath]]. Attempting to check an absolute path will result in this error in [[RPT]] logs: | |||
{{hl|Invalid path (only relative paths supported): 'C:\...'}} | |||
}} | |||
| | |s1= [[fileExists]] path | ||
| [[ | |p1= path: [[String]] - path to file | ||
| | |r1= [[Boolean]] - [[true]] if it exists, otherwise [[false]] | ||
|x1= <sqf>fileExists "\a3\mySuperPath\bestFileEver.paa"; // returns false</sqf> | |||
|x1= < | |||
|x2= < | |x2= <sqf> | ||
private _path = "a3\functions_f_mp_mark\revive\_addaction_revive.inc"; | |||
if (fileExists _path) then { loadFile _path } else { diag_log format ["File (%1) does not exist!", _path] }; | |||
</sqf> | |||
|x3= <sqf> | |||
// Sometimes it might be better to check if a file exists instead of checking if path is empty ("") | |||
private _class = "ModuleObjectiveRaceFinish_F"; | |||
private _picture = getText (configFile >> "CfgVehicles" >> _class >> "editorPreview"); | |||
if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "portrait") }; | |||
if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "icon") }; | |||
if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "picture") }; | |||
if !(fileExists _picture) then { systemChat "No valid picture found!" } else { systemChat _picture }; | |||
</sqf> | |||
|seealso= [[loadFile]] [[preprocessFile]] [[preprocessFileLineNumbers]] | |seealso= [[loadFile]] [[preprocessFile]] [[preprocessFileLineNumbers]] | ||
}} | |||
{{Note | |||
|user= Leopard20 | |||
|timestamp= 20220101162930 | |||
|text= Returns [[true]] for empty strings: <sqf inline>fileExists ""; // true</sqf> | |||
}} | }} | ||
Latest revision as of 00:24, 2 February 2024
Description
- Description:
- Checks if file on given path exists. Uses same path resolve code as loadFile.
- Groups:
- Program Flow
Syntax
- Syntax:
- fileExists path
- Parameters:
- path: String - path to file
- Return Value:
- Boolean - true if it exists, otherwise false
Examples
- Example 1:
- fileExists "\a3\mySuperPath\bestFileEver.paa"; // returns false
- Example 2:
- Example 3:
- // Sometimes it might be better to check if a file exists instead of checking if path is empty ("") private _class = "ModuleObjectiveRaceFinish_F"; private _picture = getText (configFile >> "CfgVehicles" >> _class >> "editorPreview"); if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "portrait") }; if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "icon") }; if !(fileExists _picture) then { _picture = getText (configFile >> "CfgVehicles" >> _class >> "picture") }; if !(fileExists _picture) then { systemChat "No valid picture found!" } else { systemChat _picture };
Additional Information
- See also:
- loadFile preprocessFile preprocessFileLineNumbers
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
- Posted on Jan 01, 2022 - 16:29 (UTC)
- Returns true for empty strings: fileExists ""; // true