Difference between revisions of "FILEEXISTS"

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imported>Clippy
(Created page with 'The '''_FILEEXISTS''' function determines if a designated file name exists and returns True or False. {{PageSyntax}} ::: IF _FILEEXISTS(''filename$'') THEN * The ''filename…')
 
imported>Clippy
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* The ''filename'' parameter can be a literal or variable [[STRING|string]] that can include a path.
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* The ''filename'' parameter can be a literal or variable [[STRING|string]] value that can include a path.
 
* The function returns -1 when a file exists and 0 when it does not.
 
* The function returns -1 when a file exists and 0 when it does not.
 
* The function reads the system information directly without using a [[SHELL]] procedure.
 
* The function reads the system information directly without using a [[SHELL]] procedure.
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* The function can use the appropriate Operating System path separators.
  
  

Revision as of 00:08, 9 September 2011

The _FILEEXISTS function determines if a designated file name exists and returns True or False.


Syntax

IF _FILEEXISTS(filename$) THEN


  • The filename parameter can be a literal or variable string value that can include a path.
  • The function returns -1 when a file exists and 0 when it does not.
  • The function reads the system information directly without using a SHELL procedure.
  • The function can use the appropriate Operating System path separators.


See also:



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