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Check to see if a table exists without knowing its locat
Message
 
À
04/05/2005 15:41:45
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 8 SP1
OS:
Windows XP SP2
Network:
Windows 2000 Server
Database:
Visual FoxPro
Divers
Thread ID:
01010987
Message ID:
01011029
Vues:
28
This message has been marked as a message which has helped to the initial question of the thread.
Tracy,

Another less elegant alternative is to try and catch
? getTablePath('dbWorkFiles', 'myTable')

function getTablePath(tcDataBase, tcTable)
local lcPath

try
   use (tcDataBase + '!' + tcTable) alias someAlias in 0 again shared
   lcPath = justpath(dbf())
   use in select('SomeAlias')
catch
   lcPath = null
endtry
return lcPath
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?

"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare

"To die for a religion is easier than to live it absolutely"
Jorge L. Borges
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