Difference between revisions of "INUSE()"
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==Purpose== | ==Purpose== | ||
Function to determine if a table is open | Function to determine if a table is open | ||
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==Syntax== | ==Syntax== | ||
INUSE(<expC>) | INUSE(<expC>) | ||
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==See Also== | ==See Also== | ||
− | [[DBF()]], [[NDX() | + | [[DBF()]], [[NDX()]], [[SET EXCLUSIVE]], [[USE]], [[USED()]] |
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==Description== | ==Description== | ||
The INUSE() function checks if a table with the alias name specified in <expC> is open in any workarea. The INUSE() functions returns .T. if a table is open, .F. if not. The alias can be specified in the USE command. If not specified, the table basename is used | The INUSE() function checks if a table with the alias name specified in <expC> is open in any workarea. The INUSE() functions returns .T. if a table is open, .F. if not. The alias can be specified in the USE command. If not specified, the table basename is used | ||
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==Example== | ==Example== | ||
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</code> | </code> | ||
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[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
[[Category:Table Basics]] | [[Category:Table Basics]] | ||
[[Category:Table Basics Functions]] | [[Category:Table Basics Functions]] |
Revision as of 09:07, 10 February 2012
Contents
Purpose
Function to determine if a table is open
Syntax
INUSE(<expC>)
See Also
DBF(), NDX(), SET EXCLUSIVE, USE, USED()
Description
The INUSE() function checks if a table with the alias name specified in <expC> is open in any workarea. The INUSE() functions returns .T. if a table is open, .F. if not. The alias can be specified in the USE command. If not specified, the table basename is used
Example
// The demo view bridge opens // the tables customer, accounts, // state and products in workareas 1 – 4 use demo ? inuse("customer") .T. ? inuse("product") .T.