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AX_IndexCount()
Number of index files open in work area
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Syntax
AX_IndexCount() -> numeric
Returns
A numeric value representing the number of index files open in the
current work area. If no index files are open, a zero is returned.
Description
AX_IndexCount() determines the number of index files that are open
in the current work area. Each work area can contain different index
types: .ntx indexes, or .idx, .cdx and structural .cdx indexes.
All indexes in the work area are counted.
Example
// Assume that TEST.DBF also has a structural index (TEST.CDX)
USE TEST via "DBFCDXAX" // Open TEST.DBF and TEST.CDX
? AX_IndexCount() // Returns 1
// Also open NAME.IDX and ZIP.IDX
SET INDEX TO name, zip
? AX_IndexCount() // Returns 3
SET INDEX TO // Close all indexes except TEST.CDX
? AX_IndexCount() // Returns 1