TagNo Function | |
Returns the index position for .cdx compound index file tags and open .idx single-entry index files.
Namespace:
XSharp.VFP
Assembly:
XSharp.VFP (in XSharp.VFP.dll) Version: 2.19
Syntax FUNCTION TagNo(
IndexName,
CDXFileName,
uArea
) AS LONG CLIPPER
[ClipperCallingConventionAttribute(new string[] { ... })]
public static int TagNo(
Usual IndexName = default,
Usual CDXFileName = default,
Usual uArea = default
)
Request Example
View SourceParameters
- IndexName (Optional)
- Type: Usual
Specifies the name of a .cdx compound index file tag or an open .idx single-entry index file for which TAGNO( ) returns the index position.
- CDXFileName (Optional)
- Type: Usual
Specifies the name of a .cdx compound index file containing the name of the tag you specify with IndexName.
- uArea (Optional)
- Type: Usual
Specifies the work area of the table for which TAGNO( ) returns the index position for .cdx compound index file tags and .idx single-entry index files.
Or
Specifies the alias of the table for which TAGNO( ) returns the index position for .cdx compound index file tags and .idx single-entry index files.
Return Value
Type:
Long
Numeric
Remarks
TAGNO( ) returns 0 if a master index is not set (the table is in natural record number order) and the optional parameters are omitted.
Included for compatibility with dBASE.
See Also