pulIDataExtractor GetNumberOfColumns

Gets the number of columns in the data extractor.

Syntax

Application

Tcl Query

Description

This command returns the number of columns in the data extractor, or an error code.

Example

hwi GetSessionHandle sess1
sess1 GetProjectHandle proj
proj GetPageHandle page 1
page GetWindowHandle win 1
win GetCurveHandle curve 1
curve GetExtractorHandle extr x
puts [extr GetNumberOfColumns]

Errors

Returns 3 = HW_InvalidHandle or -1.

Keywords

Data Extractor

XY plot

Tcl

Query