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<< Click to Display Table of Contents >> Navigation: Explain™ Control Language > Library Routines > Curve classes > class NSCURVE > Nscurve.DataValue() |
Extract a single data item from an Nscurve object.
The data item is taken from the ith data point and the jth data column. If no data has been taken the returned value is NIL.
DataValue = Nscurve.DataValue(PointNum, ColNumber)
PointNum |
REAL |
Point number, zero-based. If PointNum is out of range, a value from the last acquired point is returned. |
NIL |
No data acquired yet. |
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ColNumber |
INDEX |
Data column, with a range of 0 to 4. |
DataValue |
REAL |
The returned value. |
NIL |
No data acquired yet. |