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Stored procedures
Retrieves a data from a chart.
Linux Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.
Example
// Display a data in the "CHART_MyChart" control.
// This data is the first one of the first series.
Info(grGetData(CHART_MyChart, 1, 1))
Syntax
<Result> = grGetData(<Chart name> , <Series number> , <Index>)
<Result>: Real
Retrieved value.
<Chart name>: Control name or character string
Name of the chart to be used. This name corresponds to:
  • the chart name defined through programming with grCreate,
  • the name of the Chart control (in the window, page or report editor).
PHP Only the interactive Chart controls are available.
<Series number>: Integer
Number of the series for which a value will be retrieved.
If the specified series does not exist, the retrieved value is 0.
<Index>: Integer
Index of data in the series for which the value will be retrieved.
If the data corresponding to the specified index does not exist in the series, the retrieved value is 0.
Remarks
  • To retrieve data from a Stock chart, it is recommended to use grStockGetData.
  • To retrieve data from a Scatter chart, it is recommended to use grScatterGetDataXY.
  • To retrieve data from a Surface chart, it is recommended to use grSurfaceGetData.
  • To retrieve data from a Heatmap chart, it is recommended to use grHMGetData.
  • By default, a chart created by grCreate contains no data.
Component: wd280grf.dll
See also
Minimum version required
  • Version 20
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