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Help / WLanguage / WLanguage functions / Controls, pages and windows / Chart functions
  • Types of charts
  • Special cases
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Stored procedures
Adds a value to a data in a chart.
Linux Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.
Example
// Adds the value 7 to the second data of the first series
grIncreaseData("MyChart", 1, 2, 7)
Syntax
grIncreaseData(<Chart name> , <Series number> , <Index> , <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.
Android Only Chart controls are available.
PHP Only the interactive Chart controls are available.
<Series number>: Integer
Number of the series into which a value will be added. If the specified series does not exist, the chart designer creates as many series as necessary in order to get a consistent matrix. All the created series are initialized to 0.
<Index>: Integer
Data index in the series. If the specified data does not exist, the chart designer creates as many data as necessary in order to get a consistent data matrix. The created data is initialized to 0.
Android The index of the data in the series must be a strictly positive integer.
<Value>: Integer or real
Value that will be added to the specified data.
Remarks

Types of charts

For the Pie charts, only the data found in the first series will be used.

Special cases

  • The data defined by grIncreaseData will be taken into account during the next call to grDraw.
  • A series can contain up to 8000 elements.
  • A Pie chart cannot be drawn if the data found in the first series is null.
Component: wd290grf.dll
Minimum version required
  • Version 9
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Last update: 06/21/2023

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