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Stored procedures
Erases a chart drawn and created by grCreate and destroys this chart. Destroying a chart allows you to free the memory space occupied by the matrix used by this chart.
Remark: All the charts used in an application are automatically destroyed when closing the window or the application.
Linux Caution: A specific configuration is required to use this function in Linux. For more details, see The charts.
Example
// Destroy "CHART_MyChart"
grDeleteAll("CHART_MyChart")
Syntax
grDeleteAll(<Chart name>)
<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.
Related Examples:
The Chart functions Unit examples (WINDEV): The Chart functions
[ + ] Using the main chart designer features of WINDEV:
- Create a Pie, Column or Line chart
- Define the display area of a chart
- Define the chart options (legend, percentage, ...)
- Draw a line on a chart
Component: wd280grf.dll
Minimum version required
  • Version 9
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