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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.
Note: All the charts used in an application are automatically destroyed when closing the window or the application.
Versions 17 and later
iPhone/iPad This function is now available for the iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for the iPhone/iPad applications.
iPhone/iPad This function is now available for the iPhone/iPad applications.
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Destroy the chart named "MyChart"
grDeleteAll("MyChart")
Syntax
grDeleteAll(<Chart name>)
<Chart name>: Character string (with or without quotes)
Name of chart to use. This name corresponds to the name of the chart defined by grCreate.
Remarks
grDeleteAll used in a Chart control has no effect. We recommend that you use grDeleteSeries to clear the data without deleting the Chart control.
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 : wd250grf.dll
Minimum version required
  • Version 9
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