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ONLINE HELP
FOR WINDEV, WEBDEV AND WINDEV MOBILE

WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
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 15 and later
WEBDEV - Server codeLinux This function is now available for the WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
New in version 15
WEBDEV - Server codeLinux This function is now available for the WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
WEBDEV - Server codeLinux This function is now available for the WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The charts for more details.
Versions 16 and later
WINDEVLinux This function is now available for the WINDEV applications in Linux.
New in version 16
WINDEVLinux This function is now available for the WINDEV applications in Linux.
WINDEVLinux This function is now available for the WINDEV applications in Linux.
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.
Versions 23 and later
PHP This function is now available for the PHP sites.
New in version 23
PHP This function is now available for the PHP sites.
PHP This function is now available for the PHP sites.
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.
PHP Only the interactive Chart controls are available.
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
Components
WINDEVWEBDEV - Server codeReports and Queries wd230grf.dll
Windows Mobile wp230grf.dll
Linux wd230grf.so
Minimum required version
  • Version 9
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