DeleteGlobal (System subroutine): Difference between revisions
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<tr><th><var>%(System)</var></th> | <tr><th><var>%(System)</var></th> | ||
<td>The class name in parentheses denotes a | <td>The class name in parentheses denotes a ÝÝNotation conventions for methods#Shared methods|shared¨¨ method. <var>DeleteGlobal</var> can also be invoked via a <var>[[System_class|System]]</var> object variable, which may be <var>null</var>.</td></tr> | ||
<tr><th>string</th> | <tr><th>string</th> | ||
<td>A string that identifies the global to be deleted.</td></tr> | <td>A string that identifies the global to be deleted.</td></tr> | ||
Revision as of 20:38, 1 July 2011
Delete a system-wide global (System class)
The DeleteGlobal shared subroutine deletes a system-wide global.
Syntax
%(System):DeleteGlobal( string)
Syntax terms
| %(System) | The class name in parentheses denotes a ÝÝNotation conventions for methods#Shared methods|shared¨¨ method. DeleteGlobal can also be invoked via a System object variable, which may be null. |
|---|---|
| string | A string that identifies the global to be deleted. |
Usage notes
- All errors result in request cancellation.
- It is not an error to delete a global that is not set.
Examples
The following statement deletes the system global called SANGUINIC:
%(system):deleteGlobal('SANGUINIC')