NullifyGlobal (Object subroutine): Difference between revisions

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{{Template:Object:NullifyGlobal subtitle}}
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This page is [[under construction]].
==Syntax==
==Syntax==
{{Template:Object:NullifyGlobal syntax}}
{{Template:Object:NullifyGlobal syntax}}
===Syntax terms===
===Syntax terms===
<table class="syntaxTable">
<table class="syntaxTable">
<tr><th nowrap="true"><var>%(Object)</var></th>
<tr><th nowrap="true"><var>%(Object)</var></th>
<td>The class name in parentheses denotes a shared method. <var>NullifyGlobal</var> can also be invoked via a <var>Object</var> object variable, which may be <var>Null</var>.</td></tr>
<td>The class name in parentheses denotes a [[Notation conventions for methods#Shared methods|shared method]]. <var>NullifyGlobal</var> can also be invoked via an <var>Object</var> class object variable, which may be <var>Null</var>.</td></tr>
 
<tr><th>name</th>
<tr><th>name</th>
<td>string</td></tr>
<td>A string that specifies the global name that is to be nullified.</td></tr>
</table>
</table>
==Usage notes==
==Usage notes==
<ul>
<li><var>NullifyGlobal</var> sets the object reference of the <var class="term">name</var> global name to Null, that is, referencing nothing. </li>
<li>If the specified global name does not reference an object, this method does nothing. </li>
</ul>
==Examples==
==Examples==
See [[Global and session objects#Using system class methods to access global and session objects|Using system class methods to access global and session objects]].
==See also==
==See also==
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{{Template:Object:NullifyGlobal footer}}

Revision as of 21:57, 12 August 2014

Clear global object reference (Object class)


Syntax

%(Object):NullifyGlobal( name)

Syntax terms

%(Object) The class name in parentheses denotes a shared method. NullifyGlobal can also be invoked via an Object class object variable, which may be Null.
name A string that specifies the global name that is to be nullified.

Usage notes

  • NullifyGlobal sets the object reference of the name global name to Null, that is, referencing nothing.
  • If the specified global name does not reference an object, this method does nothing.

Examples

See Using system class methods to access global and session objects.

See also