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44 lines (44 loc) · 1.5 KB
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<doc>
<legacy_id>2033</legacy_id>
<name>empty</name>
<type>constant</type>
<syntax>
</syntax>
<library></library>
<objects>
</objects>
<synonyms>
</synonyms>
<classification>
<category>Text and Data Processing</category>
</classification>
<references>
<command tag="constant">constant Command</command>
<command tag="delete variable">delete variable Command</command>
</references>
<history>
<introduced version="1.0">Added.</introduced>
</history>
<platforms>
<mac/>
<windows/>
<linux/>
<ios/>
<android/>
</platforms>
<classes>
<desktop/>
<server/>
<web/>
<mobile/>
</classes>
<security>
</security>
<summary>Equivalent to nothing, the empty <keyword tag="string">string</keyword> <code>""</code>.</summary>
<examples>
<example>put empty into field "Results" <code><i>-- clears the field</i></code></example>
</examples>
<description>
<p>Use the <b>empty</b> <command tag="constant">constant</command> as an easier-to-read substitute for a <glossary tag="quoted">quoted</glossary> <keyword tag="string">string</keyword> with nothing inside the quotes,<code> ""</code>.</p><p/><p><b>Comments:</b></p><p>Putting <b>empty</b> into a <keyword tag="field">field</keyword> or <glossary tag="variable">variable</glossary> clears it.</p><p/><p>Putting <b>empty</b> into a nonexistent <glossary tag="variable">variable</glossary> creates the <glossary tag="variable">variable</glossary> with no content.</p>
</description>
</doc>