$Web NoCache: Difference between revisions
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{{DISPLAYTITLE:$Web_NoCache}} | {{DISPLAYTITLE:$Web_NoCache}} | ||
<span class="pageSubtitle" | <span class="pageSubtitle">Set HTTP response headers so fresh page displayed</span> | ||
<var>$Web_NoCache</var> sets various HTTP response headers so that the browser will display the new version of the response page, regardless of any cached versions. | <var>$Web_NoCache</var> sets various HTTP response headers so that the browser will display the new version of the response page, regardless of any cached versions. | ||
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==Syntax== | ==Syntax== | ||
<p class="syntax" | <p class="syntax"><span class="term">%rc</span> = $Web_NoCache | ||
</p> | |||
===Syntax terms=== | ===Syntax terms=== | ||
Latest revision as of 18:18, 10 April 2013
Set HTTP response headers so fresh page displayed
$Web_NoCache sets various HTTP response headers so that the browser will display the new version of the response page, regardless of any cached versions.
$Web_NoCache does not take any arguments and it returns a numeric status code. It is a callable $function.
Syntax
%rc = $Web_NoCache
Syntax terms
| %rc | A numeric status code:
|
|---|
Usage notes
$Web_NoCache is useful if you know that the page contains new information that the web user should see.
Examples
* Ensure new version of page is seen: %X = $Web_NoCache