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Multiple parameters (bug #43334)

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@246588 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Jakub Vrana 2007-11-21 11:37:34 +00:00
parent 90b956e4d8
commit 2f99b24390
1 changed files with 6 additions and 1 deletions
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7
reference/var/functions/isset.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.18 $ -->
<!-- $Revision: 1.19 $ -->
<refentry xml:id="function.isset" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>isset</refname>
@ -23,6 +23,11 @@
variable that has been set to &null;. Also note that a &null; byte
(<literal>"\0"</literal>) is not equivalent to the PHP &null; constant.
</para>
<para>
If multiple parameters are supplied then <function>isset</function> will
return &true; only if all of the parameters are set. Evaluation goes from
left to right and stop as soon as a set variable is encountered.
</para>
</refsect1>
<refsect1 role="parameters">