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document preserve_keys param to array_reverse

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@40008 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
jim winstead 2001-01-23 01:20:41 +00:00
parent 3e67bfa595
commit 6d1b6f26ce
1 changed files with 12 additions and 2 deletions
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14
functions/array.xml
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@ -751,12 +751,14 @@ print $input[$rand_keys[1]]."\n";
<funcprototype>
<funcdef>array <function>array_reverse</function></funcdef>
<paramdef>array <parameter>array</parameter></paramdef>
<paramdef>bool <parameter><optional>preserve_keys</optional></parameter></paramdef>
</funcprototype>
</funcsynopsis>
<para>
<function>Array_reverse</function> takes input
<parameter>array</parameter> and returns a new array with the
order of the elements reversed.
order of the elements reversed, preserving the keys if
<parameter>preserve_keys</parameter> is true.
</para>
<para>
<example>
@ -764,13 +766,21 @@ print $input[$rand_keys[1]]."\n";
<programlisting role="php">
$input = array ("php", 4.0, array ("green", "red"));
$result = array_reverse ($input);
$result_keyed = array_reverse ($input, true);
</programlisting>
</example>
</para>
<para>
This makes <varname>$result</varname> have <literal>array
(array ("green", "red"), 4.0, "php")</literal>.
(array ("green", "red"), 4.0, "php")</literal>. But
<varname>$result2[0]</varname> is still
<literal>"php"</literal>.
</para>
<note>
<para>
The second parameter was added in PHP 4.0.3.
</para>
</note>
</refsect1>
</refentry>