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Fix #75546: Clarification for how iterator_apply's $args are passed to the $function
This also integrates user note 121897. git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@344631 c90b9560-bf6c-de11-be94-00142212c4b1
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1 changed files with 8 additions and 3 deletions
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@ -13,7 +13,7 @@
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<type>int</type><methodname>iterator_apply</methodname>
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<methodparam><type>Traversable</type><parameter>iterator</parameter></methodparam>
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<methodparam><type>callable</type><parameter>function</parameter></methodparam>
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<methodparam choice="opt"><type>array</type><parameter>args</parameter></methodparam>
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<methodparam choice="opt"><type>array</type><parameter>args</parameter><initializer>&null;</initializer></methodparam>
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</methodsynopsis>
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<para>
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Calls a function for every element in an iterator.
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@ -28,7 +28,7 @@
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<term><parameter>iterator</parameter></term>
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<listitem>
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<para>
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The class to iterate over.
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The iterator object to iterate over.
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</para>
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</listitem>
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</varlistentry>
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@ -37,6 +37,9 @@
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<listitem>
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<para>
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The callback function to call on every element.
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This function only receives the given <parameter>args</parameter>, so it
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is nullary by default. If <literal>count($args) === 3</literal>, for
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instance, the callback function is ternary.
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<note>
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<simpara>
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The function must return &true; in order to
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@ -50,7 +53,9 @@
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<term><parameter>args</parameter></term>
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<listitem>
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<para>
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Arguments to pass to the callback function.
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An <type>array</type> of arguments; each element of
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<parameter>args</parameter> is passed to the callback
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<parameter>function</parameter> as separate argument.
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</para>
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</listitem>
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</varlistentry>
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