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<!-- $Revision$ -->

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<sect1 xml:id="control-structures.break" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">

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<title><literal>break</literal></title>

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<title>break</title>

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<?phpdoc print-version-for="break"?>

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<simpara>

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<literal>break</literal> ends execution of the current

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<simpara>

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<literal>break</literal> accepts an optional numeric argument

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which tells it how many nested enclosing structures are to be

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broken out of.

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broken out of. The default value is <literal>1</literal>, only

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the immediate enclosing structure is broken out of.

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</simpara>

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<para>

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<informalexample>

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<![CDATA[

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<?php

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$arr = array('one', 'two', 'three', 'four', 'stop', 'five');

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while (list(, $val) = each($arr)) {

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foreach ($arr as $val) {

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if ($val == 'stop') {

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break; /* You could also write 'break 1;' here. */

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}

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@@ -33,14 +34,14 @@ while (list(, $val) = each($arr)) {

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$i = 0;

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while (++$i) {

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switch ($i) {

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case 5:

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echo "At 5<br />\n";

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break 1; /* Exit only the switch. */

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case 10:

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echo "At 10; quitting<br />\n";

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break 2; /* Exit the switch and the while. */

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default:

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break;

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case 5:

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echo "At 5<br />\n";

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break 1; /* Exit only the switch. */

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case 10:

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echo "At 10; quitting<br />\n";

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break 2; /* Exit the switch and the while. */

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default:

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break;

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}

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}

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?>

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</programlisting>

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</informalexample>

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</para>

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<para>

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<table>

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<title>Changelog for <literal>break</literal></title>

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<tgroup cols="2">

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<thead>

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<row>

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<entry>&Version;</entry>

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<entry>&Description;</entry>

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</row>

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</thead>

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<tbody>

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<row>

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<entry>5.4.0</entry>

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<entry>

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<literal>break 0;</literal> is no longer valid. In previous versions it was interpreted

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the same as <literal>break 1;</literal>.

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</entry>

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</row>

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<row>

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<entry>5.4.0</entry>

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<entry>

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Removed the ability to pass in variables (e.g., <literal>$num = 2; break $num;</literal>)

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as the numerical argument.

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</entry>

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</row>

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</tbody>

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</tgroup>

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</table>

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</para>

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</sect1>

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<!-- Keep this comment at the end of the file

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