mirror of
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877f5fa4fc
git-svn-id: https://svn.php.net/repository/phpdoc/zh/trunk@95317 c90b9560-bf6c-de11-be94-00142212c4b1
71 lines
2.0 KiB
XML
Executable File
71 lines
2.0 KiB
XML
Executable File
<?xml version="1.0" encoding="gb2312"?>
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<!-- $Revision: 1.1 $ -->
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<!-- $Author: dallas $ -->
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<!-- EN-Revision: 1.4 Maintainer: dallas Status: ready -->
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<refentry id="function.array-pad">
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<refnamediv>
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<refname>array_pad</refname>
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<refpurpose>
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用值将数组填补到指定长度
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</refpurpose>
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</refnamediv>
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<refsect1>
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<title>说明</title>
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<methodsynopsis>
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<type>array</type><methodname>array_pad</methodname>
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<methodparam><type>array</type><parameter>input</parameter></methodparam>
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<methodparam><type>int</type><parameter>pad_size</parameter></methodparam>
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<methodparam><type>mixed</type><parameter>pad_value</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>array_pad</function> 返回
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<parameter>input</parameter> 的一个拷贝，并用
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<parameter>pad_value</parameter> 将其填补到
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<parameter>pad_size</parameter> 指定的长度。如果
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<parameter>pad_size</parameter> 为正，则数组被填补到右侧，如果为负则从左侧开始填补。如果
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<parameter>pad_size</parameter> 的绝对值小于或等于
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<parameter>input</parameter> 数组的长度则没有任何填补。
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</para>
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<para>
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<example>
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<title><function>array_pad</function> 例子</title>
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<programlisting role="php">
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<![CDATA[
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$input = array (12, 10, 9);
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$result = array_pad ($input, 5, 0);
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// result is array (12, 10, 9, 0, 0)
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$result = array_pad ($input, -7, -1);
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// result is array (-1, -1, -1, -1, 12, 10, 9)
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$result = array_pad ($input, 2, "noop");
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// not padded
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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