implode.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 5dfba3d91fb059073e955aad7caf886faac652ce Maintainer: daijie Status: ready -->
<refentry xml:id="function.implode" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>implode</refname>
  <refpurpose>用字符串连接数组元素</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>string</type><methodname>implode</methodname>
   <methodparam><type>string</type><parameter>separator</parameter></methodparam>
   <methodparam><type>array</type><parameter>array</parameter></methodparam>
  </methodsynopsis>
  <simpara>替代写法（不支持命名参数）：</simpara>
  <methodsynopsis>
   <type>string</type><methodname>implode</methodname>
   <methodparam><type>array</type><parameter>array</parameter></methodparam>
  </methodsynopsis>
  <simpara>遗留写法（从 PHP 7.4.0 起废弃，从 PHP 8.0.0 中移除）：</simpara>
  <methodsynopsis>
   <type>string</type><methodname>implode</methodname>
   <methodparam><type>array</type><parameter>array</parameter></methodparam>
   <methodparam><type>string</type><parameter>separator</parameter></methodparam>
  </methodsynopsis>
  <para>
   用一个 <parameter>separator</parameter> 字符串连接数组元素。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>separator</parameter></term>
     <listitem>
      <para>
       可选。默认为空字符串。
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>array</parameter></term>
     <listitem>
      <para>
       要使用字符串连接的数组。
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   返回一个包含所有数组元素并且顺序相同的字符串，
   每个元素之间有 separator 分隔。
  </para>
 </refsect1>

 <refsect1 role="changelog"><!-- {{{ -->
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     <row>
      <entry>8.0.0</entry>
      <entry>
       在 <parameter>array</parameter> 之后传递 <parameter>separator</parameter> 已不再支持。
      </entry>
     </row>
     <row>
      <entry>7.4.0</entry>
      <entry>
       在 <parameter>array</parameter> 之后传递 <parameter>separator</parameter> （即：使用遗留写法）已被废弃。
      </entry>
     </row>
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1><!-- }}} -->

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>implode</function> 例子</title>
    <programlisting role="php">
<![CDATA[
<?php

$array = ['lastname', 'email', 'phone'];
var_dump(implode(",", $array)); // string(20) "lastname,email,phone"

// Empty string when using an empty array:
var_dump(implode('hello', [])); // string(0) ""

// The separator is optional:
var_dump(implode(['a', 'b', 'c'])); // string(3) "abc"

?>
]]>
    </programlisting>
   </example>   
  </para>
 </refsect1>

 <refsect1 role="notes">
  &reftitle.notes;
  &note.bin-safe;
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>explode</function></member>
    <member><function>preg_split</function></member>
    <member><function>http_build_query</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->