/
string.xml
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/
string.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: 43d07782b514d0c7a8487f2c74063739f302df8d Maintainer: mowangjuanzi Status: ready -->
<sect1 xml:id="language.operators.string">
<title>字符串运算符</title>
<titleabbrev>字符串</titleabbrev>
<simpara>
有两个字符串(<type>string</type>)运算符。第一个是连接运算符(“.”),它返回其左右参数连接后的字符串。第二个是连接赋值运算符(“<literal>.=</literal>”),它将右边参数附加到左边的参数之后。更多信息见<link
linkend="language.operators.assignment">赋值运算符</link>。
</simpara>
<para>
<informalexample>
<programlisting role="php">
<![CDATA[
<?php
$a = "Hello ";
$b = $a . "World!"; // 现在 $b 包含 "Hello World!"
$a = "Hello ";
$a .= "World!"; // 现在 $a 包含 "Hello World!"
?>
]]>
</programlisting>
</informalexample>
</para>
<sect2 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><link linkend="language.types.string">字符串类型</link></member>
<member><link linkend="ref.strings">字符串函数</link></member>
</simplelist>
</para>
</sect2>
</sect1>