📄 function.mb-convert-variables.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Convert character code in variable(s)</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mb-convert-kana.html">mb_convert_kana</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mb-decode-mimeheader.html">mb_decode_mimeheader</a></div> <div class="up"><a href="ref.mbstring.html">Multibyte String Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.mb-convert-variables" class="refentry"> <div class="refnamediv"> <h1 class="refname">mb_convert_variables</h1> <p class="verinfo">(PHP 4 >= 4.0.6, PHP 5)</p><p class="refpurpose"><span class="refname">mb_convert_variables</span> — <span class="dc-title">Convert character code in variable(s)</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><b><b>mb_convert_variables</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$to_encoding</tt></span> , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$from_encoding</tt></span> , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter reference">&$vars</tt></span> [, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter reference">&$...</tt></span> ] )</div> <p class="para rdfs-comment"> Converts character encoding of variables <i><tt class="parameter">vars</tt></i> in encoding <i><tt class="parameter">from_encoding</tt></i> to encoding <i><tt class="parameter">to_encoding</tt></i>. </p> <p class="para"> <b>mb_convert_variables()</b> join strings in Array or Object to detect encoding, since encoding detection tends to fail for short strings. Therefore, it is impossible to mix encoding in single array or object. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">to_encoding</tt></i></span> <dd> <p class="para"> The encoding that the <a href="language.types.string.html" class="type string">string</a> is being converted to. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">from_encoding</tt></i></span> <dd> <p class="para"> <i><tt class="parameter">from_encoding</tt></i> is specified as an <a href="language.types.array.html" class="type array">array</a> or comma separated <a href="language.types.string.html" class="type string">string</a>, it tries to detect encoding from <i><tt class="parameter">from-coding</tt></i>. When <i><tt class="parameter">from_encoding</tt></i> is omitted, <i>detect_order</i> is used. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">vars</tt></i></span> <dd> <p class="para"> <i><tt class="parameter">vars</tt></i> is the reference to the variable being converted. String, Array and Object are accepted. <b>mb_convert_variables()</b> assumes all parameters have the same encoding. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">...</tt></i></span> <dd> <p class="para"> Additional <i><tt class="parameter">vars</tt></i>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> The character encoding before conversion for success, or <b><tt>FALSE</tt></b> for failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>mb_convert_variables()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* Convert variables $post1, $post2 to internal encoding */<br /></span><span style="color: #0000BB">$interenc </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_internal_encoding</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$inputenc </span><span style="color: #007700">= </span><span style="color: #0000BB">mb_convert_variables</span><span style="color: #007700">(</span><span style="color: #0000BB">$interenc</span><span style="color: #007700">, </span><span style="color: #DD0000">"ASCII,UTF-8,SJIS-win"</span><span style="color: #007700">, </span><span style="color: #0000BB">$post1</span><span style="color: #007700">, </span><span style="color: #0000BB">$post2</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mb-convert-kana.html">mb_convert_kana</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mb-decode-mimeheader.html">mb_decode_mimeheader</a></div> <div class="up"><a href="ref.mbstring.html">Multibyte String Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -