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117 lines
5.4 KiB
HTML
117 lines
5.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>将一个一维数组的值转化为字符串</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.implode" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">implode</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">implode</span> — <span class="dc-title">将一个一维数组的值转化为字符串</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.implode-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>implode</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$glue</code></span>
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, <span class="methodparam"><span class="type">array</span> <code class="parameter">$pieces</code></span>
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) : <span class="type">string</span></div>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>implode</strong></span>
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( <span class="methodparam"><span class="type">array</span> <code class="parameter">$pieces</code></span>
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) : <span class="type">string</span></div>
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<p class="para rdfs-comment">
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用 <code class="parameter">glue</code> 将一维数组的值连接为一个字符串。
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</p>
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<p class="para">
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因为历史原因，<span class="function"><strong>implode()</strong></span> 可以接收两种参数顺序，但是 <span class="function"><a href="explode.html" class="function">explode()</a></span> 不行。不过按文档中的顺序可以避免混淆。
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</p>
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</p></blockquote>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.implode-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">glue</code></dt>
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<dd>
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<p class="para">
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默认为空的字符串。
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</p>
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</dd>
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<dt>
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<code class="parameter">pieces</code></dt>
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<dd>
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<p class="para">
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你想要转换的数组。
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.implode-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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返回一个字符串，其内容为由 glue 分割开的数组的值。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.implode-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-5915">
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<p><strong>Example #1 <span class="function"><strong>implode()</strong></span> 例子</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />$array </span><span style="color: #007700">= array(</span><span style="color: #DD0000">'lastname'</span><span style="color: #007700">, </span><span style="color: #DD0000">'email'</span><span style="color: #007700">, </span><span style="color: #DD0000">'phone'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$comma_separated </span><span style="color: #007700">= </span><span style="color: #0000BB">implode</span><span style="color: #007700">(</span><span style="color: #DD0000">","</span><span style="color: #007700">, </span><span style="color: #0000BB">$array</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">$comma_separated</span><span style="color: #007700">; </span><span style="color: #FF8000">// lastname,email,phone<br /><br />// Empty string when using an empty array:<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">implode</span><span style="color: #007700">(</span><span style="color: #DD0000">'hello'</span><span style="color: #007700">, array())); </span><span style="color: #FF8000">// string(0) ""<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 notes" id="refsect1-function.implode-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">此函数可安全用于二进制对象。</span></p></blockquote>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.implode-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="explode.html" class="function" rel="rdfs-seeAlso">explode()</a> - 使用一个字符串分割另一个字符串</span></li>
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<li class="member"><span class="function"><a href="preg_split.html" class="function" rel="rdfs-seeAlso">preg_split()</a> - 通过一个正则表达式分隔字符串</span></li>
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<li class="member"><span class="function"><a href="http_build_query.html" class="function" rel="rdfs-seeAlso">http_build_query()</a> - 生成 URL-encode 之后的请求字符串</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |