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48 lines
4.6 KiB
HTML
48 lines
4.6 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>别名 mysqli::__construct</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.mysqli-connect" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">mysqli_connect</h1>
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<p class="verinfo">(PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">mysqli_connect</span> — <span class="dc-title">别名 <span class="methodname"><a href="mysqli.construct.html" class="methodname">mysqli::__construct()</a></span></span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.mysqli-connect-description">
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<h3 class="title">说明</h3>
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<p class="para">
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此函数是该函数的别名： <span class="methodname"><a href="mysqli.construct.html" class="methodname">mysqli::__construct()</a></span>
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</p>
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<p class="para">
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虽然说在 <span class="methodname"><a href="mysqli.construct.html" class="methodname">mysqli::__construct()</a></span> 的文档
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对 <span class="function"><strong>mysqli_connect()</strong></span> 函数也进行了详细的说明，
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这里依然给出一个简单的示例：
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.mysqli-connect-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-1919">
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<p><strong>Example #1 <span class="function"><strong>mysqli_connect()</strong></span> 例程</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 />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"127.0.0.1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_db"</span><span style="color: #007700">);<br /><br />if (!</span><span style="color: #0000BB">$link</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Error: Unable to connect to MySQL." </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /> echo </span><span style="color: #DD0000">"Debugging errno: " </span><span style="color: #007700">. </span><span style="color: #0000BB">mysqli_connect_errno</span><span style="color: #007700">() . </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /> echo </span><span style="color: #DD0000">"Debugging error: " </span><span style="color: #007700">. </span><span style="color: #0000BB">mysqli_connect_error</span><span style="color: #007700">() . </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /> exit;<br />}<br /><br />echo </span><span style="color: #DD0000">"Success: A proper connection to MySQL was made! The my_db database is great." </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"Host information: " </span><span style="color: #007700">. </span><span style="color: #0000BB">mysqli_get_host_info</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">) . </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">mysqli_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<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 class="example-contents"><p>以上例程的输出类似于：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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Success: A proper connection to MySQL was made! The my_db database is great.
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Host information: localhost via TCP/IP
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</pre></div>
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</div>
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</div>
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</div>
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</div></div></div></body></html> |