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108 lines
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108 lines
6.8 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>Return a string with the flags of the given field offset</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.cubrid-field-flags" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">cubrid_field_flags</h1>
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<p class="verinfo">(PECL CUBRID >= 8.3.0)</p><p class="refpurpose"><span class="refname">cubrid_field_flags</span> — <span class="dc-title">Return a string with the flags of the given field offset</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.cubrid-field-flags-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>cubrid_field_flags</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result</code></span>
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, <span class="methodparam"><span class="type">int</span> <code class="parameter">$field_offset</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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This function returns a string with the flags of the given field offset
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separated by space. You can split the returned value using explode. The
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possible flags could be: <strong><code>not_null</code></strong>,
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<strong><code>primary_key</code></strong>, <strong><code>unique_key</code></strong>,
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<strong><code>foreign_key</code></strong>, <strong><code>auto_increment</code></strong>,
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<strong><code>shared</code></strong>, <strong><code>reverse_index</code></strong>,
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<strong><code>reverse_unique</code></strong> and <strong><code>timestamp</code></strong>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.cubrid-field-flags-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">result</code></dt>
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<dd>
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<p class="para"><code class="parameter">result</code> comes from a call to <span class="function"><a href="cubrid_execute.html" class="function">cubrid_execute()</a></span></p></dd>
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<dt>
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<code class="parameter">field_offset</code></dt>
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<dd>
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<p class="para">
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The numerical field offset. The <code class="parameter">field_offset</code>
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starts at 0. If <code class="parameter">field_offset</code> does not exist, an
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error of level <strong><code>E_WARNING</code></strong> is also issued.
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</p></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.cubrid-field-flags-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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A string with flags, when process is successful.
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</p>
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<p class="para">
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<strong><code>FALSE</code></strong> when invalid field_offset value.
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</p>
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<p class="para">
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-1 if SQL sentence is not SELECT.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.cubrid-field-flags-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-1166">
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<p><strong>Example #1 <span class="function"><strong>cubrid_field_flags()</strong></span> example</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 />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #0000BB">33000</span><span style="color: #007700">, </span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"SELECT * FROM game WHERE host_year=2004 AND nation_code='AUS' AND medal='G'"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$col_num </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_num_cols</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%-30s %s\n"</span><span style="color: #007700">, </span><span style="color: #DD0000">"Field Name"</span><span style="color: #007700">, </span><span style="color: #DD0000">"Field Flags"</span><span style="color: #007700">);<br />for(</span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">0</span><span style="color: #007700">; </span><span style="color: #0000BB">$i </span><span style="color: #007700">< </span><span style="color: #0000BB">$col_num</span><span style="color: #007700">; </span><span style="color: #0000BB">$i</span><span style="color: #007700">++) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%-30s %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">cubrid_field_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">), </span><span style="color: #0000BB">cubrid_field_flags</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">)); <br />}<br /><br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</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>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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Field Name Field Flags
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host_year not_null primary_key unique_key
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event_code not_null primary_key unique_key foreign_key
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athlete_code not_null primary_key unique_key foreign_key
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stadium_code not_null
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nation_code
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medal
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game_date
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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> |