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134 lines
6.7 KiB
HTML
134 lines
6.7 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>List FrontBase result fields</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.fbsql-list-fields" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">fbsql_list_fields</h1>
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<p class="verinfo">(PHP 4 >= 4.0.6, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">fbsql_list_fields</span> — <span class="dc-title">List FrontBase result fields</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.fbsql-list-fields-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>fbsql_list_fields</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$database_name</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$table_name</code></span>
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[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link_identifier</code></span>
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] ) : <span class="type">resource</span></div>
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<p class="para rdfs-comment">
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Retrieves information about the given table.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.fbsql-list-fields-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">database_name</code></dt>
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<dd>
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<p class="para">
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The database name.
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</p>
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</dd>
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<dt>
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<code class="parameter">table_name</code></dt>
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<dd>
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<p class="para">
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The table name.
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</p>
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</dd>
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<dt>
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<code class="parameter">
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link_identifier</code></dt>
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<dd>
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<p class="para">由
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<span class="function"><a href="fbsql_connect.html" class="function">fbsql_connect()</a></span> 或
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<span class="function"><a href="fbsql_pconnect.html" class="function">fbsql_pconnect()</a></span> 返回的 FrontBase 链接标识符.</p>
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<p class="para">如可选并未指定，函数会尝试查找一个到 FrontBase 服务器的开放链接，且如没有找到这样的链接，会尝试通过不带参数调用 <span class="function"><a href="fbsql_connect.html" class="function">fbsql_connect()</a></span> 来创建一个。</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.fbsql-list-fields-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a result pointer which can be used with the
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<em>fbsql_field_xxx</em> functions, or <strong><code>FALSE</code></strong> on error.
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</p>
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</div>
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<div class="refsect1 errors" id="refsect1-function.fbsql-list-fields-errors">
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<h3 class="title">错误／异常</h3>
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<p class="para">
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A string describing the error will be placed in
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<em>$phperrmsg</em>, and unless the function was called as
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<em>@fbsql()</em> then this error string will also be printed
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out.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.fbsql-list-fields-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-1220">
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<p><strong>Example #1 <span class="function"><strong>fbsql_list_fields()</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 />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'myname'</span><span style="color: #007700">, </span><span style="color: #DD0000">'secret'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$fields </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_list_fields</span><span style="color: #007700">(</span><span style="color: #DD0000">"database1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"table1"</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$columns </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_num_fields</span><span style="color: #007700">(</span><span style="color: #0000BB">$fields</span><span style="color: #007700">);<br /><br />for (</span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">0</span><span style="color: #007700">; </span><span style="color: #0000BB">$i </span><span style="color: #007700">< </span><span style="color: #0000BB">$columns</span><span style="color: #007700">; </span><span style="color: #0000BB">$i</span><span style="color: #007700">++) {<br /> echo </span><span style="color: #0000BB">fbsql_field_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$fields</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;;<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 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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field1
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field2
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field3
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...
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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 seealso" id="refsect1-function.fbsql-list-fields-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="fbsql_field_len.html" class="function" rel="rdfs-seeAlso">fbsql_field_len()</a> - Returns the length of the specified field</span></li>
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<li class="member"><span class="function"><a href="fbsql_field_name.html" class="function" rel="rdfs-seeAlso">fbsql_field_name()</a> - Get the name of the specified field in a result</span></li>
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<li class="member"><span class="function"><a href="fbsql_field_type.html" class="function" rel="rdfs-seeAlso">fbsql_field_type()</a> - Get the type of the specified field in a result</span></li>
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<li class="member"><span class="function"><a href="fbsql_field_flags.html" class="function" rel="rdfs-seeAlso">fbsql_field_flags()</a> - Get the flags associated with the specified field in a result</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> |