function.px-retrieve-record.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Returns record of paradox database</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.px-put-record.html">px_put_record</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.px-set-blob-file.html">px_set_blob_file</a></div> <div class="up"><a href="ref.paradox.html">Paradox Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.px-retrieve-record" class="refentry"> <div class="refnamediv"> <h1 class="refname">px_retrieve_record</h1> <p class="verinfo">(PECL paradox:1.4.0-1.4.1)</p><p class="refpurpose"><span class="refname">px_retrieve_record</span> — <span class="dc-title">Returns record of paradox database</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><b><b>px_retrieve_record</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$pxdoc</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$num</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$mode</tt></span> ] )</div> <p class="para rdfs-comment"> This function is very similar to <a href="function.px-get-record.html" class="function">px_get_record()</a> but uses internally a different approach to retrieve the data. It relies on pxlib for reading each single field value, which usually results in support for more field types. </p> <blockquote><p><b class="note">Note</b>: This function is only available if pxlib >= 0.6.0 is used. <br /> </p></blockquote> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">pxdoc</tt></i></span> <dd> <p class="para"> Resource identifier of the paradox database as returned by <a href="function.px-new.html" class="function">px_new()</a>. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">num</tt></i></span> <dd> <p class="para"> The record number is an artificial number counting records in the order as they are stored in the database. The first record has number 0. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">mode</tt></i></span> <dd> <p class="para"> The optional <i><tt class="parameter">mode</tt></i> can be <b><tt>PX_KEYTOLOWER</tt></b> or <b><tt>PX_KEYTOUPPER</tt></b> in order to convert the keys into lower or upper case. If <i><tt class="parameter">mode</tt></i> is not passed or is 0, then the key will be exactly like the field name. The element values will contain the field values. NULL values will be retained and are different from 0.0, 0 or the empty string. Fields of type <b><tt>PX_FIELD_TIME</tt></b> will be returned as an integer counting the number of milliseconds starting at midnight. A timestamp is a floating point value also counting milliseconds starting at the beginning of julian calendar. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the <i><tt class="parameter">num</tt></i>'th record from the paradox database. The record is returned as an associated array with its keys being the field names. </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.px-get-record.html" class="function" rel="rdfs-seeAlso">px_get_record()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.px-put-record.html">px_put_record</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.px-set-blob-file.html">px_set_blob_file</a></div> <div class="up"><a href="ref.paradox.html">Paradox Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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