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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> <title>Referencing Session State</title> <meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1" /> <meta name="date" content="2009-04-14T16:11:25Z" /> <meta name="robots" content="noarchive" /> <meta name="doctitle" content="Referencing Session State" /> <meta name="relnum" content="Release 3.2" /> <meta name="partnum" content="E11947-01" /> <link rel="copyright" href="dcommon/html/cpyr.htm" title="Copyright" type="text/html" /> <link rel="stylesheet" href="dcommon/css/blafdoc.css" title="Oracle BLAFDoc" type="text/css" /> <link rel="contents" href="toc.htm" title="Contents" type="text/html" /> <link rel="up" href="preface.htm" title="Home" type="text/html" /> <link rel="up" href="concept.htm" title="Application Builder Concepts" type="text/html" /> <link rel="up" href="concept_ses_val.htm" title="Managing Session State Values" type="text/html" /> <link rel="up" href="concept_ses_ref.htm" title="Referencing Session State" type="text/html" /> <link rel="prev" href="concept_ses_val.htm" title="Previous" type="text/html" /> <link rel="next" href="concept_ses_set.htm" title="Next" type="text/html" /> </head> <body> <p id="BREADCRUMBING"><a href="preface.htm" title="Home">Home</a> > <a href="concept.htm" title="Application Builder Concepts">Application Builder Concepts</a> > <a href="concept_ses_val.htm" title="Managing Session State Values">Managing Session State Values</a> > Referencing Session State</p> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr valign="bottom"> <td align="left"></td> <td align="center"><a href="concept_ses_val.htm"><img src="dcommon/gifs/leftnav.gif" alt="Previous" /><br /> <span class="icon">Previous</span></a> </td> <td align="center"><a href="concept_ses_set.htm"><img src="dcommon/gifs/rightnav.gif" alt="Next" /><br /> <span class="icon">Next</span></a></td> </tr> </table> <p><a id="BEICHBBG" name="BEICHBBG"></a></p> <div class="sect2"><!-- infolevel="all" infotype="General" --> <h1><a name="HTMDB03012|Referencing Session State"></a>Referencing Session <a id="sthref181" name="sthref181"></a>State</h1> <p>You can reference item values stored in session state in regions, computations, processes, validations, and branches. An item can be a field, a text area, a password, a select list, or a check box. <a href="#BEIIJCEA">Table: Syntax for Referencing Item Values</a> describes the supported syntax for referencing item values.</p> <div class="tblformalwide"><a id="sthref182" name="sthref182"></a><a id="BEIIJCEA" name="BEIIJCEA"></a> <p class="titleintable">Syntax for Referencing Item Values</p> <table class="FormalWide" title="Syntax for Referencing Item Values" summary="This table describes the supported syntax for referencing item values." dir="ltr" border="1" width="100%" frame="hsides" rules="groups" cellpadding="3" cellspacing="0"> <col width="17%" /> <col width="29%" /> <col width="*" /> <thead> <tr align="left" valign="top"> <th align="left" valign="bottom" id="r1c1-t17">Type</th> <th align="left" valign="bottom" id="r1c2-t17">Syntax</th> <th align="left" valign="bottom" id="r1c3-t17">Description</th> </tr> </thead> <tbody> <tr align="left" valign="top"> <td align="left" id="r2c1-t17" headers="r1c1-t17"> <p>SQL</p> </td> <td align="left" headers="r2c1-t17 r1c2-t17"> <p><code>:MY_ITEM</code></p> </td> <td align="left" headers="r2c1-t17 r1c3-t17"> <p>Use standard bind variable syntax for items whose names are no longer than 30 characters. Use this syntax for references within a SQL query and within PL/SQL.</p> </td> </tr> <tr align="left" valign="top"> <td align="left" id="r3c1-t17" headers="r1c1-t17"> <p>PL/SQL</p> </td> <td align="left" headers="r3c1-t17 r1c2-t17"> <p><code>V('MY_ITEM')</code></p> </td> <td align="left" headers="r3c1-t17 r1c3-t17"> <p>Use PL/SQL syntax to reference an item value using the <code>V</code> function.</p> <p><span class="bold">See Also:</span> <a href="AEAPI/preface.htm"><span class="italic">Oracle Application Express API Reference</span></a></p> </td> </tr> <tr align="left" valign="top"> <td align="left" id="r4c1-t17" headers="r1c1-t17"> <p>PL/SQL</p> </td> <td align="left" headers="r4c1-t17 r1c2-t17"> <p><code>NV('MY_NUMERIC_ITEM')</code></p> </td> <td align="left" headers="r4c1-t17 r1c3-t17"> <p>Use standard PL/SQL syntax referencing the numeric item value using the <code>NV</code> function.</p> <p><span class="bold">See Also:</span> <a href="AEAPI/preface.htm"><span class="italic">Oracle Application Express API Reference</span></a></p> </td> </tr> <tr align="left" valign="top"> <td align="left" id="r5c1-t17" headers="r1c1-t17"> <p>Static text (exact)</p> </td> <td align="left" headers="r5c1-t17 r1c2-t17"> <p><code>&MY_ITEM.</code></p> </td> <td align="left" headers="r5c1-t17 r1c3-t17"> <p>For static text or an exact substitution use the convention <code>&ITEM_NAME</code> followed by a period (.), for example:</p> <p><code>&MY_ITEM.</code></p> </td> </tr> </tbody> </table> <br /></div> <!-- class="tblformalwide" --></div> <!-- class="sect2" --> <!-- Start Footer --> <div class="footer"> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr> <td align="left"><span class="copyrightlogo">Copyright © 2003, 2009, Oracle and/or its affiliates. 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