ejgetvar.htm

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<html>
<head>
<title>ejGetVar -- GoAhead Embedded JavaScript</title>
<link rel="stylesheet" href="../../style/doc.htm" type="text/css">
</head>

<body>
 
<TABLE border=0 width=100% cellspacing=0 cellpadding=0>
<TR>
	<TD class=title-left>ejGetVar</TD>
    <TD class=title-center><b>GoAhead JavaScript API</b></TD>
    <TD class=title-right><B>GoAhead EMF</B></TD>
</TR>
</TABLE>

<HR>

<h2>Synopsis</h2>
<p>Get the value of a JavaScript variable</p>

<h2>Prototype</h2>

<pre>
#include &quot;ej.h&quot;

char_t* <b>ejGetVar</b>(int eid, char_t *variable);
</pre>

<h2>Parameters</h2>
<p><table width=90%>
    
    <TR>
        <TD width=40>eid
        <TD>JavaScript interpreter handle
    
    <TR>
        <TD width=40>variable
        <TD>Name of JavaScript 
variable</TD>   </TR></table></p>

<h2>Description</h2>

<P>The ejGetVar procedure returns the current value of the JavaScript 
variable. </p>.
 
<h2>Return Value</h2>
<p>Returns a pointer to the current value. Returns NULL if the 
variable does not exist.</p>

<h2>Example</h2>
<pre>
ejGetVar(eid);
</pre>
<h2>See Also</h2>
<p>
<A href="../ws/ejscript.htm">JavaScript</A>,&nbsp; 
<A href="../ws/asp.htm">Active Server Pages</A>,&nbsp;
<A href="ejSetVar.htm">ejSetVar</A>,&nbsp;
<A href="ejEval.htm">ejEval</A> 
</p>

</body>
</html>

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