<?xml version="1.0" encoding="windows-1252"?>
<node id="1018875" title="Re^2: Checking if hash value exists without implicitly defining it" created="2013-02-15 05:04:42" updated="2013-02-15 05:04:42">
<type id="11">
note</type>
<author id="961">
Anonymous Monk</author>
<data>
<field name="doctext">
&lt;p&gt;You don't even need the &lt;c&gt;exists&lt;/c&gt; (assuming you don't have a weird freeform data structure):&lt;/p&gt;

&lt;code&gt;
if (Hash{$neededVal} and $Hash{$neededVal}{param1} and
    $Hash{$neededVal}{param1}{key1} &gt; 4) {
&lt;/code&gt;</field>
<field name="root_node">
1018739</field>
<field name="parent_node">
1018752</field>
<field name="reputation">
2</field>
</data>
</node>
