philip Fri May 24 15:06:15 2002 EDT
Modified files:
/phpdoc/en/reference/var/functions isset.xml
Log:
expanded array example to include null. also included array_key_exists into
the example and see also.
Index: phpdoc/en/reference/var/functions/isset.xml
diff -u phpdoc/en/reference/var/functions/isset.xml:1.3
phpdoc/en/reference/var/functions/isset.xml:1.4
--- phpdoc/en/reference/var/functions/isset.xml:1.3 Fri May 24 14:46:15 2002
+++ phpdoc/en/reference/var/functions/isset.xml Fri May 24 15:06:14 2002
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
<!-- splitted from ./en/functions/var.xml, last change in rev 1.2 -->
<refentry id="function.isset">
<refnamediv>
@@ -55,18 +55,21 @@
<programlisting role="php">
<![CDATA[
<?php
- $a = array ('test' => 1);
+ $a = array ('test' => 1, 'hello' => null);
- echo isset ($a['test']); // TRUE
- echo isset ($a['foo']); // FALSE
+ echo isset ($a['test']); // TRUE
+ echo isset ($a['foo']); // FALSE
+ echo isset ($a['hello']); // FALSE
+ echo array_key_exists('hello', $a); // TRUE
?>
]]>
</programlisting>
</informalexample>
</para>
<simpara>
- See also <function>empty</function> and
- <function>unset</function>.
+ See also <function>empty</function>,
+ <function>unset</function>, and
+ <function>array_key_exists</function>.
</simpara>
</refsect1>
</refentry>
