cvs: phpdoc /en/reference/var/functions isset.xml

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>