[phpwiki-checkins] SF.net SVN: phpwiki:[8061] trunk/lib/stdlib.php

[<var...@us...>]

Revision: 8061
          http://phpwiki.svn.sourceforge.net/phpwiki/?rev=8061&view=rev
Author:   vargenau
Date:     2011-05-04 10:20:46 +0000 (Wed, 04 May 2011)

Log Message:
-----------
New utility function: is_whole_number

Modified Paths:
--------------
    trunk/lib/stdlib.php

Modified: trunk/lib/stdlib.php
===================================================================
--- trunk/lib/stdlib.php	2011-04-27 13:53:27 UTC (rev 8060)
+++ trunk/lib/stdlib.php	2011-05-04 10:20:46 UTC (rev 8061)
@@ -97,6 +97,7 @@
     is_localhost($url)
     javascript_quote_string($s)
     isSerialized($s)
+    is_whole_number($var)
     parse_attributes($line)
     is_image ($filename)
     is_video ($filename)
@@ -2383,6 +2384,14 @@
 }
 
 /**
+ * Determine if a variable represents a whole number
+ */
+
+function is_whole_number($var) {
+  return (is_numeric($var) && (intval($var)==floatval($var)));
+}
+
+/**
  * Take a string and return an array of pairs (attribute name, attribute value)
  *
  * We allow attributes with or without double quotes (")


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