note 42959 added to function.is-numeric
| From: | eks41 at mail dot ru | Date: | Fri, 04 Jun 2004 18:50:50 +0000 |
| Subject: | note 42959 added to function.is-numeric | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-70798@lists.php.net to get a copy of this message | ||
Wrote 2 suitable functions for checking Web-forms:
<?php
function isInt($var)
{
return ereg('^[\+-]{0,1}[0-9]+(\.[0]+){0,1}$', trim(strval($var)));
}
function isFloat($var)
{
return ereg('^[\+-]{0,1}[0-9]+(\.[0-9]+){0,1}$', trim(strval($var)));
}
?>
They don't work with eE-notation.
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Manual Page -- http://www.php.net/manual/en/function.is-numeric.php
Edit -- http://master.php.net/manage/user-notes.php?action=edit+42959
Delete -- http://master.php.net/manage/user-notes.php?action=delete+42959&report=yes
Reject -- http://master.php.net/manage/user-notes.php?action=reject+42959&report=yes
Search -- http://master.php.net/manage/user-notes.php