note 37663 added to function.is-numeric
| From: | kasia at flat-soda dot com | Date: | Sat, 22 Nov 2003 02:53:18 +0000 |
| Subject: | note 37663 added to function.is-numeric | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-60805@lists.php.net to get a copy of this message | ||
This could be a useful situation to use with is_numeric or is_integer:
<?php
function is_even($num)
{
if (!is_numeric($num)) {
return 'Non-integer';
}
else {
if (($num % 2) == 0) {
return 'Even';
}
else {
return 'Odd';
}
}
}
?>
You can check if the number is even, odd, or not a number at all.
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Manual Page -- http://www.php.net/manual/en/function.is-numeric.php
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