note 95397 added to function.is-numeric
| From: | jotun dot k at gmail dot com | Date: | Thu, 31 Dec 2009 05:35:16 +0000 |
| Subject: | note 95397 added to function.is-numeric | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-164490@lists.php.net to get a copy of this message | ||
I was looking for a way to see check to see if a variable is just a simple positive rational number
without exponential notation or a sign. This is what I came up with.
if (is_numeric($input)){
if (is_int((int)$input))
$isNumber = true;
else
$isNumber = false;
}
else{
$isNumber = false;
}
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Server IP: 69.147.83.197
Probable Submitter: 128.187.0.164
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Manual Page -- http://www.php.net/manual/en/function.is-numeric.php
Edit -- https://master.php.net/note/edit/95397
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Reject -- https://master.php.net/note/reject/95397
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