Re: How to find if a string is an integer?
| From: | Alex Earl | Date: | Thu, 12 Jun 2003 20:13:28 +0000 |
| Subject: | Re: How to find if a string is an integer? | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-151298@lists.php.net to get a copy of this message | ||
> Jumping in a little late here, but what about is_numeric()?
> Haven't tried it, but the php manual for is_int says:
> Note: To test if a variable is a number or a numeric string (such as
> form input, which is always a string), you must use is_numeric().
>
The problem with is_numeric() is that something like "4e4" comes up as
true, because it could be construed as a HEX value.
Alex