Re: Validating form field text input to be a specificvariable type
| From: | John W. Holmes | Date: | Wed, 07 Apr 2004 13:05:22 +0000 |
| Subject: | Re: Validating form field text input to be a specificvariable type | ||
| References: | 1 2 3 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-182615@lists.php.net to get a copy of this message | ||
From: "William Lovaton" <williama_lovaton@coomeva.com.co>
> Instead of doing a lot of casting, you can use is_numeric() to see if a
> variable is a number or a numeric string.
Yeah, but the OP wanted to be able to tell an integer from a real number
from a string. is_numeric() is going to validate 5, 5.5, and 5.05E6, for
example.
---John Holmes...