Returns TRUE if val is 'not a number', like the result of acos(1.01).
See also is_finite() and is_infinite().
| Sites of interest: Web Hosting : Reseller Hosting : Website Hosting : HTML Editor : Web Design Templates : Free Web Hosting : ASP code examples : PHP & MySQL Code Examples |
| Copyright © 2004 Evrsoft Developer Network. Privacy policy - Link to Us |
Contact Evrsoft |
||