Re: What does this do?: If(!$sql_result)
| From: | Brian Clark | Date: | Thu, 23 Nov 2000 01:43:42 +0000 |
| Subject: | Re: What does this do?: If(!$sql_result) | ||
| References: | 1 2 3 4 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-26775@lists.php.net to get a copy of this message | ||
Hello Tom,
(T == "Tom") tomhenry@direct-connection.com writes:
T> The exclamation mark (almost) universaly stands for "NOT"
T>
T> So if = means "equal"
Nope. = is assignment, == is equality
T> then != means "not equal"
T>
T> also as previously described
T>
T> !$var can be interpreted as
T> either $var "does not exist" -or- $var "is false"
-Brian
--
Why do we ask rhetorical questions?