Re: = 0 and = "0"
| From: | Kodrik | Date: | Thu, 25 Oct 2001 05:55:28 +0000 |
| Subject: | Re: = 0 and = "0" | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-72216@lists.php.net to get a copy of this message | ||
> > If you set $qty=0; then $qty has no value.
>
> Of course it has a value.
No it doesn't have a value.
PHP interprets 0 as null.
A very easy way for you to check:
$value=0;
if(!$value) printf("$value doesn't have a value (it didn't even print
0)<br>\n");
$value="0"
if($value) printf("$value does have a value if I put "0" instead of
0<br>\n");