Re: What does &var mean ?
| From: | J Smith | Date: | Thu, 22 Nov 2001 17:43:39 +0000 |
| Subject: | Re: What does &var mean ? | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-75535@lists.php.net to get a copy of this message | ||
Bas Jobsen wrote:
>> What does the "&" (ampersand) before the variable name mean ?
>
> a pointer to the address (mem) of the variable
PHP doesn't have pointers and memory can't be directly accessed this way
like you can in C, or C++ or whatever. The ampersand is for passing values
via reference rather than value. PHP has no notion of pointers.
J