Re: global vars within 2-level functions
| From: | Miguel Cruz | Date: | Tue, 02 Apr 2002 19:51:24 +0000 |
| Subject: | Re: global vars within 2-level functions | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-91205@lists.php.net to get a copy of this message | ||
On Tue, 2 Apr 2002, Erik Price wrote:
> On Tuesday, April 2, 2002, at 01:24 PM, Jason Wong wrote:
>>> (b) Pass a variable as an argument to a function but make that argument
>>> optional so that it does not have to exist to make the function
>>> legitimate.
>>
>> function function2 ($variable_A="") {
>> }
>
> Thanks for the pointer. I didn't realize that passing a blank argument
> would achieve this effect.
Here's another way to have optional arguments, just so you're at a wealth
of solutions:
function function2()
{ list ($variable_A) = func_get_args();
}
miguel