Variable Variables
php.net
Variable Variables
1–3 of 3 posts
Re: Variable Variables
#2this looks like this is specific to PHP? does this imply the existence of variable variable variables?
Re: Variable Variables
#3this looks like this is specific to PHP? does this imply the existence of variable variable variables?
This feature is just a limited sort of pointers.
You can do similar stuff in ~40-year-old sh shell code - with tricks like `eval echo \$$foo` - so I'd bet that the concept is older (& more common) than dirt.