PHP curly braces in array notation

Question

I\'d just come across a very weird bit of php code:

$oink{\'pig\'} = 1;
var_dump($oink);

$oink{\'pig\'} = \'123123\';
echo $oink{\'pig\'}; /* => 123123 *         


        

Answer 1

Curly braces as of PHP 7.4 are deprecated for accessing arrays.

https://wiki.php.net/rfc/deprecate_curly_braces_array_access