Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in C:\xampp\htdocs\discuz\my.php on line 156

Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in C:\xampp\htdocs\discuz\my.php on line 164

Parse error: syntax error, unexpected token "{" in C:\xampp\htdocs\discuz\include\common.inc.php on line 42