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<?php $arr=[]; function addToArray($arr,$val) { array_push($arr,{"order_id"=>$var}); } addToArray($arr,"1234"); print_r($arr); ?>
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.1.7
Parse error: syntax error, unexpected '{' in /in/f9hvj on line 6
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: Syntax only allowed in Hack files (<?hh) or with -v Eval.EnableHipHopSyntax=true in /in/f9hvj:6 Stack trace: #0 {main}
Process exited with code 255.