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run code in 150+ php & hhvm versions
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<?php $res = http_build_query(array( 'transaction_id' => 4dsasdfasdf, 'user_id' => 123123, )); var_dump($res);
Output for 5.4.0 - 5.4.26
Parse error: syntax error, unexpected 'dsasdfasdf' (T_STRING), expecting ')' in /in/8JW9U on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/8JW9U on line 4
Process exited with code 255.