Online PHP editor | output for ibqe2

Output for 7.4.0: Warning: Use of undefined constant DEFAULT_DEFAULT - assumed 'DEFAULT_DEFAULT' (this will throw an Error in a future version of PHP) in /in/ibqe2 on line 3 Warning: password_hash(): Unknown password hashing algorithm: DEFAULT_DEFAULT in /in/ibqe2 on line 3 bool(false)
Output for 7.3.0 - 7.3.12: Warning: Use of undefined constant DEFAULT_DEFAULT - assumed 'DEFAULT_DEFAULT' (this will throw an Error in a future version of PHP) in /in/ibqe2 on line 3 Warning: password_hash() expects parameter 2 to be int, string given in /in/ibqe2 on line 3 bool(false)
Output for 7.2.0 - 7.2.25: Warning: Use of undefined constant DEFAULT_DEFAULT - assumed 'DEFAULT_DEFAULT' (this will throw an Error in a future version of PHP) in /in/ibqe2 on line 3 Warning: password_hash() expects parameter 2 to be integer, string given in /in/ibqe2 on line 3 bool(false)
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33: Notice: Use of undefined constant DEFAULT_DEFAULT - assumed 'DEFAULT_DEFAULT' in /in/ibqe2 on line 3 Warning: password_hash() expects parameter 2 to be integer, string given in /in/ibqe2 on line 3 bool(false)
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Notice: Use of undefined constant DEFAULT_DEFAULT - assumed 'DEFAULT_DEFAULT' in /in/ibqe2 on line 3 Warning: password_hash() expects parameter 2 to be long, string given in /in/ibqe2 on line 3 bool(false)
Output for 5.4.0 - 5.4.45: Fatal error: Call to undefined function password_hash() in /in/ibqe2 on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/ibqe2 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/ibqe2 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/ibqe2 on line 3
Process exited with code 255.