Online PHP editor | output for YXU5d

Output for 8.0.13, 8.5.1 - 8.5.3: Fatal error: Uncaught Error: Class "NumberFormatter" not found in /in/YXU5d:2 Stack trace: #0 {main} thrown in /in/YXU5d on line 2
Process exited with code 255.
Output for 5.5.17, 5.6.0 - 5.6.15, 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0: nine hundred ninety-nine quadrillion eight hundred ninety-nine trillion nine hundred ninety-nine billion nine hundred ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine
Output for 7.3.32 - 7.3.33, 7.4.33: Fatal error: Uncaught Error: Class 'NumberFormatter' not found in /in/YXU5d:2 Stack trace: #0 {main} thrown in /in/YXU5d on line 2
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.16, 5.5.18 - 5.5.30: Fatal error: Class 'NumberFormatter' not found in /in/YXU5d on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected ')', expecting '(' in /in/YXU5d on line 2
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: Parse error: parse error, unexpected ')', expecting '(' in /in/YXU5d on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `'('' in /in/YXU5d on line 2
Process exited with code 255.