Online PHP editor | output for RjUgm

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Fatal error: Uncaught TypeError: html_entity_decode(): Argument #2 ($flags) must be of type int, string given in /in/RjUgm:6 Stack trace: #0 /in/RjUgm(6): html_entity_decode('4%   ...', 'UTF-8') #1 {main} thrown in /in/RjUgm on line 6
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Warning: html_entity_decode() expects parameter 2 to be int, string given in /in/RjUgm on line 6
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33: Warning: html_entity_decode() expects parameter 2 to be integer, string given in /in/RjUgm on line 6
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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 - 5.5.38, 5.6.0 - 5.6.38: Warning: html_entity_decode() expects parameter 2 to be long, string given in /in/RjUgm on line 6