Fatal error: Uncaught TypeError: Unsupported operand types: DateInterval + DateInterval in /in/WtF8G:7
Stack trace:
#0 {main}
thrown in /in/WtF8G on line 7
Process exited with code 255.
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Object of class DateInterval could not be converted to number in /in/WtF8G on line 7
Notice: Object of class DateInterval could not be converted to number in /in/WtF8G on line 7
int(2)
Notice: Object of class DateInterval could not be converted to int in /in/WtF8G on line 7
Notice: Object of class DateInterval could not be converted to int in /in/WtF8G on line 7
int(2)