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run code in 150+ php & hhvm versions
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<?php $ox = 10; $oy = 10; $x = 15; $y = 15; $sx = ($ox < $x)?1:-1; $sy = ($oy < $y)?1:-1; var_dump($sx,$sy); //Test collisions for each cell along deplacement for($dx = $ox+$sx; $sx*$dx <= $sx*$x; $dx += $sx){ for($dy = $oy+$sy; $sy*$dy <= $sy*$y; $dy += $sy){ var_dump(array($dx,$dy)); $this->_handleCollisions($this->_grid[$dx][$dy], $gridObject); } }
Output for 7.0.0 - 7.1.0
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Uncaught Error: Using $this when not in object context in /in/9K1ru:17 Stack trace: #0 {main} thrown in /in/9K1ru on line 17
Process exited with code 255.
Output for hhvm-3.13.2
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Uncaught Error: $this is null in /in/9K1ru:37 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.12.0
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Uncaught Error: $this is null in /in/9K1ru:17 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: $this is null in /in/9K1ru on line 17
Process exited with code 255.
Output for 5.0.0 - 5.6.28
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Using $this when not in object context in /in/9K1ru on line 17
Process exited with code 255.
Output for 4.3.2 - 4.4.9
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Call to a member function on a non-object in /in/9K1ru on line 17
Process exited with code 255.
Output for 4.3.0 - 4.3.1
int(1) int(1) array(2) { [0]=> int(11) [1]=> int(11) } Fatal error: Call to a member function on a non-object in /in/9K1ru on line 17