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<?php print "Empty array\n"; $map_row = []; var_dump(isset($map_row['rollback_action']) && $map_row['rollback_action'] == 0); var_dump(array_key_exists('rollback_action', $map_row) && $map_row['rollback_action'] == 0); print "\n\nrollback_action = 0\n"; $map_row = ['rollback_action' => 0]; var_dump(isset($map_row['rollback_action']) && $map_row['rollback_action'] == 0); var_dump(array_key_exists('rollback_action', $map_row) && $map_row['rollback_action'] == 0); print "\n\nrollback_action = NULL\n"; $map_row = ['rollback_action' => NULL]; var_dump(isset($map_row['rollback_action']) && $map_row['rollback_action'] == 0); var_dump(array_key_exists('rollback_action', $map_row) && $map_row['rollback_action'] == 0); print "\n\map_row = FALSE\n"; $map_row = FALSE; var_dump(isset($map_row['rollback_action']) && $map_row['rollback_action'] == 0); var_dump(array_key_exists('rollback_action', $map_row) && $map_row['rollback_action'] == 0);
Output for 8.3.0 - 8.3.4, 8.3.6
Empty array bool(false) bool(false) rollback_action = 0 bool(true) bool(true) rollback_action = NULL bool(false) bool(true) \map_row = FALSE bool(false) Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, false given in /in/628ck:21 Stack trace: #0 {main} thrown in /in/628ck on line 21
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Empty array bool(false) bool(false) rollback_action = 0 bool(true) bool(true) rollback_action = NULL bool(false) bool(true) \map_row = FALSE bool(false) Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, false given in /in/628ck:21 Stack trace: #0 {main} thrown in /in/628ck on line 21
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Empty array bool(false) bool(false) rollback_action = 0 bool(true) bool(true) rollback_action = NULL bool(false) bool(true) \map_row = FALSE bool(false) Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, bool given in /in/628ck:21 Stack trace: #0 {main} thrown in /in/628ck on line 21
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Empty array bool(false) bool(false) rollback_action = 0 bool(true) bool(true) rollback_action = NULL bool(false) bool(true) \map_row = FALSE bool(false) Warning: array_key_exists() expects parameter 2 to be array, bool given in /in/628ck on line 21 bool(false)
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