$arr = array(); var_dump($arr['foo']);
Warning: Undefined array key "foo" in /in/UrpPl on line 8
NULL
$arr = array(); $obj = new stdclass(); var_dump($arr[$obj]);
Fatal error: Uncaught TypeError: Cannot access offset of type stdClass on array in /in/UrpPl:11
Stack trace:
#0 {main}
thrown in /in/UrpPl on line 11
Process exited with code 255.
$arr = array(); var_dump($arr['foo']);
Warning: Undefined array key "foo" in /in/UrpPl on line 8
NULL
$arr = array(); $obj = new stdclass(); var_dump($arr[$obj]);
Fatal error: Uncaught TypeError: Illegal offset type in /in/UrpPl:11
Stack trace:
#0 {main}
thrown in /in/UrpPl on line 11
Process exited with code 255.
Output for 7.4.0 - 7.4.33
$arr = array(); var_dump($arr['foo']);
Notice: Undefined index: foo in /in/UrpPl on line 8
NULL
$arr = array(); $obj = new stdclass(); var_dump($arr[$obj]);
Warning: Illegal offset type in /in/UrpPl on line 11
NULL
$arr = null; var_dump($arr['foo']);
Notice: Trying to access array offset on value of type null in /in/UrpPl on line 16
NULL
$arr = null; $obj = new stdclass(); var_dump($arr[$obj]);
Notice: Trying to access array offset on value of type null in /in/UrpPl on line 19
NULL
$arr = null; $arr['i'] = $arr['i'] + 1;
Notice: Trying to access array offset on value of type null in /in/UrpPl on line 23
$arr = null; $arr['i']++;
Notice: Undefined index: i in /in/UrpPl on line 28
$arr = array(); var_dump($arr['foo']);
Notice: Undefined index: foo in /in/UrpPl on line 8
NULL
$arr = array(); $obj = new stdclass(); var_dump($arr[$obj]);
Warning: Illegal offset type in /in/UrpPl on line 11
NULL
$arr = null; var_dump($arr['foo']);NULL
$arr = null; $obj = new stdclass(); var_dump($arr[$obj]);NULL
$arr = null; $arr['i'] = $arr['i'] + 1;
$arr = null; $arr['i']++;
Notice: Undefined index: i in /in/UrpPl on line 28
$arr = array(); var_dump($arr['foo']);
Notice: Undefined index: foo in /in/UrpPl on line 8
NULL
$arr = array(); $obj = new stdclass(); var_dump($arr[$obj]);
Warning: Illegal offset type in /in/UrpPl on line 11
NULL
$arr = null; var_dump($arr['foo']);NULL
$arr = null; $obj = new stdclass(); var_dump($arr[$obj]);NULL
$arr = null; $arr['i'] = $arr['i'] + 1;
$arr = null; $arr['i']++;
Notice: Undefined index: i in /in/UrpPl on line 28