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<?php $show = array( 'mon' => false, 'tue' => false, 'wed' => false, 'thu' => false, 'fri' => false, 'sat' => false, 'sun' => false ); foreach (range(0,6) as $index) { $key = array_keys($show)[$index]; $show[$index] |= true; // in your case |= isset($post[$index]); } var_dump($show);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined array key 0 in /in/C8t2B on line 15 Warning: Undefined array key 1 in /in/C8t2B on line 15 Warning: Undefined array key 2 in /in/C8t2B on line 15 Warning: Undefined array key 3 in /in/C8t2B on line 15 Warning: Undefined array key 4 in /in/C8t2B on line 15 Warning: Undefined array key 5 in /in/C8t2B on line 15 Warning: Undefined array key 6 in /in/C8t2B on line 15 array(14) { ["mon"]=> bool(false) ["tue"]=> bool(false) ["wed"]=> bool(false) ["thu"]=> bool(false) ["fri"]=> bool(false) ["sat"]=> bool(false) ["sun"]=> bool(false) [0]=> int(1) [1]=> int(1) [2]=> int(1) [3]=> int(1) [4]=> int(1) [5]=> int(1) [6]=> int(1) }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 0 in /in/C8t2B on line 15 Notice: Undefined offset: 1 in /in/C8t2B on line 15 Notice: Undefined offset: 2 in /in/C8t2B on line 15 Notice: Undefined offset: 3 in /in/C8t2B on line 15 Notice: Undefined offset: 4 in /in/C8t2B on line 15 Notice: Undefined offset: 5 in /in/C8t2B on line 15 Notice: Undefined offset: 6 in /in/C8t2B on line 15 array(14) { ["mon"]=> bool(false) ["tue"]=> bool(false) ["wed"]=> bool(false) ["thu"]=> bool(false) ["fri"]=> bool(false) ["sat"]=> bool(false) ["sun"]=> bool(false) [0]=> int(1) [1]=> int(1) [2]=> int(1) [3]=> int(1) [4]=> int(1) [5]=> int(1) [6]=> int(1) }
Output for 7.3.32 - 7.3.33
array(14) { ["mon"]=> bool(false) ["tue"]=> bool(false) ["wed"]=> bool(false) ["thu"]=> bool(false) ["fri"]=> bool(false) ["sat"]=> bool(false) ["sun"]=> bool(false) [0]=> int(1) [1]=> int(1) [2]=> int(1) [3]=> int(1) [4]=> int(1) [5]=> int(1) [6]=> int(1) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/C8t2B on line 14
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/C8t2B on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/C8t2B on line 14
Process exited with code 255.
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