3v4l.org

run code in 300+ PHP versions simultaneously
<?php function setKey($session_keys, $value) { $current_key = ''; $counter = 0; $prev_step = $_SESSION; try { $session_keys_array = explode(':', $session_keys); foreach ($session_keys_array as $key) { $counter++; $current_key .= '[\'' . $key . '\']'; if (count($session_keys_array) > $counter) { if (is_array($prev_step) && !array_key_exists($key, $prev_step)) { eval('$_SESSION' . $current_key . ' = array();'); } else if (!is_array($prev_step) || (array_key_exists($key, $prev_step)) && !is_array($prev_step[$key]) ) { throw new Exception ("\$_SESSION$current_key is not an array"); } eval('$prevStep = $_SESSION' . $current_key . ';'); } else { eval('$_SESSION' . $current_key . ' = ' . $value . ';'); } } } catch (Exception $e) { //TODO:log notice if Session[currentKey] is not an array echo $e->getMessage(); return false; } return eval('array_key_exists(' . $key . ', $prev_step) && !empty($_SESSION' . $current_key . ');'); } function setSessionTestingData() { $agent = 5; $ticket = 6; $_SESSION = array( 'agent_id' => '2', 'ticket_id' => '3', 'agent' => $agent, 'ticket' => $ticket, 'sub_array' => array( 'sub' => 4, 'agent' => $agent, 'ticket' => $ticket, ), ); return $_SESSION; } $_SESSION = setSessionTestingData(); var_dump(setKey('sub_array:sub:unexistant:none', '4')); !empty($_SESSION['sub_array']['sub']['unexistant']); var_dump(!isset($_SESSION['sub_array']['sub']['unexistant']));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0120.00617.11
8.3.50.0120.01021.27
8.3.40.0150.00019.09
8.3.30.0080.00818.76
8.3.20.0040.00420.29
8.3.10.0000.00821.82
8.3.00.0050.00321.68
8.2.180.0090.00616.63
8.2.170.0140.00722.96
8.2.160.0070.00720.50
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00321.04
8.2.120.0000.00826.35
8.2.110.0040.00419.31
8.2.100.0120.00017.93
8.2.90.0040.00419.20
8.2.80.0030.00517.97
8.2.70.0000.00817.75
8.2.60.0030.00617.93
8.2.50.0040.00418.09
8.2.40.0040.00422.30
8.2.30.0070.00019.56
8.2.20.0050.00217.75
8.2.10.0080.00018.30
8.2.00.0000.00718.18
8.1.280.0130.01025.92
8.1.270.0110.00722.18
8.1.260.0050.00328.09
8.1.250.0070.00728.09
8.1.240.0030.00622.29
8.1.230.0040.00717.89
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0090.00017.35
8.1.190.0040.00417.25
8.1.180.0000.00818.10
8.1.170.0060.00318.54
8.1.160.0000.00820.88
8.1.150.0040.00420.80
8.1.140.0040.00419.60
8.1.130.0040.00417.77
8.1.120.0040.00417.52
8.1.110.0050.00217.54
8.1.100.0050.00217.38
8.1.90.0070.00017.45
8.1.80.0000.00817.39
8.1.70.0050.00217.42
8.1.60.0000.00917.60
8.1.50.0040.00417.50
8.1.40.0030.00617.60
8.1.30.0030.00517.72
8.1.20.0000.00817.67
8.1.10.0050.00217.66
8.1.00.0040.00417.57
8.0.300.0000.00818.77
8.0.290.0040.00416.62
8.0.280.0040.00418.52
8.0.270.0000.00717.32
8.0.260.0030.00317.32
8.0.250.0040.00416.96
8.0.240.0000.00816.98
8.0.230.0040.00417.09
8.0.220.0000.00716.91
8.0.210.0080.00016.91
8.0.200.0000.00717.12
8.0.190.0000.00817.11
8.0.180.0000.00817.05
8.0.170.0030.00617.10
8.0.160.0080.00017.05
8.0.150.0050.00316.87
8.0.140.0060.00316.98
8.0.130.0000.00613.41
8.0.120.0050.00316.96
8.0.110.0030.00516.86
8.0.100.0000.00716.95
8.0.90.0050.00316.92
8.0.80.0120.00617.02
8.0.70.0040.00416.85
8.0.60.0040.00416.91
8.0.50.0040.00417.07
8.0.30.0110.00817.18
8.0.20.0100.00917.44
8.0.10.0060.00317.11
8.0.00.0110.00816.80
7.4.330.0000.00616.88
7.4.320.0000.00716.53
7.4.300.0040.00416.68
7.4.290.0040.00416.55
7.4.280.0000.00816.51
7.4.270.0000.00816.66
7.4.260.0000.00716.63
7.4.250.0000.00716.43
7.4.240.0000.00816.49
7.4.230.0070.00016.74
7.4.220.0030.01816.53
7.4.210.0090.00616.69
7.4.200.0000.00716.46
7.4.160.0090.00916.61
7.4.150.0140.00417.40
7.4.140.0100.00917.86
7.4.130.0120.00816.63
7.4.120.0110.00816.52
7.4.110.0100.00716.61
7.4.100.0070.01116.59
7.4.90.0140.00316.57
7.4.80.0000.01619.39
7.4.70.0110.00616.69
7.4.60.0120.00616.54
7.4.50.0080.00516.56
7.4.40.0090.00616.63
7.4.30.0090.01516.73
7.4.10.0080.01215.10
7.4.00.0090.01015.10
7.3.330.0060.00313.29
7.3.320.0050.00013.39
7.3.310.0000.00716.34
7.3.300.0030.00316.42
7.3.290.0080.00916.48
7.3.280.0100.00716.43
7.3.270.0120.00817.40
7.3.260.0110.01216.45
7.3.250.0070.01116.45
7.3.240.0110.00716.52
7.3.230.0130.00616.53
7.3.210.0070.01016.57
7.3.200.0110.01119.39
7.3.190.0200.00616.50
7.3.180.0120.00616.45
7.3.170.0130.00916.61
7.3.160.0060.01216.52
7.3.130.0120.00814.82
7.3.120.0120.00614.72
7.3.110.0140.00715.00
7.3.100.0090.00714.84
7.3.90.0100.00614.94
7.3.80.0060.00814.76
7.3.70.0070.00814.82
7.3.60.0040.01014.93
7.3.50.0000.01014.83
7.3.40.0050.00914.83
7.3.30.0010.01014.94
7.3.20.0050.00716.68
7.3.10.0050.00916.66
7.3.00.0050.01016.66
7.2.330.0120.00616.83
7.2.320.0030.01316.57
7.2.310.0090.01016.75
7.2.300.0040.01216.80
7.2.290.0030.01316.54
7.2.260.0080.01515.04
7.2.250.0120.00915.12
7.2.240.0020.01215.23
7.2.230.0020.01015.00
7.2.220.0060.01114.97
7.2.210.0050.00815.10
7.2.200.0080.00614.88
7.2.190.0030.00915.11
7.2.180.0040.00915.03
7.2.170.0050.01215.10
7.2.160.0060.00415.11
7.2.150.0090.00316.81
7.2.140.0020.01317.07
7.2.130.0070.00516.78
7.2.120.0030.01116.93
7.2.110.0070.00616.79
7.2.100.0080.00616.85
7.2.90.0060.00816.84
7.2.80.0070.00916.99
7.2.70.0080.00716.98
7.2.60.0070.00816.86
7.2.50.0060.00616.93
7.2.40.0040.01117.04
7.2.30.0060.00916.89
7.2.20.0050.00816.97
7.2.10.0050.01016.97
7.2.00.0100.00517.41
7.1.330.0080.00615.69
7.1.320.0080.00815.87
7.1.310.0030.01215.86
7.1.300.0050.00415.67
7.1.290.0060.00815.67
7.1.280.0080.00615.76
7.1.270.0060.00315.65
7.1.260.0050.00815.73
7.1.250.0070.00615.79
7.1.240.0040.00615.70
7.1.230.0060.00715.81
7.1.220.0070.00615.65
7.1.210.0040.00915.74
7.1.200.0100.00415.76
7.1.190.0070.00815.82
7.1.180.0070.00415.84
7.1.170.0040.00815.68
7.1.160.0040.00815.81
7.1.150.0070.00515.75
7.1.140.0100.00315.77
7.1.130.0040.00815.89
7.1.120.0060.00715.83
7.1.110.0060.00715.72
7.1.100.0040.01016.42
7.1.90.0100.00615.83
7.1.80.0080.00215.73
7.1.70.0080.00516.13
7.1.60.0090.00716.72
7.1.50.0050.00915.91
7.1.40.0020.01215.86
7.1.30.0060.00815.61
7.1.20.0110.00915.78
7.1.10.0090.00915.65
7.1.00.0050.02417.44
7.0.330.0010.01215.36
7.0.320.0060.00615.23
7.0.310.0060.00615.25
7.0.300.0060.00815.35
7.0.290.0070.00215.14
7.0.280.0040.00815.39
7.0.270.0040.00815.39
7.0.260.0080.00515.32
7.0.250.0060.00615.31
7.0.240.0030.00915.31
7.0.230.0070.00815.43
7.0.220.0050.01015.34
7.0.210.0080.00415.50
7.0.200.0130.00815.20
7.0.190.0070.00715.44
7.0.180.0050.00715.43
7.0.170.0070.01115.44
7.0.160.0080.00915.36
7.0.150.0100.00415.37
7.0.140.0070.00915.33
7.0.130.0040.00615.33
7.0.120.0030.00815.45
7.0.110.0070.00615.29
7.0.100.0060.00515.40
7.0.90.0080.00215.40
7.0.80.0050.00615.18
7.0.70.0040.00915.38
7.0.60.0100.02017.01
7.0.50.0080.01516.13
7.0.40.0060.02715.09
7.0.30.0090.02314.95
7.0.20.0130.02215.13
7.0.10.0050.02714.99
7.0.00.0090.02315.17
5.6.400.0070.00814.23
5.6.390.0050.00514.38
5.6.380.0050.00614.43
5.6.370.0030.01014.57
5.6.360.0020.01214.49
5.6.350.0060.01114.57
5.6.340.0060.00914.40
5.6.330.0030.00914.43
5.6.320.0080.00514.48
5.6.310.0040.00914.33
5.6.300.0020.01014.30
5.6.290.0040.00914.27
5.6.280.0020.01816.15
5.6.270.0070.00714.28
5.6.260.0060.00714.47
5.6.250.0050.00814.51
5.6.240.0080.00614.49
5.6.230.0070.00714.47
5.6.220.0020.01314.29
5.6.210.0070.02615.93
5.6.200.0040.02315.31
5.6.190.0060.01815.92
5.6.180.0090.02515.97
5.6.170.0130.02115.91
5.6.160.0100.02315.90
5.6.150.0050.02615.27
5.6.140.0070.01815.38
5.6.130.0060.02115.36
5.6.120.0060.02616.10
5.6.110.0060.02716.10
5.6.100.0070.02516.18
5.6.90.0050.02915.99
5.6.80.0040.02515.78
5.6.70.0070.00814.15
5.6.60.0050.00714.41
5.6.50.0010.00814.48
5.6.40.0050.01014.21
5.6.30.0070.00614.35
5.6.20.0060.00814.45
5.6.10.0070.00714.45
5.6.00.0060.00614.38
5.5.380.0060.00613.31
5.5.370.0080.00513.36
5.5.360.0030.01013.43
5.5.350.0060.02815.09
5.5.340.0040.02914.63
5.5.330.0050.02715.04
5.5.320.0140.01414.99
5.5.310.0110.01415.11
5.5.300.0090.02114.56
5.5.290.0080.02114.45
5.5.280.0030.01915.25
5.5.270.0050.02815.27
5.5.260.0110.02415.14
5.5.250.0030.01715.08
5.5.240.0070.02414.94
5.5.230.0060.00813.31
5.5.220.0040.00913.21
5.5.210.0030.00913.35
5.5.200.0070.00613.41
5.5.190.0070.00613.16
5.5.180.0010.01113.44
5.5.170.0090.00313.23
5.5.160.0110.00313.37
5.5.150.0090.00513.39
5.5.140.0070.00513.22
5.5.130.0060.00613.29
5.5.120.0070.00613.20
5.5.110.0050.00713.44
5.5.100.0030.01013.32
5.5.90.0040.00913.40
5.5.80.0040.00813.33
5.5.70.0040.00713.36
5.5.60.0040.00613.36
5.5.50.0070.00613.43
5.5.40.0020.01013.10
5.5.30.0040.00613.23
5.5.20.0040.00713.29
5.5.10.0070.00413.41
5.5.00.0050.00713.19

preferences:
52.66 ms | 401 KiB | 5 Q