3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Authenticator { protected $isloggedin; protected $session; public function __construct($session) { $this->session = $session; if ( ! empty($session->get('isloggedin')) && $session->get('isloggedin') == true) { //$isl = $session->get('isloggedin'); //if ( ! empty($isl) && $isl == true) { $this->isloggedin = true; } } } class BasicSession { protected $session = array(); public function get($key) { if (isset($this->session[$key])) { return $this->session[$key]; } return false; } } try { $sess = new BasicSession(); $auth = new Authenticator($sess); } catch (Exception $e) { die('System go KA-BOOM! ' . $e->getMessage()); }

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)
8.3.60.0120.00318.56
8.3.50.0120.00621.27
8.3.40.0040.01118.68
8.3.30.0070.01019.21
8.3.20.0000.00820.16
8.3.10.0080.00022.09
8.3.00.0000.00722.47
8.2.180.0150.00616.59
8.2.170.0110.00422.96
8.2.160.0140.00019.14
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0080.00019.36
8.2.110.0030.00622.19
8.2.100.0000.01018.28
8.2.90.0000.00719.41
8.2.80.0040.00417.97
8.2.70.0090.00017.63
8.2.60.0080.00018.05
8.2.50.0030.00618.07
8.2.40.0030.00518.16
8.2.30.0070.00418.02
8.2.20.0000.00717.66
8.2.10.0030.00517.71
8.2.00.0000.00917.86
8.1.280.0100.00325.92
8.1.270.0040.00422.24
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.88
8.1.230.0080.00319.15
8.1.220.0050.00317.80
8.1.210.0030.00518.77
8.1.200.0000.00917.35
8.1.190.0030.00517.43
8.1.180.0080.00018.88
8.1.170.0040.00418.61
8.1.160.0040.00422.01
8.1.150.0000.00718.66
8.1.140.0060.00317.38
8.1.130.0030.00317.81
8.1.120.0070.00017.48
8.1.110.0000.00717.52
8.1.100.0050.00317.46
8.1.90.0000.00717.44
8.1.80.0030.00417.40
8.1.70.0070.00017.47
8.1.60.0030.00617.50
8.1.50.0000.00717.51
8.1.40.0000.00917.51
8.1.30.0030.00617.58
8.1.20.0000.00717.50
8.1.10.0070.00017.46
8.1.00.0000.00817.36
8.0.300.0040.00418.77
8.0.290.0070.00017.18
8.0.280.0030.00318.41
8.0.270.0040.00417.33
8.0.260.0030.00316.71
8.0.250.0000.00716.88
8.0.240.0040.00416.99
8.0.230.0000.00716.99
8.0.220.0030.00316.80
8.0.210.0000.00616.84
8.0.200.0070.00016.99
8.0.190.0040.00716.93
8.0.180.0050.00316.90
8.0.170.0040.00416.93
8.0.160.0080.00016.96
8.0.150.0050.00216.89
8.0.140.0100.00016.70
8.0.130.0000.00613.35
8.0.120.0080.00016.89
8.0.110.0070.00016.91
8.0.100.0040.00416.90
8.0.90.0070.00016.71
8.0.80.0120.00316.96
8.0.70.0040.00416.70
8.0.60.0000.00716.97
8.0.50.0040.00416.99
8.0.30.0120.00716.91
8.0.20.0130.00717.40
8.0.10.0080.00016.98
8.0.00.0060.01116.75
7.4.330.0000.00515.11
7.4.320.0030.00316.62
7.4.300.0030.00316.53
7.4.290.0030.00316.50
7.4.280.0070.00016.60
7.4.270.0000.00716.70
7.4.260.0040.00416.55
7.4.250.0000.00816.57
7.4.240.0020.00516.62
7.4.230.0070.00016.40
7.4.220.0110.00716.73
7.4.210.0060.01016.63
7.4.200.0000.00716.52
7.4.190.0030.00416.75
7.4.160.0060.01016.45
7.4.150.0090.00917.40
7.4.140.0100.00917.86
7.4.130.0110.00916.57
7.4.120.0130.00916.53
7.4.110.0130.01316.66
7.4.100.0110.00716.54
7.4.90.0090.00816.35
7.4.80.0130.00719.39
7.4.70.0070.01416.39
7.4.60.0080.01216.61
7.4.50.0000.00516.52
7.4.40.0070.01122.77
7.4.30.0080.00816.55
7.4.00.0030.01114.90
7.3.330.0000.00513.18
7.3.320.0000.00613.27
7.3.310.0070.00016.27
7.3.300.0000.00716.21
7.3.290.0040.01116.22
7.3.280.0070.01016.26
7.3.270.0140.00317.40
7.3.260.0090.00916.46
7.3.250.0170.00016.39
7.3.240.0140.00316.50
7.3.230.0100.00716.44
7.3.210.0100.00716.35
7.3.200.0060.01619.39
7.3.190.0030.01916.42
7.3.180.0030.01316.39
7.3.170.0000.01716.41
7.3.160.0130.00316.28
7.3.120.0070.00914.84
7.3.110.0140.00314.66
7.3.100.0090.00315.02
7.3.90.0130.00314.95
7.3.80.0130.00314.66
7.3.70.0040.00714.51
7.3.60.0070.01014.57
7.3.50.0060.00614.71
7.3.40.0030.01014.93
7.3.30.0110.00414.43
7.3.20.0060.00616.59
7.3.10.0070.00716.41
7.3.00.0090.00616.63
7.2.330.0100.00716.38
7.2.320.0070.01116.72
7.2.310.0090.00616.39
7.2.300.0090.00816.51
7.2.290.0120.00416.42
7.2.250.0030.01415.26
7.2.240.0070.01114.90
7.2.230.0030.01314.92
7.2.220.0030.00715.02
7.2.210.0000.01414.74
7.2.200.0070.00714.84
7.2.190.0160.00014.89
7.2.180.0090.00614.98
7.2.170.0030.01015.19
7.2.00.0000.01419.48
7.1.330.0030.01315.71
7.1.320.0030.00615.61
7.1.310.0000.01415.61
7.1.300.0030.01315.78
7.1.290.0090.00315.52
7.1.280.0060.00615.79
7.1.270.0030.00815.61
7.1.260.0080.00815.73
7.1.100.0030.00617.96
7.1.70.0000.00917.15
7.1.60.0070.00416.86
7.1.50.0130.01016.74
7.1.00.0070.06022.54
7.0.200.0060.00916.79
7.0.140.0070.06722.00
7.0.60.0070.06719.94
7.0.50.0130.07317.78
7.0.40.0100.08020.24
7.0.30.0170.04320.08
7.0.20.0300.08020.22
7.0.10.0100.07020.08
7.0.00.0070.05320.06
5.6.280.0070.07021.07
5.6.210.0130.08020.54
5.6.200.0170.04318.23
5.6.190.0000.08720.48
5.6.180.0270.07720.55
5.6.170.0170.04720.55
5.6.160.0070.04020.57
5.6.150.0100.04018.21
5.6.140.0130.04318.18
5.6.130.0100.03718.21
5.6.120.0100.04021.15
5.6.110.0070.06020.98
5.6.100.0230.06720.98
5.6.90.0070.03721.09
5.6.80.0070.08320.36
5.5.350.0070.07720.48
5.5.340.0130.07317.96
5.5.330.0070.04320.42
5.5.320.0270.07720.39
5.5.310.0270.05720.24
5.5.300.0070.03717.98
5.5.290.0000.04318.04
5.5.280.0070.06020.89
5.5.270.0070.07020.77
5.5.260.0070.08720.96
5.5.250.0100.04020.56
5.5.240.0330.07320.24
5.4.450.0630.06319.17
5.4.440.1000.05319.44
5.4.430.0770.06019.38
5.4.420.0070.05719.47
5.4.410.0430.04319.50
5.4.400.0100.06019.29
5.4.390.0770.05719.27
5.4.380.0330.04718.74
5.4.370.0230.05318.85
5.4.360.0170.05018.81
5.4.350.0130.05718.80
5.4.340.0130.05318.62
5.4.320.0080.04412.52
5.4.310.0070.04112.51
5.4.300.0090.04112.51
5.4.290.0080.04112.51
5.4.280.0080.03612.40
5.4.270.0070.03512.40
5.4.260.0040.04012.40
5.4.250.0100.06018.79
5.4.240.0130.05018.83
5.4.230.0130.04718.99
5.4.220.0170.05319.00
5.4.210.0030.08319.09
5.4.200.0130.06319.01
5.4.190.0170.05318.99
5.4.180.0170.07018.93
5.4.170.0100.07318.89
5.4.160.0030.05719.08
5.4.150.0070.05718.93
5.4.140.0000.05716.45
5.4.130.0000.06016.57
5.4.120.0070.06316.36
5.4.110.0130.07016.33
5.4.100.0100.06716.52
5.4.90.0100.07016.45
5.4.80.0130.04316.39
5.4.70.0200.06316.39
5.4.60.0100.06316.52
5.4.50.0130.04716.44
5.4.40.0300.05716.38
5.4.30.0000.05316.37
5.4.20.0070.04716.53
5.4.10.0100.05316.35
5.4.00.0100.04315.87
5.3.290.0100.03912.80
5.3.280.0130.06314.66
5.3.270.0030.05714.78
5.3.260.0100.07014.69
5.3.250.0030.06314.69
5.3.240.0070.05714.69
5.3.230.0000.06014.68
5.3.220.0000.06014.65
5.3.210.0070.05714.55
5.3.200.0200.04014.73
5.3.190.0070.05314.79
5.3.180.0270.05014.58
5.3.170.0000.08014.65
5.3.160.0070.07314.46
5.3.150.0070.07314.55
5.3.140.0100.06014.62
5.3.130.0070.05314.54
5.3.120.0130.04314.38
5.3.110.0130.07014.71
5.3.100.0170.06014.11
5.3.90.0030.05314.03
5.3.80.0030.05314.09
5.3.70.0100.05013.91
5.3.60.0130.04314.03
5.3.50.0070.05713.91
5.3.40.0030.05014.03
5.3.30.0230.03313.74
5.3.20.0070.05013.68
5.3.10.0170.04013.73
5.3.00.0070.04713.79
5.2.170.0070.04011.20
5.2.160.0070.04011.09
5.2.150.0030.04011.13
5.2.140.0000.04711.12
5.2.130.0070.03711.18
5.2.120.0070.03711.27
5.2.110.0100.03711.18
5.2.100.0000.05011.08
5.2.90.0030.04311.18
5.2.80.0070.04010.92
5.2.70.0030.04310.92
5.2.60.0030.04311.11
5.2.50.0030.06011.18
5.2.40.0030.04311.08
5.2.30.0070.05711.04
5.2.20.0070.04011.04
5.2.10.0070.04311.07
5.2.00.0100.05010.63
5.1.60.0200.03310.09
5.1.50.0070.04710.09
5.1.40.0070.04010.13
5.1.30.0100.03710.42
5.1.20.0070.04010.34
5.1.10.0100.03710.12
5.1.00.0000.04710.01
5.0.50.0170.0278.38
5.0.40.0070.0238.24
5.0.30.0000.0478.46
5.0.20.0030.0278.16
5.0.10.0070.0308.23
5.0.00.0000.0438.08
4.4.90.0000.0237.49
4.4.80.0070.0177.49
4.4.70.0030.0377.49
4.4.60.0030.0207.49
4.4.50.0000.0337.49
4.4.40.0000.0377.49
4.4.30.0070.0277.49
4.4.20.0000.0237.49
4.4.10.0100.0277.49
4.4.00.0000.0337.49
4.3.110.0000.0237.49
4.3.100.0030.0207.49
4.3.90.0030.0207.49
4.3.80.0030.0407.49
4.3.70.0000.0307.49
4.3.60.0000.0207.49
4.3.50.0070.0207.49
4.3.40.0000.0337.49
4.3.30.0000.0237.49
4.3.20.0030.0207.49
4.3.10.0000.0237.49
4.3.00.0100.0278.11

preferences:
47.27 ms | 401 KiB | 5 Q