3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Authenticator { protected $isloggedin; protected $session; public function __construct(Session $session) { $this->session = $session; // if ( ! empty($session->get('isloggedin')) && $session->get('isloggedin') == true) { $isl = $session->get('isloggedin'); if ( ! empty($isl) && $isl == true) { $this->isloggedin = true; } } } interface Session { public function set($key, $val=true); public function del($key, $val=false); public function get($key); } class BasicSession implements Session { protected $session = array(); public function __construct() { if ( ! session_start() ) { throw new Exception('Could not initiate web session'); } $this->session = $_SESSION; } public function set($key, $val=true) { $this->session[$key] = $val; } public function get($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)
8.3.60.0070.01018.43
8.3.50.0110.00721.09
8.3.40.0110.00418.62
8.3.30.0070.00718.68
8.3.20.0040.00420.21
8.3.10.0040.00422.15
8.3.00.0090.00022.41
8.2.180.0040.01116.50
8.2.170.0120.00322.96
8.2.160.0030.01319.17
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.64
8.2.110.0060.00322.22
8.2.100.0160.00017.72
8.2.90.0040.00419.25
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0030.00518.04
8.2.50.0060.00618.07
8.2.40.0050.00319.82
8.2.30.0060.00317.89
8.2.20.0040.00417.56
8.2.10.0040.00417.58
8.2.00.0030.00717.69
8.1.280.0140.00325.92
8.1.270.0030.00622.09
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00523.92
8.1.230.0040.00719.14
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00417.28
8.1.180.0040.00418.60
8.1.170.0030.00518.55
8.1.160.0070.00022.16
8.1.150.0070.00018.58
8.1.140.0040.00417.43
8.1.130.0000.00817.70
8.1.120.0000.00717.41
8.1.110.0040.00417.39
8.1.100.0070.00017.47
8.1.90.0030.00517.44
8.1.80.0050.00317.43
8.1.70.0000.00717.39
8.1.60.0050.00317.55
8.1.50.0080.00017.38
8.1.40.0040.00417.45
8.1.30.0000.00717.47
8.1.20.0040.00417.66
8.1.10.0040.00417.42
8.1.00.0050.00317.32
8.0.300.0040.00418.77
8.0.290.0030.00317.18
8.0.280.0000.00718.34
8.0.270.0000.00717.18
8.0.260.0000.00716.78
8.0.250.0030.00317.00
8.0.240.0060.00516.97
8.0.230.0030.00416.98
8.0.220.0070.00016.94
8.0.210.0070.00016.80
8.0.200.0000.00716.95
8.0.190.0040.00717.01
8.0.180.0070.00016.94
8.0.170.0000.00816.84
8.0.160.0040.00416.85
8.0.150.0040.00416.84
8.0.140.0070.00016.88
8.0.130.0050.00013.31
8.0.120.0080.00016.77
8.0.110.0040.00416.80
8.0.100.0000.00716.73
8.0.90.0040.00416.94
8.0.80.0070.00716.92
8.0.70.0050.00216.82
8.0.60.0000.00716.93
8.0.50.0000.00716.74
8.0.30.0110.00817.04
8.0.20.0110.01017.40
8.0.10.0040.00417.08
8.0.00.0080.00916.77
7.4.330.0000.00515.07
7.4.320.0000.00716.38
7.4.300.0040.00416.57
7.4.290.0050.00316.54
7.4.280.0050.00316.56
7.4.270.0000.00716.50
7.4.260.0040.00416.62
7.4.250.0040.00416.44
7.4.240.0040.00416.50
7.4.230.0030.00316.47
7.4.220.0090.00916.40
7.4.210.0080.00816.54
7.4.200.0050.00316.49
7.4.190.0030.00416.41
7.4.160.0100.00616.39
7.4.150.0090.01217.40
7.4.140.0060.01217.86
7.4.130.0100.00816.48
7.4.120.0060.01216.50
7.4.110.0090.00916.55
7.4.100.0150.01416.50
7.4.90.0090.00916.57
7.4.80.0110.00719.39
7.4.70.0150.00816.40
7.4.60.0090.00916.45
7.4.50.0030.00616.40
7.4.40.0070.01022.77
7.4.30.0030.01316.51
7.4.00.0040.00414.82
7.3.330.0000.00613.11
7.3.320.0030.00313.11
7.3.310.0040.00416.21
7.3.300.0030.00316.27
7.3.290.0130.00616.27
7.3.280.0090.00716.26
7.3.270.0000.02017.40
7.3.260.0030.01516.34
7.3.250.0090.01116.29
7.3.240.0130.00316.54
7.3.230.0060.01316.48
7.3.210.0110.00616.20
7.3.200.0060.01019.39
7.3.190.0080.00816.45
7.3.180.0060.01016.40
7.3.170.0030.01416.34
7.3.160.0060.00916.41
7.3.120.0030.01314.97
7.2.330.0140.00316.59
7.2.320.0110.00616.31
7.2.310.0110.00616.33
7.2.300.0030.01316.44
7.2.290.0080.00816.51
7.2.60.0100.00316.75
7.2.00.0000.01319.23
7.1.200.0070.00715.39
7.1.100.0030.01417.98
7.1.70.0030.00517.01
7.1.60.0110.01119.82
7.1.50.0100.01316.77
7.1.00.0000.03722.32
7.0.200.0030.00716.75
7.0.140.0030.07021.92
7.0.100.0000.04719.94
7.0.90.0170.05019.95
7.0.80.0030.05719.99
7.0.70.0030.09319.88
7.0.60.0100.08019.99
7.0.50.0130.06020.33
7.0.40.0130.06720.08
7.0.30.0030.07720.09
7.0.20.0100.07720.11
7.0.10.0070.07720.18
7.0.00.0100.06020.00
5.6.280.0000.07720.88
5.6.250.0030.08020.73
5.6.240.0070.07720.68
5.6.230.0070.06720.51
5.6.220.0100.04320.49
5.6.210.0000.08720.66
5.6.200.0070.08321.07
5.6.190.0000.07721.09
5.6.180.0030.08021.20
5.6.170.0130.06021.06
5.6.160.0100.04721.06
5.6.150.0070.07721.04
5.6.140.0000.08321.07
5.6.130.0030.08721.11
5.6.120.0130.07720.96
5.6.110.0130.07321.05
5.6.100.0070.08320.95
5.6.90.0130.07321.14
5.6.80.0130.07320.53
5.6.70.0130.05320.43
5.6.60.0100.07320.52
5.6.50.0070.07320.44
5.6.40.0100.07320.39
5.6.30.0070.05720.43
5.6.20.0070.04720.31
5.6.10.0100.07720.41
5.6.00.0070.07720.30
5.5.380.0030.07320.41
5.5.370.0070.06720.46
5.5.360.0170.07720.50
5.5.350.0030.04320.43
5.5.340.0030.07320.75
5.5.330.0130.08020.89
5.5.320.0070.09320.89
5.5.310.0100.07720.81
5.5.300.0130.07720.77
5.5.290.0070.07720.84
5.5.280.0130.08020.73
5.5.270.0100.07720.81
5.5.260.0130.08320.76
5.5.250.0100.07720.60
5.5.240.0070.05720.13
5.5.230.0100.07320.25
5.5.220.0100.07320.15
5.5.210.0070.07720.29
5.5.200.0100.07720.23
5.5.190.0070.08320.16
5.5.180.0130.08020.13
5.5.160.0030.08020.24
5.5.150.0030.04720.14
5.5.140.0200.06720.29
5.5.130.0030.05720.26
5.5.120.0030.04020.24
5.5.110.0000.04320.16
5.5.100.0070.04020.13
5.5.90.0000.04019.96
5.5.80.0030.04320.08
5.5.70.0070.03720.11
5.5.60.0030.04020.07
5.5.50.0030.03720.07
5.5.40.0000.04020.11
5.5.30.0030.05320.16
5.5.20.0070.04020.16
5.5.10.0200.04720.05
5.5.00.0000.05320.12
5.4.450.0100.08319.52
5.4.440.0070.07719.36
5.4.430.0070.07719.46
5.4.420.0070.07019.41
5.4.410.0070.07719.33
5.4.400.0030.08019.14
5.4.390.0030.04719.09
5.4.380.0070.07718.90
5.4.370.0000.08019.04
5.4.360.0100.07018.95
5.4.350.0070.07019.18
5.4.340.0030.08019.05
5.4.320.0130.07019.14
5.4.310.0100.07319.21
5.4.300.0070.07319.23
5.4.290.0070.06019.13
5.4.280.0070.04019.23
5.4.270.0070.03319.04
5.4.260.0030.03719.04
5.4.250.0070.03719.16
5.4.240.0030.03719.13
5.4.230.0070.04018.87
5.4.220.0100.03319.02
5.4.210.0070.03019.16
5.4.200.0100.03019.20
5.4.190.0130.06019.04
5.4.180.0030.03718.84
5.4.170.0130.02318.94
5.4.160.0100.03719.01
5.4.150.0100.04718.83
5.4.140.0000.07316.47
5.4.130.0030.04716.33
5.4.120.0170.03316.25
5.4.110.0070.03316.42
5.4.100.0100.02716.49
5.4.90.0070.05716.45
5.4.80.0030.03716.40
5.4.70.0070.03316.47
5.4.60.0000.03716.41
5.4.50.0000.03716.41
5.4.40.0030.04016.36
5.4.30.0100.03016.27
5.4.20.0030.05016.31
5.4.10.0070.03316.33
5.4.00.0030.03315.83
5.3.290.0100.07714.64
5.3.280.0000.03714.54
5.3.270.0000.04714.75
5.3.260.0070.03714.57
5.3.250.0200.06314.55
5.3.240.0030.03314.68
5.3.230.0030.05314.57
5.3.220.0000.04014.51
5.3.210.0030.03714.67
5.3.200.0030.04014.67
5.3.190.0030.04014.61
5.3.180.0000.04014.64
5.3.170.0100.03014.70
5.3.160.0000.04014.69
5.3.150.0100.03014.55
5.3.140.0030.03714.69
5.3.130.0070.03314.52
5.3.120.0000.04014.54
5.3.110.0070.03714.49
5.3.100.0030.04014.07
5.3.90.0100.03014.09
5.3.80.0000.04014.02
5.3.70.0030.03714.04
5.3.60.0100.04714.05
5.3.50.0070.03014.02
5.3.40.0030.05713.88
5.3.30.0070.03313.95
5.3.20.0070.03313.83
5.3.10.0100.05313.74
5.3.00.0030.06313.68
5.2.170.0030.03011.02
5.2.160.0030.02711.19
5.2.150.0000.03011.17
5.2.140.0000.03011.28
5.2.130.0070.02711.15
5.2.120.0030.02711.01
5.2.110.0000.03311.19
5.2.100.0000.03011.14
5.2.90.0030.02711.20
5.2.80.0030.03311.04
5.2.70.0100.03711.17
5.2.60.0000.05711.01
5.2.50.0100.04710.96
5.2.40.0070.03011.03
5.2.30.0100.05710.98
5.2.20.0070.06011.00
5.2.10.0200.04310.88
5.2.00.0100.05310.87
5.1.60.0000.05310.10
5.1.50.0030.03010.15
5.1.40.0070.04710.10
5.1.30.0000.05710.36
5.1.20.0000.05710.40
5.1.10.0130.0479.97
5.1.00.0100.02310.20
5.0.50.0070.0378.64
5.0.40.0030.0408.44
5.0.30.0030.0638.25
5.0.20.0030.0438.11
5.0.10.0100.0408.18
5.0.00.0030.0638.30
4.4.90.0030.0377.66
4.4.80.0070.0307.66
4.4.70.0000.0377.66
4.4.60.0070.0277.66
4.4.50.0030.0337.66
4.4.40.0000.0537.66
4.4.30.0100.0277.66
4.4.20.0030.0177.66
4.4.10.0000.0277.66
4.4.00.0030.0507.66
4.3.110.0000.0377.66
4.3.100.0000.0307.66
4.3.90.0070.0277.66
4.3.80.0000.0477.66
4.3.70.0070.0137.66
4.3.60.0000.0337.66
4.3.50.0070.0337.66
4.3.40.0030.0537.66
4.3.30.0000.0377.66
4.3.20.0000.0377.66
4.3.10.0000.0377.66
4.3.00.0000.0177.66

preferences:
52.12 ms | 401 KiB | 5 Q