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, $val=true); public function get($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)
8.3.60.0100.00618.55
8.3.50.0110.00822.11
8.3.40.0090.01218.64
8.3.30.0090.00618.95
8.3.20.0040.00420.27
8.3.10.0000.00822.05
8.3.00.0060.00322.43
8.2.180.0060.00916.50
8.2.170.0130.00722.96
8.2.160.0070.00719.33
8.2.150.0060.00324.18
8.2.140.0030.00624.66
8.2.130.0130.00726.16
8.2.120.0050.00319.89
8.2.110.0040.00422.23
8.2.100.0100.00319.64
8.2.90.0040.00419.21
8.2.80.0040.00418.05
8.2.70.0060.00317.75
8.2.60.0040.00418.04
8.2.50.0090.00018.07
8.2.40.0090.00018.34
8.2.30.0100.00018.28
8.2.20.0050.00217.85
8.2.10.0050.00317.77
8.2.00.0080.00417.70
8.1.280.0030.01425.92
8.1.270.0030.00722.04
8.1.260.0050.00226.35
8.1.250.0100.01028.09
8.1.240.0030.00623.96
8.1.230.0040.00819.09
8.1.220.0040.00417.78
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0000.00817.53
8.1.180.0000.00818.75
8.1.170.0000.00818.57
8.1.160.0040.00422.11
8.1.150.0050.00218.73
8.1.140.0000.00717.46
8.1.130.0000.00817.89
8.1.120.0080.00017.56
8.1.110.0000.00717.46
8.1.100.0000.00717.41
8.1.90.0050.00217.42
8.1.80.0070.00017.53
8.1.70.0000.00717.47
8.1.60.0000.00817.66
8.1.50.0050.00517.52
8.1.40.0030.00617.54
8.1.30.0040.00417.56
8.1.20.0000.00817.54
8.1.10.0040.00417.60
8.1.00.0040.00417.54
8.0.300.0000.00818.77
8.0.290.0000.00917.18
8.0.280.0000.00818.45
8.0.270.0040.00417.42
8.0.260.0000.00716.89
8.0.250.0000.00716.99
8.0.240.0070.00316.92
8.0.230.0030.00316.89
8.0.220.0030.00316.93
8.0.210.0000.00716.92
8.0.200.0000.00717.11
8.0.190.0000.00917.03
8.0.180.0040.00416.99
8.0.170.0030.00517.00
8.0.160.0000.00816.85
8.0.150.0050.00216.91
8.0.140.0040.00416.98
8.0.130.0030.00313.38
8.0.120.0040.00416.96
8.0.110.0000.00817.00
8.0.100.0000.00716.83
8.0.90.0070.00016.86
8.0.80.0060.00916.86
8.0.70.0030.00517.01
8.0.60.0070.00016.99
8.0.50.0050.00317.05
8.0.30.0070.01317.22
8.0.20.0070.01317.40
8.0.10.0040.00417.02
8.0.00.0090.00916.93
7.4.330.0000.00415.00
7.4.320.0070.00016.52
7.4.300.0060.00016.68
7.4.290.0060.00316.64
7.4.280.0000.00716.59
7.4.270.0040.00416.55
7.4.260.0030.00316.62
7.4.250.0050.00316.63
7.4.240.0050.00216.57
7.4.230.0080.00016.59
7.4.220.0190.00316.74
7.4.210.0130.00216.58
7.4.200.0000.00716.38
7.4.190.0040.00416.74
7.4.160.0060.00916.36
7.4.150.0030.01317.40
7.4.140.0100.01217.86
7.4.130.0120.00516.57
7.4.120.0110.00616.54
7.4.110.0030.01316.58
7.4.100.0110.00716.44
7.4.90.0090.01516.38
7.4.80.0100.01019.39
7.4.70.0090.00916.59
7.4.60.0070.01016.48
7.4.50.0060.00316.66
7.4.40.0120.00322.77
7.4.30.0060.00916.58
7.4.00.0030.00914.99
7.3.330.0030.00313.27
7.3.320.0050.00013.32
7.3.310.0030.00316.13
7.3.300.0050.00216.29
7.3.290.0030.01716.32
7.3.280.0080.00716.34
7.3.270.0120.00617.40
7.3.260.0130.00316.58
7.3.250.0070.01416.54
7.3.240.0080.00816.55
7.3.230.0080.00916.66
7.3.210.0100.00716.48
7.3.200.0100.00619.39
7.3.190.0090.00916.48
7.3.180.0080.00816.38
7.3.170.0090.00916.70
7.3.160.0100.00916.41
7.3.120.0040.01415.05
7.2.330.0100.01016.79
7.2.320.0100.00716.65
7.2.310.0060.01216.72
7.2.300.0100.00716.51
7.2.290.0070.01016.68
7.2.110.0070.00716.64
7.2.100.0030.00716.69
7.2.90.0100.00316.64
7.2.80.0030.01016.65
7.2.70.0000.01116.71
7.2.60.0070.01016.74
7.2.50.0060.00916.86
7.2.40.0030.01216.91
7.2.30.0030.01216.92
7.2.20.0040.00417.01
7.2.10.0050.00516.95
7.2.00.0070.00716.73
7.1.230.0030.00715.59
7.1.220.0080.00515.82
7.1.210.0060.00615.64
7.1.200.0070.00715.89
7.1.190.0030.01015.87
7.1.180.0030.00915.86
7.1.170.0030.00315.75
7.1.160.0070.00715.55
7.1.150.0090.00315.69
7.1.140.0060.00615.71
7.1.130.0110.00015.79
7.1.120.0070.00715.85
7.1.110.0060.00615.65
7.1.100.0070.00416.99
7.1.90.0090.00015.96
7.1.80.0080.00015.73
7.1.70.0050.00416.40
7.1.60.0120.00617.88
7.1.50.0070.01216.29
7.1.40.0120.00615.79
7.1.30.0060.00615.53
7.1.20.0130.00316.08
7.1.10.0070.00315.65
7.1.00.0070.01818.87
7.0.310.0030.01015.55
7.0.300.0000.00915.36
7.0.290.0030.01015.37
7.0.280.0060.00615.43
7.0.270.0040.00415.17
7.0.260.0120.00015.51
7.0.250.0030.00815.55
7.0.240.0030.00615.59
7.0.230.0030.00615.45
7.0.220.0060.00615.23
7.0.210.0030.00615.52
7.0.200.0040.00716.14
7.0.190.0040.00415.48
7.0.180.0110.00315.56
7.0.170.0040.00415.24
7.0.160.0000.00815.37
7.0.150.0040.00815.27
7.0.140.0030.04118.70
7.0.130.0030.01015.53
7.0.120.0000.01315.30
7.0.110.0090.00315.55
7.0.100.0000.01015.16
7.0.90.0030.01015.43
7.0.80.0040.00815.42
7.0.70.0060.00615.25
7.0.60.0050.03417.58
7.0.50.0040.02116.58
7.0.40.0050.03216.93
7.0.30.0150.02816.88
7.0.20.0170.03916.76
7.0.10.0070.03216.84
7.0.00.0020.05016.92
5.6.380.0050.00514.75
5.6.370.0090.00314.42
5.6.360.0030.00714.11
5.6.350.0060.00614.54
5.6.340.0030.00614.24
5.6.330.0080.00814.42
5.6.320.0040.00714.43
5.6.310.0070.00414.45
5.6.300.0000.01014.63
5.6.290.0030.01014.43
5.6.280.0030.04317.76
5.6.270.0030.01014.39
5.6.260.0090.00614.24
5.6.250.0000.00914.32
5.6.240.0060.00314.41
5.6.230.0070.00414.57
5.6.220.0000.00914.39
5.6.210.0050.04217.67
5.6.200.0050.02516.38
5.6.190.0140.02217.52
5.6.180.0250.03517.42
5.6.170.0130.03517.32
5.6.160.0050.04717.44
5.6.150.0050.04216.14
5.6.140.0110.02516.21
5.6.130.0080.03816.36
5.6.120.0060.04117.91
5.6.110.0080.04117.54
5.6.100.0020.03417.73
5.6.90.0090.01717.77
5.6.80.0120.03817.27
5.6.70.0070.00314.32
5.6.60.0070.00714.19
5.6.50.0060.00914.30
5.6.40.0090.00314.36
5.6.30.0050.00314.29
5.6.20.0090.00014.26
5.6.10.0060.00314.57
5.6.00.0070.00414.32
5.5.380.0050.00010.95
5.5.370.0060.00611.45
5.5.360.0000.00911.26
5.5.350.0130.04015.78
5.5.340.0020.02914.62
5.5.330.0070.03515.80
5.5.320.1400.02315.59
5.5.310.0130.02415.74
5.5.300.0020.04514.70
5.5.290.0050.04514.57
5.5.280.0050.03116.03
5.5.270.0010.02616.05
5.5.260.0020.03716.08
5.5.250.0050.02216.04
5.5.240.0080.03915.70
5.5.230.0030.00311.33
5.5.220.0040.00411.20
5.5.210.0040.00811.29
5.5.200.0000.00611.25
5.5.190.0030.00611.39
5.5.180.0050.00511.25
5.5.170.0000.00814.10
5.5.160.0040.00511.03
5.5.150.0070.00311.38
5.5.140.0030.00311.17
5.5.130.0030.00311.36
5.5.120.0050.00011.12
5.5.110.0030.00511.25
5.5.100.0030.00611.23
5.5.90.0030.00711.08
5.5.80.0000.00711.28
5.5.70.0070.00011.25
5.5.60.0000.01011.42
5.5.50.0000.01010.80
5.5.40.0030.00711.20
5.5.30.0040.00411.12
5.5.20.0040.00810.91
5.5.10.0000.01111.43
5.5.00.0030.00610.90
5.4.450.0450.03515.14
5.4.440.0030.03415.21
5.4.430.0060.03015.46
5.4.420.0080.02815.21
5.4.410.0060.03115.01
5.4.400.0470.03914.91
5.4.390.0600.03514.75
5.4.380.0150.03114.88
5.4.370.0120.02514.82
5.4.360.0100.03115.02
5.4.350.0100.02914.86
5.4.340.0120.02614.98
5.4.330.0000.00511.36
5.4.320.0050.02311.66
5.4.310.0050.02011.92
5.4.300.0090.01611.79
5.4.290.0060.02311.75
5.4.280.0060.02011.66
5.4.270.0040.02211.78
5.4.260.0040.02311.57
5.4.250.0100.02514.79
5.4.240.0080.03815.02
5.4.230.0060.02815.01
5.4.220.0040.03214.83
5.4.210.0100.03014.99
5.4.200.0090.02815.02
5.4.190.0020.04114.98
5.4.180.0050.04115.00
5.4.170.0060.02814.84
5.4.160.0030.04114.89
5.4.150.0030.03015.02
5.4.140.0060.02813.90
5.4.130.0130.01813.83
5.4.120.0030.03213.67
5.4.110.0060.04113.64
5.4.100.0020.02913.70
5.4.90.0050.02613.61
5.4.80.0140.02513.90
5.4.70.0050.02813.61
5.4.60.0110.03813.74
5.4.50.0200.02313.64
5.4.40.0070.02713.51
5.4.30.0070.02613.77
5.4.20.0090.03813.70
5.4.10.0080.03813.62
5.4.00.0050.03413.57
5.3.290.0060.02411.84
5.3.280.0110.02212.63
5.3.270.0130.03212.59
5.3.260.0070.04212.74
5.3.250.0050.02812.75
5.3.240.0090.03212.60
5.3.230.0070.03512.71
5.3.220.0050.02812.43
5.3.210.0050.04112.32
5.3.200.0020.03012.44
5.3.190.0100.03812.39
5.3.180.0120.03012.58
5.3.170.0070.03712.63
5.3.160.0080.02712.65
5.3.150.0100.03312.63
5.3.140.0070.02612.50
5.3.130.0070.02912.66
5.3.120.0050.03912.46
5.3.110.0020.04512.62
5.3.100.0030.03112.38
5.3.90.0070.02912.38
5.3.80.0090.03512.31
5.3.70.0070.02312.21
5.3.60.0100.02612.21
5.3.50.0080.03212.38
5.3.40.0060.02512.37
5.3.30.0080.02312.30
5.3.20.0050.02812.20
5.3.10.0080.03612.00
5.3.00.0050.02711.93
5.2.170.0050.02310.43
5.2.160.0030.02210.42
5.2.150.0010.02810.46
5.2.140.0050.02210.30
5.2.130.0050.02210.37
5.2.120.0040.02110.39
5.2.110.0050.02210.21
5.2.100.0050.02010.26
5.2.90.0030.03310.49
5.2.80.0080.02610.19
5.2.70.0090.02010.26
5.2.60.0060.02510.26
5.2.50.0060.02110.22
5.2.40.0080.02510.15
5.2.30.0030.03410.17
5.2.20.0070.02110.15
5.2.10.0070.0199.99
5.2.00.0020.02410.03
5.1.60.0040.0209.67
5.1.50.0030.0219.63
5.1.40.0050.0259.73
5.1.30.0050.0199.84
5.1.20.0020.0219.93
5.1.10.0030.0209.68
5.1.00.0060.0179.73
5.0.50.0010.0188.90
5.0.40.0030.0158.95
5.0.30.0030.0288.83
5.0.20.0030.0188.86
5.0.10.0020.0198.76
5.0.00.0020.0248.75
4.4.90.0030.0158.37
4.4.80.0020.0158.37
4.4.70.0060.0088.37
4.4.60.0020.0138.37
4.4.50.0040.0158.37
4.4.40.0010.0208.37
4.4.30.0010.0138.37
4.4.20.0020.0188.37
4.4.10.0050.0128.37
4.4.00.0030.0238.37
4.3.110.0010.0138.37
4.3.100.0020.0188.37
4.3.90.0000.0128.37
4.3.80.0010.0188.37
4.3.70.0000.0118.37
4.3.60.0040.0128.37
4.3.50.0000.0148.37
4.3.40.0050.0158.37
4.3.30.0020.0128.37
4.3.20.0020.0138.37
4.3.10.0010.0138.37
4.3.00.0120.0087.98

preferences:
42.43 ms | 401 KiB | 5 Q