3v4l.org

run code in 300+ PHP versions simultaneously
<?php class UserNotFoundException extends \Exception {} function check_user_exists($user_id) { // check user account hasn't been deleted, otherwise throw: throw new UserNotFoundException("exceptions for flow control are great.\n"); } class User { private $id = 5; function __unserialize(array $data) { check_user_exists($data["\x00User\x00id"]); } } $user = new User(); $data = serialize($user); echo "$data \n"; try { $result = unserialize($data); } catch (UserNotFoundException $unfe) { echo "redirect user to login page\n"; exit(0); } echo "User is valid.\n";

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)
8.3.70.0150.00616.58
8.3.60.0100.00718.55
8.3.50.0160.00020.18
8.3.40.0080.01220.34
8.3.30.0030.01218.79
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.190.0070.01416.58
8.2.180.0120.00325.92
8.2.170.0090.00618.92
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0000.00726.16
8.2.110.0060.00322.00
8.2.100.0140.00019.76
8.2.90.0040.00417.62
8.2.80.0030.00618.90
8.2.70.0040.00417.75
8.2.60.0040.00417.75
8.2.50.0040.00417.98
8.2.40.0000.00818.22
8.2.30.0060.00318.14
8.2.20.0000.00719.33
8.2.10.0000.00718.17
8.2.00.0000.00719.38
8.1.280.0090.00925.92
8.1.270.0050.00224.66
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00023.70
8.1.230.0040.00719.03
8.1.220.0040.00418.69
8.1.210.0040.00418.77
8.1.200.0080.00017.23
8.1.190.0040.00417.36
8.1.180.0050.00318.10
8.1.170.0000.00817.62
8.1.160.0050.00218.86
8.1.150.0030.00518.66
8.1.140.0000.00717.39
8.1.130.0070.00018.91
8.1.120.0000.00717.50
8.1.110.0000.00717.34
8.1.100.0060.00317.35
8.1.90.0120.00417.27
8.1.80.0120.00217.33
8.1.70.0100.00417.41
8.1.60.0100.00717.42
8.1.50.0100.00617.46
8.1.40.0060.00417.49
8.1.30.0070.00717.50
8.1.20.0100.00417.56
8.1.10.0090.00517.46
8.1.00.0100.00817.45
8.0.300.0040.00418.77
8.0.290.0060.00316.88
8.0.280.0080.00018.34
8.0.270.0000.00716.90
8.0.260.0030.00318.51
8.0.250.0070.00017.01
8.0.240.0080.00017.05
8.0.230.0040.00916.87
8.0.220.0120.00316.80
8.0.210.0050.01016.88
8.0.200.0070.00816.93
8.0.190.0080.00716.87
8.0.180.0110.00516.94
8.0.170.0090.00116.83
8.0.160.0100.00516.88
8.0.150.0010.01116.76
8.0.140.0100.00116.81
8.0.130.0070.00416.83
8.0.120.0070.00416.80
8.0.110.0060.00416.80
8.0.100.0050.00516.89
8.0.90.0060.00516.90
8.0.80.0050.00616.94
8.0.70.0060.00516.85
8.0.60.0070.00316.84
8.0.50.0100.00516.82
8.0.30.0060.00916.89
8.0.20.0030.01216.92
8.0.10.0060.00917.05
8.0.00.0000.01517.11
7.4.330.0000.00515.55
7.4.320.0030.00316.54
7.4.300.0110.00616.44
7.4.290.0110.00516.47
7.4.280.0140.00316.51
7.4.270.0110.00516.45
7.4.260.0160.00116.53
7.4.250.0120.00516.49
7.4.240.0120.00316.49
7.4.230.0100.00616.47
7.4.220.0090.00516.49
7.4.210.0120.00116.54
7.4.200.0110.00316.55
7.4.190.0080.00616.61
7.4.180.0040.01116.55
7.4.160.0120.00216.55
7.4.150.0070.00716.51
7.4.140.0140.00016.42
7.4.130.0030.01116.41
7.4.120.0140.00016.42
7.4.110.0110.00316.39
7.4.100.0090.00216.55
7.4.90.0070.00416.41
7.4.80.0080.00516.36
7.4.70.0060.00716.41
7.4.60.0080.00716.40
7.4.50.0080.00616.40
7.4.40.0090.00516.39
7.4.30.0060.00616.41
7.4.20.0060.00416.43
7.4.10.0000.01016.47
7.4.00.0090.00216.39
7.3.330.0100.00516.20
7.3.320.0120.00216.15
7.3.310.0110.00416.23
7.3.300.0100.00516.04
7.3.290.0090.00616.23
7.3.280.0130.00316.11
7.3.270.0070.00716.17
7.3.260.0090.00616.08
7.3.250.0120.00216.25
7.3.240.0140.00016.15
7.3.230.0090.00616.21
7.3.220.0150.00015.99
7.3.210.0150.00016.10
7.3.200.0120.00216.15
7.3.190.0000.01515.98
7.3.180.0130.00216.01
7.3.170.0070.00716.11
7.3.160.0110.00316.09
7.3.150.0090.00616.13
7.3.140.0120.00316.09
7.3.130.0090.00516.02
7.3.120.0100.00316.00
7.3.110.0120.00315.93
7.3.100.0120.00315.95
7.3.90.0120.00416.26
7.3.80.0090.00616.16
7.3.70.0150.00016.38
7.3.60.0110.00416.20
7.3.50.0120.00216.36
7.3.40.0140.00016.39
7.3.30.0100.00416.38
7.3.20.0060.00818.06
7.3.10.0110.00418.00
7.3.00.0120.00418.06
7.2.340.0090.00516.22
7.2.330.0070.00716.27
7.2.320.0130.00216.10
7.2.310.0120.00316.27
7.2.300.0120.00216.26
7.2.290.0100.00516.14
7.2.280.0070.00716.09
7.2.270.0050.00916.13
7.2.260.0140.00016.27
7.2.250.0090.00616.26
7.2.240.0100.00516.22
7.2.230.0120.00216.12
7.2.220.0050.01016.13
7.2.210.0140.00016.25
7.2.200.0160.00016.43
7.2.190.0110.00416.27
7.2.180.0120.00316.20
7.2.170.0080.00816.46
7.2.160.0100.00516.27
7.2.150.0120.00318.07
7.2.140.0120.00318.36
7.2.130.0030.01218.47
7.2.120.0050.01018.39
7.2.110.0070.00718.54
7.2.100.0140.00018.43
7.2.90.0080.00818.27
7.2.80.0110.00418.29
7.2.70.0000.01518.21
7.2.60.0110.00418.25
7.2.50.0100.00518.16
7.2.40.0090.00618.41
7.2.30.0100.00518.32
7.2.20.0090.00618.43
7.2.10.0090.00618.25
7.2.00.0080.00818.41
7.1.330.0120.00217.27
7.1.320.0120.00317.44
7.1.310.0100.00317.24
7.1.300.0100.00317.24
7.1.290.0110.00417.43
7.1.280.0080.00617.15
7.1.270.0110.00417.26
7.1.260.0120.00417.36
7.1.250.0050.00917.22
7.1.240.0100.00317.22
7.1.230.0120.00217.21
7.1.220.0090.00617.36
7.1.210.0130.00317.44
7.1.200.0110.00417.32
7.1.190.0110.00417.37
7.1.180.0110.00317.16
7.1.170.0110.00417.23
7.1.160.0130.00317.11
7.1.150.0090.00617.17
7.1.140.0120.00317.20
7.1.130.0150.00017.34
7.1.120.0140.00017.12
7.1.110.0110.00317.23
7.1.100.0100.00417.07
7.1.90.0000.01417.06
7.1.80.0110.00317.28
7.1.70.0100.00617.01
7.1.60.0080.00817.15
7.1.50.0100.00517.27
7.1.40.0120.00217.19
7.1.30.0090.00617.38
7.1.20.0110.00417.12
7.1.10.0110.00417.04
7.1.00.0120.00317.09
7.0.330.0110.00316.98
7.0.320.0080.00516.85
7.0.310.0080.00816.89
7.0.300.0090.00516.91
7.0.290.0050.00916.74
7.0.280.0080.00516.86
7.0.270.0100.00316.84
7.0.260.0070.00716.84
7.0.250.0050.00916.96
7.0.240.0100.00317.11
7.0.230.0070.00717.13
7.0.220.0090.00516.93
7.0.210.0100.00417.12
7.0.200.0150.00017.07
7.0.190.0110.00417.04
7.0.180.0110.00417.11
7.0.170.0110.00317.01
7.0.160.0110.00316.84
7.0.150.0090.00517.00
7.0.140.0110.00416.85
7.0.130.0140.00017.18
7.0.120.0080.00616.96
7.0.110.0110.00416.84
7.0.100.0120.00316.97
7.0.90.0150.00016.88
7.0.80.0080.00516.95
7.0.70.0070.00716.88
7.0.60.0120.00316.83
7.0.50.0100.00316.84
7.0.40.0070.00716.83
7.0.30.0110.00416.96
7.0.20.0140.00016.86
7.0.10.0140.00016.82
7.0.00.0090.00616.93
5.6.400.0090.00415.81
5.6.390.0050.01015.66
5.6.380.0090.00415.68
5.6.370.0100.00415.81
5.6.360.0130.00015.93
5.6.350.0130.00015.85
5.6.340.0060.00615.82
5.6.330.0000.01415.79
5.6.320.0130.00015.78
5.6.310.0100.00315.69
5.6.300.0100.00315.53
5.6.290.0090.00415.88
5.6.280.0100.00315.76
5.6.270.0050.00915.71
5.6.260.0070.00715.78
5.6.250.0090.00515.67
5.6.240.0070.00715.77
5.6.230.0130.00015.70
5.6.220.0110.00415.75
5.6.210.0100.00515.75
5.6.200.0030.01015.70
5.6.190.0100.00515.67
5.6.180.0120.00215.63
5.6.170.0090.00415.91
5.6.160.0090.00515.81
5.6.150.0130.00015.72
5.6.140.0030.01015.70
5.6.130.0130.00015.65
5.6.120.0130.00015.75
5.6.110.0100.00315.61
5.6.100.0130.00015.73
5.6.90.0070.00715.75
5.6.80.0130.00015.71
5.6.70.0060.00615.75
5.6.60.0090.00415.89
5.6.50.0090.00315.88
5.6.40.0030.01015.77
5.6.30.0090.00415.70
5.6.20.0030.01015.77
5.6.10.0040.00915.59
5.6.00.0070.00715.53
5.5.380.0140.00015.74
5.5.370.0110.00315.93
5.5.360.0070.00715.54
5.5.350.0090.00415.54
5.5.340.0040.00915.42
5.5.330.0090.00415.56
5.5.320.0070.00715.68
5.5.310.0090.00615.63
5.5.300.0090.00615.61
5.5.290.0140.00015.73
5.5.280.0130.00015.76
5.5.270.0110.00315.48
5.5.260.0090.00515.54
5.5.250.0060.00815.99
5.5.240.0040.00915.78
5.5.230.0030.01015.80
5.5.220.0130.00015.80
5.5.210.0100.00315.68
5.5.200.0100.00315.63
5.5.190.0070.00715.63
5.5.180.0130.00015.40
5.5.170.0030.00915.59
5.5.160.0080.00415.52
5.5.150.0130.00015.61
5.5.140.0090.00515.26
5.5.130.0040.00815.46
5.5.120.0090.00515.50
5.5.110.0070.00715.41
5.5.100.0070.00715.61
5.5.90.0030.00915.64
5.5.80.0120.00215.66
5.5.70.0100.00315.77
5.5.60.0100.00315.81
5.5.50.0080.00415.77
5.5.40.0070.00515.84
5.5.30.0080.00415.58
5.5.20.0080.00515.93
5.5.10.0120.00315.78
5.5.00.0130.00015.62
5.4.450.0070.00412.65
5.4.440.0110.00012.83
5.4.430.0030.00712.73
5.4.420.0110.00012.68
5.4.410.0100.00012.83
5.4.400.0050.00712.67
5.4.390.0110.00012.39
5.4.380.0030.00812.42
5.4.370.0060.00612.55
5.4.360.0080.00312.58
5.4.350.0120.00012.42
5.4.340.0080.00312.67
5.4.330.0050.00512.71
5.4.320.0000.01112.77
5.4.310.0080.00312.63
5.4.300.0050.00512.61
5.4.290.0110.00012.60
5.4.280.0040.00712.70
5.4.270.0000.01012.50
5.4.260.0110.00012.41
5.4.250.0060.00612.41
5.4.240.0090.00212.54
5.4.230.0110.00012.52
5.4.220.0070.00412.36
5.4.210.0080.00312.36
5.4.200.0000.01112.21
5.4.190.0090.00312.47
5.4.180.0040.00812.22
5.4.170.0080.00312.27
5.4.160.0110.00012.58
5.4.150.0040.00712.45
5.4.140.0090.00212.64
5.4.130.0080.00212.34
5.4.120.0080.00312.54
5.4.110.0070.00412.48
5.4.100.0080.00412.61
5.4.90.0050.00512.59
5.4.80.0030.00712.60
5.4.70.0080.00412.57
5.4.60.0120.00012.59
5.4.50.0120.00012.61
5.4.40.0110.00012.52
5.4.30.0110.00012.59
5.4.20.0000.01212.71
5.4.10.0080.00412.59
5.4.00.0080.00412.48
5.3.290.0060.00713.15
5.3.280.0070.00613.09
5.3.270.0100.00312.99
5.3.260.0080.00412.88
5.3.250.0080.00412.89
5.3.240.0090.00212.71
5.3.230.0090.00312.86
5.3.220.0090.00312.81
5.3.210.0090.00312.64
5.3.200.0080.00412.63
5.3.190.0110.00012.70
5.3.180.0080.00412.78
5.3.170.0060.00612.99
5.3.160.0100.00412.83
5.3.150.0080.00412.88
5.3.140.0090.00312.74
5.3.130.0080.00712.74
5.3.120.0090.00312.88
5.3.110.0050.00912.80
5.3.100.0060.00613.04
5.3.90.0090.00312.88
5.3.80.0000.01112.84
5.3.70.0060.00612.65
5.3.60.0000.01112.99
5.3.50.0070.00312.67
5.3.40.0090.00312.71
5.3.30.0090.00312.94
5.3.20.0000.00912.73
5.3.10.0080.00312.52
5.3.00.0070.00412.50
5.2.170.0080.00312.00
5.2.160.0050.00511.80
5.2.150.0030.00611.99
5.2.140.0080.00311.70
5.2.130.0050.00511.88
5.2.120.0000.01012.05
5.2.110.0070.00311.80
5.2.100.0000.01011.95
5.2.90.0110.00011.95
5.2.80.0080.00311.69
5.2.70.0110.00011.95
5.2.60.0110.00011.91
5.2.50.0070.00411.98
5.2.40.0070.00211.70
5.2.30.0080.00411.93
5.2.20.0070.00411.55
5.2.10.0090.00011.57
5.2.00.0080.00311.51
5.1.60.0030.00610.84
5.1.50.0070.00211.13
5.1.40.0040.00410.90
5.1.30.0060.00311.22
5.1.20.0030.00711.10
5.1.10.0000.00911.16
5.1.00.0080.00310.96
5.0.50.0080.00010.13
5.0.40.0070.0009.89
5.0.30.0070.0009.71
5.0.20.0040.0049.86
5.0.10.0030.0039.79
5.0.00.0000.0089.74
4.4.90.0040.0009.54
4.4.80.0000.0049.54
4.4.70.0000.0039.54
4.4.60.0000.0049.54
4.4.50.0000.0049.54
4.4.40.0020.0029.54
4.4.30.0050.0009.54
4.4.20.0040.0009.54
4.4.10.0040.0009.54
4.4.00.0000.0049.54
4.3.110.0020.0029.54
4.3.100.0040.0009.54
4.3.90.0040.0009.54
4.3.80.0030.0019.54
4.3.70.0000.0059.54
4.3.60.0020.0029.54
4.3.50.0000.0049.54
4.3.40.0050.0009.54
4.3.30.0040.0009.54
4.3.20.0000.0039.54
4.3.10.0030.0009.54
4.3.00.0030.0009.54

preferences:
53.07 ms | 401 KiB | 5 Q