3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace MyProject { const CONNECT_OK = 1; class Connection { static public function start() { echo 'started'; } } function connect() { /* ... */ } } namespace { // global code session_start(); $a = MyProject\connect(); echo MyProject\Connection::start(); }

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)
8.3.40.0090.00618.68
8.3.30.0090.00619.04
8.3.20.0020.00520.39
8.3.10.0060.00323.39
8.3.00.0040.00420.93
8.2.170.0100.01022.96
8.2.160.0100.00320.38
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00422.19
8.2.110.0070.00420.99
8.2.100.0040.00817.78
8.2.90.0030.00519.28
8.2.80.0000.00917.97
8.2.70.0030.00617.63
8.2.60.0080.00017.93
8.2.50.0030.00618.10
8.2.40.0060.00318.28
8.2.30.0040.00417.99
8.2.20.0040.00417.70
8.2.10.0050.00317.57
8.2.00.0070.00017.63
8.1.270.0060.00322.20
8.1.260.0030.00626.35
8.1.250.0030.00628.09
8.1.240.0060.00322.68
8.1.230.0080.00417.72
8.1.220.0000.00817.80
8.1.210.0040.00418.77
8.1.200.0080.00017.35
8.1.190.0080.00017.36
8.1.180.0050.00318.10
8.1.170.0070.00418.59
8.1.160.0000.00721.99
8.1.150.0000.00818.73
8.1.140.0000.00917.39
8.1.130.0030.00317.88
8.1.120.0000.00717.50
8.1.110.0040.00417.36
8.1.100.0050.00217.45
8.1.90.0080.00017.52
8.1.80.0030.00317.51
8.1.70.0000.00717.30
8.1.60.0060.00317.56
8.1.50.0040.00417.51
8.1.40.0080.00017.46
8.1.30.0000.00817.54
8.1.20.0000.00717.70
8.1.10.0000.00717.49
8.1.00.0090.00017.41
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0040.00418.50
8.0.270.0050.00217.33
8.0.260.0000.00716.79
8.0.250.0050.00217.00
8.0.240.0030.00316.96
8.0.230.0000.00716.86
8.0.220.0070.00016.79
8.0.210.0070.00016.80
8.0.200.0050.00316.94
8.0.190.0040.00416.86
8.0.180.0040.00416.81
8.0.170.0030.00616.98
8.0.160.0030.00416.77
8.0.150.0000.00816.75
8.0.140.0000.00716.81
8.0.130.0000.00513.40
8.0.120.0050.00516.89
8.0.110.0070.00016.79
8.0.100.0040.00416.91
8.0.90.0040.00416.92
8.0.80.0070.00716.92
8.0.70.0040.00416.79
8.0.60.0000.00916.72
8.0.50.0040.00416.69
8.0.30.0150.00416.97
8.0.20.0080.01017.40
8.0.10.0000.00816.97
8.0.00.0110.00816.76
7.4.330.0050.00015.14
7.4.320.0070.00016.44
7.4.300.0030.00316.61
7.4.290.0070.00016.54
7.4.280.0000.00916.60
7.4.270.0000.00716.62
7.4.260.0000.00716.50
7.4.250.0070.00016.49
7.4.240.0030.00316.57
7.4.230.0070.00016.41
7.4.220.0090.00916.63
7.4.210.0080.00816.62
7.4.200.0000.00716.59
7.4.190.0000.00716.55
7.4.160.0120.00316.59
7.4.150.0150.00317.40
7.4.140.0090.00917.86
7.4.130.0090.01016.61
7.4.120.0120.00616.63
7.4.110.0030.01316.41
7.4.100.0100.00716.54
7.4.90.0030.01416.59
7.4.80.0180.00019.39
7.4.70.0070.01316.63
7.4.60.0130.00216.25
7.4.50.0040.00016.39
7.4.40.0040.00822.77
7.4.30.0060.01016.70
7.4.00.0100.00715.17
7.3.330.0000.00513.22
7.3.320.0060.00013.16
7.3.310.0000.00616.21
7.3.300.0000.00616.27
7.3.290.0140.00616.31
7.3.280.0070.01316.34
7.3.270.0060.01217.40
7.3.260.0170.00616.36
7.3.250.0110.00616.57
7.3.240.0040.01416.34
7.3.230.0150.00616.39
7.3.210.0100.00716.48
7.3.200.0080.01119.39
7.3.190.0100.00616.65
7.3.180.0040.01116.29
7.3.170.0060.00916.39
7.3.160.0120.00316.61
7.3.120.0080.00815.05
7.2.330.0060.01216.73
7.2.320.0160.00316.85
7.2.310.0070.01016.50
7.2.300.0100.00716.33
7.2.290.0120.00716.87
7.2.60.0110.00316.91
7.2.00.0040.01119.25
7.1.200.0250.00015.17
7.1.100.0090.00318.02
7.1.70.0030.00517.10
7.1.60.0060.00919.29
7.1.50.0100.01016.83
7.1.00.0000.07722.45
7.0.200.0030.00516.81
7.0.140.0000.07722.00
7.0.100.0330.07319.93
7.0.90.0300.08719.90
7.0.80.0270.05319.96
7.0.70.0070.08019.93
7.0.60.0000.08719.95
7.0.50.0130.07320.36
7.0.40.0070.09020.14
7.0.30.0100.08020.18
7.0.20.0100.08720.05
7.0.10.0100.07720.10
7.0.00.0130.06020.03
5.6.280.0070.07021.10
5.6.250.0100.06720.67
5.6.240.0070.08320.61
5.6.230.0130.04320.66
5.6.220.0030.06020.61
5.6.210.0130.08020.72
5.6.200.0070.08720.94
5.6.190.0000.08721.09
5.6.180.0100.06720.95
5.6.170.0030.06021.14
5.6.160.0130.06321.05
5.6.150.0100.07721.05
5.6.140.0170.06321.06
5.6.130.0030.09320.96
5.6.120.0130.07721.01
5.6.110.0200.06720.96
5.6.100.0030.09021.01
5.6.90.0070.08021.06
5.6.80.0000.07020.44
5.6.70.0030.08020.52
5.6.60.0100.07020.49
5.6.50.0100.04320.43
5.6.40.0130.07320.38
5.6.30.0070.07720.47
5.6.20.0070.04720.38
5.6.10.0000.08720.42
5.6.00.0100.07720.39
5.5.380.0070.08020.38
5.5.370.0070.04320.46
5.5.360.0070.07720.54
5.5.350.0100.06320.45
5.5.340.0130.07320.89
5.5.330.0100.07320.78
5.5.320.0130.08020.77
5.5.310.0070.08320.87
5.5.300.0070.08020.89
5.5.290.0100.08320.77
5.5.280.0100.08020.86
5.5.270.0070.06020.71
5.5.260.0070.08020.79
5.5.250.0130.05720.72
5.5.240.0000.08020.15
5.5.230.0070.08320.21
5.5.220.0170.05020.30
5.5.210.0030.08320.18
5.5.200.0070.04020.28
5.5.190.0200.06020.23
5.5.180.0100.08020.14
5.5.160.0100.05020.16
5.5.150.0070.07320.18
5.5.140.0130.07320.28
5.5.130.0130.04320.15
5.5.120.0070.07019.99
5.5.110.0030.07720.26
5.5.100.0070.05720.09
5.5.90.0030.08020.10
5.5.80.0130.06320.07
5.5.70.0030.07720.06
5.5.60.0030.05020.06
5.5.50.0130.07320.10
5.5.40.0070.07020.06
5.5.30.0130.07320.06
5.5.20.0000.07320.15
5.5.10.0070.06020.12
5.5.00.0000.06720.13
5.4.450.0070.07719.36
5.4.440.0170.06719.36
5.4.430.0030.08019.29
5.4.420.0030.05019.36
5.4.410.0070.07719.32
5.4.400.0030.05719.04
5.4.390.0070.08318.85
5.4.380.0070.06019.18
5.4.370.0170.06718.85
5.4.360.0100.07319.16
5.4.350.0030.07319.09
5.4.340.0070.08019.05
5.4.320.0070.07719.03
5.4.310.0100.07318.90
5.4.300.0070.05319.21
5.4.290.0100.07319.21
5.4.280.0130.06719.13
5.4.270.0130.06719.14
5.4.260.0000.06018.89
5.4.250.0030.04019.04
5.4.240.0100.07019.16
5.4.230.0030.07319.22
5.4.220.0000.05318.95
5.4.210.0100.07319.23
5.4.200.0130.07319.04
5.4.190.0070.07719.20
5.4.180.0030.06318.86
5.4.170.0000.08319.23
5.4.160.0100.06719.02
5.4.150.0070.08018.88
5.4.140.0070.07016.43
5.4.130.0070.07016.50
5.4.120.0030.07016.44
5.4.110.0070.07016.53
5.4.100.0070.04016.57
5.4.90.0200.06316.55
5.4.80.0070.06316.43
5.4.70.0130.04016.46
5.4.60.0030.08016.48
5.4.50.0070.07316.46
5.4.40.0130.07016.50
5.4.30.0100.06716.30
5.4.20.0030.07316.30
5.4.10.0130.06716.51
5.4.00.0070.06715.81
5.3.290.0030.07714.79
5.3.280.0070.05714.52
5.3.270.0070.06314.67
5.3.260.0000.07314.65
5.3.250.0130.06714.54
5.3.240.0030.08014.67
5.3.230.0030.08014.62
5.3.220.0070.07714.57
5.3.210.0070.07314.52
5.3.200.0100.06314.59
5.3.190.0100.07014.49
5.3.180.0070.08014.67
5.3.170.0070.07314.51
5.3.160.0100.04014.70
5.3.150.0170.06314.52
5.3.140.0170.06014.61
5.3.130.0070.07714.64
5.3.120.0100.07714.55
5.3.110.0030.08014.60
5.3.100.0070.05013.99
5.3.90.0030.07013.95
5.3.80.0030.05014.14
5.3.70.0100.07314.04
5.3.60.0100.06713.92
5.3.50.0000.08013.97
5.3.40.0070.06713.96
5.3.30.0030.06713.86
5.3.20.0100.06713.62
5.3.10.0100.06713.71
5.3.00.0100.06713.71
5.2.170.0000.06711.09
5.2.160.0100.05311.19
5.2.150.0030.05711.14
5.2.140.0030.06311.13
5.2.130.0030.06310.89
5.2.120.0030.06310.94
5.2.110.0000.03711.11
5.2.100.0130.03711.17
5.2.90.0000.06310.95
5.2.80.0030.06310.96
5.2.70.0070.05711.14
5.2.60.0030.06311.12
5.2.50.0000.05011.04
5.2.40.0100.05310.78
5.2.30.0100.04010.97
5.2.20.0030.06010.88
5.2.10.0000.06010.72
5.2.00.0070.06010.78
5.1.60.0030.05310.06
5.1.50.0070.03710.04
5.1.40.0030.05310.00
5.1.30.0030.05710.40
5.1.20.0100.05010.28
5.1.10.0200.03710.09
5.1.00.0000.0609.91
5.0.50.0030.0238.39
5.0.40.0030.0338.48
5.0.30.0030.0578.21
5.0.20.0070.0408.26
5.0.10.0130.0308.01
5.0.00.0000.0678.26
4.4.90.0000.0377.61
4.4.80.0030.0337.61
4.4.70.0070.0337.61
4.4.60.0030.0377.61
4.4.50.0000.0407.61
4.4.40.0030.0537.61
4.4.30.0030.0337.61
4.4.20.0070.0337.61
4.4.10.0000.0377.61
4.4.00.0000.0577.61
4.3.110.0000.0377.61
4.3.100.0070.0107.61
4.3.90.0000.0377.61
4.3.80.0070.0237.61
4.3.70.0030.0277.61
4.3.60.0030.0337.61
4.3.50.0000.0307.61
4.3.40.0030.0507.61
4.3.30.0030.0337.61
4.3.20.0000.0307.61
4.3.10.0030.0337.61
4.3.00.0030.0177.61

preferences:
39.89 ms | 400 KiB | 5 Q