3v4l.org

run code in 300+ PHP versions simultaneously
<?php list(,,$a,$b) = array("Alice", "Mary", "George", "Dave"); var_dump($a,$b); /* Alice*/

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)
8.3.60.0100.01018.30
8.3.50.0070.01421.21
8.3.40.0110.00418.59
8.3.30.0110.00320.20
8.3.20.0040.00420.34
8.3.10.0080.00022.13
8.3.00.0000.00722.44
8.2.180.0140.00716.75
8.2.170.0180.00022.96
8.2.160.0130.00320.38
8.2.150.0100.01024.18
8.2.140.0100.01024.66
8.2.130.0040.01126.16
8.2.120.0080.00019.54
8.2.110.0040.00422.25
8.2.100.0060.00617.72
8.2.90.0060.00319.08
8.2.80.0040.00419.21
8.2.70.0030.00517.50
8.2.60.0080.00017.93
8.2.50.0050.00318.07
8.2.40.0060.00318.34
8.2.30.0040.00417.98
8.2.20.0000.00717.59
8.2.10.0000.00817.73
8.2.00.0000.00917.59
8.1.280.0060.00925.92
8.1.270.0040.01524.66
8.1.260.0020.00526.35
8.1.250.0080.00028.09
8.1.240.0070.00323.85
8.1.230.0060.00619.04
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0080.00317.23
8.1.190.0050.00217.51
8.1.180.0030.00618.89
8.1.170.0000.00818.51
8.1.160.0030.00322.09
8.1.150.0040.00418.58
8.1.140.0070.00017.38
8.1.130.0050.00317.86
8.1.120.0040.00417.40
8.1.110.0040.00417.38
8.1.100.0000.00817.35
8.1.90.0000.00717.28
8.1.80.0030.00317.40
8.1.70.0030.00317.37
8.1.60.0000.00817.49
8.1.50.0050.00217.51
8.1.40.0000.00717.34
8.1.30.0080.00017.52
8.1.20.0040.00417.43
8.1.10.0020.00517.41
8.1.00.0030.00517.39
8.0.300.0000.00718.77
8.0.290.0000.00817.02
8.0.280.0000.00718.30
8.0.270.0040.00417.07
8.0.260.0030.00316.70
8.0.250.0030.00316.73
8.0.240.0020.00916.84
8.0.230.0070.00016.89
8.0.220.0030.00316.76
8.0.210.0020.00516.83
8.0.200.0000.00716.90
8.0.190.0000.00716.95
8.0.180.0030.00516.84
8.0.170.0000.00716.75
8.0.160.0030.00316.77
8.0.150.0030.00316.86
8.0.140.0000.00716.84
8.0.130.0000.00513.29
8.0.120.0070.00316.81
8.0.110.0030.00516.80
8.0.100.0000.00716.79
8.0.90.0040.00416.69
8.0.80.0100.01416.82
8.0.70.0040.00416.77
8.0.60.0070.00016.80
8.0.50.0040.00416.80
8.0.30.0060.01217.09
8.0.20.0120.00717.40
8.0.10.0070.00016.91
8.0.00.0100.00816.73
7.4.330.0000.00515.00
7.4.320.0000.00716.44
7.4.300.0030.00316.52
7.4.290.0040.00416.50
7.4.280.0020.00516.44
7.4.270.0030.00316.58
7.4.260.0000.00513.13
7.4.250.0040.00416.41
7.4.240.0020.00516.38
7.4.230.0030.00316.32
7.4.220.0130.00316.55
7.4.210.0110.00616.50
7.4.200.0030.00316.63
7.4.190.0030.00316.49
7.4.160.0090.00616.36
7.4.150.0130.00617.40
7.4.140.0150.00317.86
7.4.130.0060.01316.47
7.4.120.0060.01016.37
7.4.110.0040.01716.24
7.4.100.0040.01616.45
7.4.90.0080.01016.41
7.4.80.0140.00419.39
7.4.70.0030.01516.48
7.4.60.0130.00316.30
7.4.50.0000.00816.56
7.4.40.0100.00622.77
7.4.30.0080.00816.54
7.4.00.0050.01214.88
7.3.330.0000.00513.09
7.3.320.0030.00313.04
7.3.310.0000.00716.16
7.3.300.0000.00616.24
7.3.290.0060.01316.13
7.3.280.0080.00716.18
7.3.270.0090.01217.40
7.3.260.0120.01216.23
7.3.250.0110.00816.38
7.3.240.0110.01116.19
7.3.230.0140.00316.39
7.3.210.0160.00316.23
7.3.200.0140.00919.39
7.3.190.0090.00916.45
7.3.180.0030.01316.50
7.3.170.0080.00816.59
7.3.160.0150.00316.45
7.3.120.0070.00814.85
7.3.110.0000.01814.96
7.3.100.0070.01014.80
7.3.90.0040.01414.61
7.3.80.0040.01115.06
7.3.70.0000.01214.53
7.3.60.0110.00414.64
7.3.50.0130.00314.49
7.3.40.0100.00614.76
7.3.30.0070.00714.68
7.3.20.0060.00616.67
7.3.10.0030.01216.64
7.3.00.0090.00616.46
7.2.330.0150.00816.50
7.2.320.0150.00416.35
7.2.310.0100.01316.59
7.2.300.0130.00316.40
7.2.290.0060.00916.19
7.2.250.0030.01615.00
7.2.240.0100.00714.76
7.2.230.0030.01315.11
7.2.220.0000.01314.64
7.2.210.0090.00314.80
7.2.200.0060.00314.92
7.2.190.0130.00314.86
7.2.180.0060.00914.84
7.2.170.0070.00714.89
7.2.60.0060.01016.77
7.2.00.0070.01018.95
7.1.330.0040.01115.77
7.1.320.0000.01015.91
7.1.310.0030.01315.82
7.1.300.0060.00315.85
7.1.290.0120.00015.76
7.1.280.0070.00715.77
7.1.270.0000.01115.69
7.1.260.0040.01215.77
7.1.200.0160.00315.46
7.1.100.0030.00618.11
7.1.70.0000.00717.13
7.1.60.0030.01919.43
7.1.50.0110.01116.56
7.1.00.0070.03022.47
7.0.200.0070.00316.69
7.0.140.0000.07721.95
7.0.60.0100.08019.94
7.0.50.0100.07317.89
7.0.40.0130.08020.20
7.0.30.0270.07720.02
7.0.20.0170.04020.17
7.0.10.0130.05720.19
7.0.00.0000.04320.08
5.6.280.0070.06721.01
5.6.210.0100.05320.53
5.6.200.0030.04018.18
5.6.190.0170.07020.27
5.6.180.0100.05720.41
5.6.170.0330.07320.36
5.6.160.0130.07720.38
5.6.150.0100.06018.22
5.6.140.0130.04718.15
5.6.130.0030.06718.14
5.6.120.0100.04721.01
5.6.110.0170.06721.14
5.6.100.0030.08720.98
5.6.90.0100.08320.98
5.6.80.0200.05320.40
5.5.350.0130.06720.44
5.5.340.0000.04717.91
5.5.330.0070.04320.43
5.5.320.0330.07320.21
5.5.310.0230.05020.18
5.5.300.0000.06017.88
5.5.290.0170.07017.93
5.5.280.0070.08320.98
5.5.270.0170.06720.76
5.5.260.0070.08720.64
5.5.250.0030.05020.61
5.5.240.0170.04020.26
5.4.450.1170.03019.21
5.4.440.0730.04719.21
5.4.430.0930.04719.21
5.4.420.0130.05319.43
5.4.410.0170.05319.35
5.4.400.0170.04719.03
5.4.390.0130.07019.29
5.4.380.0200.05718.92
5.4.370.0200.04318.95
5.4.360.0130.04719.16
5.4.350.0100.03911.98
5.4.340.0070.04411.97
5.4.320.0020.04012.45
5.4.310.0090.03912.45
5.4.300.0050.03812.46
5.4.290.0090.03512.45
5.4.280.0040.03912.35
5.4.270.0040.03912.35
5.4.260.0060.04312.35
5.4.250.0100.05019.02
5.4.240.0100.05018.73
5.4.230.0100.05018.83
5.4.220.0070.05319.01
5.4.210.0030.05319.02
5.4.200.0030.05318.69
5.4.190.0070.05318.74
5.4.180.0100.04718.85
5.4.170.0100.05018.67
5.4.160.0030.05718.94
5.4.150.0100.05018.71
5.4.140.0130.04316.23
5.4.130.0030.05316.26
5.4.120.0130.06316.28
5.4.110.0000.05316.39
5.4.100.0130.05016.34
5.4.90.0070.04716.40
5.4.80.0030.05016.36
5.4.70.0100.04316.16
5.4.60.0130.04016.32
5.4.50.0000.05316.24
5.4.40.0030.05316.54
5.4.30.0100.04716.46
5.4.20.0070.04716.30
5.4.10.0130.04716.30
5.4.00.0030.05015.90
5.3.290.0080.04512.80
5.3.280.0170.04014.45
5.3.270.0070.05314.30
5.3.260.0070.05014.62
5.3.250.0230.03014.75
5.3.240.0130.04714.61
5.3.230.0030.05314.44
5.3.220.0030.05714.59
5.3.210.0130.04714.61
5.3.200.0030.06014.56
5.3.190.0070.05014.71
5.3.180.0100.04714.39
5.3.170.0070.05014.44
5.3.160.0100.04314.71
5.3.150.0100.04314.58
5.3.140.0100.04314.57
5.3.130.0100.05014.55
5.3.120.0000.05714.54
5.3.110.0030.05714.46
5.3.100.0030.05014.01
5.3.90.0000.05314.03
5.3.80.0100.04713.79
5.3.70.0100.04314.05
5.3.60.0070.04713.88
5.3.50.0030.05013.94
5.3.40.0030.05313.81
5.3.30.0100.04313.85
5.3.20.0130.04013.78
5.3.10.0030.05313.80
5.3.00.0070.04713.64
5.2.170.0030.04311.16
5.2.160.0130.03311.15
5.2.150.0170.02711.14
5.2.140.0070.04011.23
5.2.130.0070.03711.12
5.2.120.0070.03711.19
5.2.110.0030.04011.09
5.2.100.0070.03710.93
5.2.90.0000.04311.11
5.2.80.0030.04311.02
5.2.70.0070.04010.98
5.2.60.0000.04311.20
5.2.50.0100.03311.03
5.2.40.0070.03710.91
5.2.30.0070.04010.85
5.2.20.0030.04010.96
5.2.10.0100.03010.69
5.2.00.0000.04310.64
5.1.60.0070.0309.90
5.1.50.0030.03310.03
5.1.40.0070.03010.00
5.1.30.0000.04010.40
5.1.20.0100.03010.10
5.1.10.0070.03010.11
5.1.00.0030.03710.21
5.0.50.0000.0308.45
5.0.40.0000.0308.46
5.0.30.0000.0478.16
5.0.20.0030.0308.23
5.0.10.0000.0308.00
5.0.00.0030.0438.25
4.4.90.0030.0207.21
4.4.80.0000.0237.21
4.4.70.0070.0207.21
4.4.60.0100.0237.21
4.4.50.0030.0237.21
4.4.40.0030.0337.21
4.4.30.0030.0207.21
4.4.20.0030.0207.21
4.4.10.0030.0207.21
4.4.00.0000.0337.21
4.3.110.0000.0237.21
4.3.100.0030.0207.21
4.3.90.0000.0237.21
4.3.80.0030.0307.21
4.3.70.0070.0207.21
4.3.60.0030.0207.20
4.3.50.0030.0277.20
4.3.40.0100.0237.20
4.3.30.0000.0237.20
4.3.20.0030.0207.20
4.3.10.0030.0207.20
4.3.00.0070.01714.48

preferences:
42.15 ms | 401 KiB | 5 Q