3v4l.org

run code in 300+ PHP versions simultaneously
<?php system("/bin/sh -c 'a() { echo 'foo' };a'");

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)
8.3.60.0130.00718.31
8.3.50.0210.01022.12
8.3.40.0090.00618.73
8.3.30.0090.00618.96
8.3.20.0070.00020.29
8.3.10.0040.00423.73
8.3.00.0080.00020.64
8.2.180.0110.00316.38
8.2.170.0030.01122.96
8.2.160.0100.01022.30
8.2.150.0060.00324.18
8.2.140.0070.00824.66
8.2.130.0000.00826.16
8.2.120.0050.00319.36
8.2.110.0040.00522.23
8.2.100.0140.00017.78
8.2.90.0000.00919.17
8.2.80.0050.00317.97
8.2.70.0050.00317.50
8.2.60.0060.00317.93
8.2.50.0040.00418.07
8.2.40.0040.00418.09
8.2.30.0000.01018.13
8.2.20.0040.00417.66
8.2.10.0000.00917.63
8.2.00.0000.00817.59
8.1.280.0140.00725.92
8.1.270.0080.00024.00
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00723.96
8.1.230.0070.00419.28
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0040.00417.22
8.1.190.0000.00817.28
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0050.00222.06
8.1.150.0030.00618.50
8.1.140.0040.00417.44
8.1.130.0050.00217.73
8.1.120.0040.00417.30
8.1.110.0000.00817.45
8.1.100.0080.00017.38
8.1.90.0070.00417.48
8.1.80.0000.00817.43
8.1.70.0030.00317.32
8.1.60.0030.00617.56
8.1.50.0040.00417.33
8.1.40.0000.00717.39
8.1.30.0000.00817.39
8.1.20.0000.00917.56
8.1.10.0040.00417.50
8.1.00.0040.00417.30
8.0.300.0000.00718.77
8.0.290.0040.00417.04
8.0.280.0070.00018.29
8.0.270.0070.00017.16
8.0.260.0070.00016.75
8.0.250.0000.00716.77
8.0.240.0000.00716.86
8.0.230.0000.00716.86
8.0.220.0080.00016.82
8.0.210.0030.00316.71
8.0.200.0030.00316.77
8.0.190.0050.00316.88
8.0.180.0080.00016.85
8.0.170.0000.00816.80
8.0.160.0000.00716.69
8.0.150.0070.00016.73
8.0.140.0030.00516.84
8.0.130.0060.00013.24
8.0.120.0050.00216.84
8.0.110.0040.00416.89
8.0.100.0070.00016.79
8.0.90.0000.00716.84
8.0.80.0090.00716.80
8.0.70.0000.00916.84
8.0.60.0000.00716.82
8.0.50.0040.00416.80
8.0.30.0070.01416.92
8.0.20.0070.01417.40
8.0.10.0070.00016.93
8.0.00.0120.00716.50
7.4.330.0030.00315.00
7.4.320.0060.00016.37
7.4.300.0030.00316.50
7.4.290.0000.00716.51
7.4.280.0070.00016.41
7.4.270.0040.00416.48
7.4.260.0000.00716.30
7.4.250.0000.00716.18
7.4.240.0020.00516.46
7.4.230.0070.00016.27
7.4.220.0100.01016.30
7.4.210.0110.00416.31
7.4.200.0070.00016.16
7.4.190.0040.00216.53
7.4.160.0130.00416.30
7.4.150.0070.01117.40
7.4.140.0060.01117.86
7.4.130.0090.00816.45
7.4.120.0100.00716.50
7.4.110.0090.01316.39
7.4.100.0150.00416.15
7.4.90.0050.01316.48
7.4.80.0100.01016.40
7.4.70.0060.01216.03
7.4.60.0140.00316.46
7.4.50.0050.00016.30
7.4.40.0000.01322.77
7.4.30.0090.00816.28
7.4.00.0040.01214.85
7.3.330.0050.00012.89
7.3.320.0050.00013.07
7.3.310.0030.00316.18
7.3.300.0030.00316.05
7.3.290.0090.00916.16
7.3.280.0040.01316.19
7.3.270.0100.00717.40
7.3.260.0070.01116.37
7.3.250.0120.01116.28
7.3.240.0030.01716.47
7.3.230.0060.01016.39
7.3.210.0070.01016.16
7.3.200.0100.01319.39
7.3.190.0030.01416.19
7.3.180.0000.01716.31
7.3.170.0030.01416.27
7.3.160.0090.01216.33
7.3.120.0030.01014.52
7.2.330.0100.01016.27
7.2.320.0040.01216.52
7.2.310.0050.01416.31
7.2.300.0140.00416.52
7.2.290.0100.00716.49
7.2.60.0150.00316.64
7.2.00.0270.00618.62
7.1.200.0130.00715.23
7.1.100.0060.00618.11
7.1.70.0030.00517.11
7.1.60.0180.00619.32
7.1.50.0130.01017.02
7.1.00.0100.07022.35
7.0.200.0130.00316.82
7.0.140.0000.07722.12
7.0.100.0330.06319.91
7.0.90.0170.08019.89
7.0.80.0100.04719.86
7.0.70.0100.07019.83
7.0.60.0200.06319.90
7.0.50.0130.05020.30
7.0.40.0170.05020.06
7.0.30.0100.04720.13
7.0.20.0130.06720.00
7.0.10.0100.04020.11
7.0.00.0170.08720.02
5.6.250.0170.06320.73
5.6.240.0100.05720.64
5.6.230.0070.05020.60
5.6.220.0030.05320.56
5.6.210.0130.06020.70
5.6.200.0130.06321.03
5.6.190.0170.03721.07
5.6.180.0030.04720.95
5.6.170.0100.07021.12
5.6.160.0170.05021.05
5.6.150.0230.08321.11
5.6.140.0100.04021.16
5.6.130.0130.05021.09
5.6.120.0130.08321.07
5.6.110.0100.08021.04
5.6.100.0070.07321.05
5.6.90.0070.05720.98
5.6.80.0070.06720.41
5.6.70.0070.05020.49
5.6.60.0100.07720.34
5.6.50.0170.03320.44
5.6.40.0100.03720.47
5.6.30.0070.03020.36
5.6.20.0070.04020.48
5.6.10.0130.06320.26
5.6.00.0030.04320.36
5.5.380.0130.09020.39
5.5.370.0100.04320.50
5.5.360.0200.04020.36
5.5.350.0100.07720.40
5.5.340.0100.08320.86
5.5.330.0070.04320.89
5.5.320.0130.09020.86
5.5.310.0170.03720.79
5.5.300.0130.06720.85
5.5.290.0070.04020.84
5.5.280.0030.06020.85
5.5.270.0130.04720.71
5.5.260.0030.05320.76
5.5.250.0170.04020.62
5.5.240.0170.03020.26
5.5.230.0230.04020.13
5.5.220.0200.07320.13
5.5.210.0200.07720.09
5.5.200.0170.05720.06
5.5.190.0070.03720.25
5.5.180.0000.05720.16
5.5.160.0130.07020.16
5.5.150.0070.03320.07
5.5.140.0000.04020.21
5.5.130.0030.04020.22
5.5.120.0070.03720.11
5.5.110.0030.05720.19
5.5.100.0100.03720.05
5.5.90.0030.05019.94
5.5.80.0100.03320.14
5.5.70.0100.04020.11
5.5.60.0130.03320.13
5.5.50.0070.04720.08
5.5.40.0030.04020.07
5.5.30.0070.05720.09
5.5.20.0030.06020.10
5.5.10.0130.02719.96
5.5.00.0130.05020.05
5.4.450.0030.04719.46
5.4.440.0330.06719.36
5.4.430.0270.05719.55
5.4.420.0200.05719.28
5.4.410.0070.04018.98
5.4.400.0100.04719.23
5.4.390.0070.04018.90
5.4.380.0230.05019.14
5.4.370.0230.04718.96
5.4.360.0200.03718.94
5.4.350.0200.02719.07
5.4.340.0100.03018.98
5.4.320.0000.04719.04
5.4.310.0030.03718.98
5.4.300.0030.04019.05
5.4.290.0000.04318.98
5.4.280.0070.04018.91
5.4.270.0070.03719.07
5.4.260.0030.04318.90
5.4.250.0100.03319.05
5.4.240.0070.03719.22
5.4.230.0000.04019.09
5.4.220.0130.03019.13
5.4.210.0000.04318.81
5.4.200.0000.04019.09
5.4.190.0100.03319.09
5.4.180.0030.06318.96
5.4.170.0100.04719.05
5.4.160.0100.06018.92
5.4.150.0100.06018.96
5.4.140.0100.06016.26
5.4.130.0030.04716.25
5.4.120.0170.04716.36
5.4.110.0000.04016.38
5.4.100.0170.03016.26
5.4.90.0130.04016.48
5.4.80.0030.03316.23
5.4.70.0100.05016.29
5.4.60.0270.06316.25
5.4.50.0070.05016.33
5.4.40.0030.05716.36
5.4.30.0100.04316.33
5.4.20.0130.04316.33
5.4.10.0070.04016.41
5.4.00.0130.06315.70
5.3.290.0070.04314.61
5.3.280.0030.04014.50
5.3.270.0070.05714.60
5.3.260.0100.03014.57
5.3.250.0070.04714.61
5.3.240.0030.03714.60
5.3.230.0030.03314.56
5.3.220.0100.04314.55
5.3.210.0000.04314.55
5.3.200.0030.06714.42
5.3.190.0030.04014.42
5.3.180.0100.04714.56
5.3.170.0000.04314.42
5.3.160.0200.06014.53
5.3.150.0100.07014.52
5.3.140.0170.07014.49
5.3.130.0070.03714.43
5.3.120.0100.07714.38
5.3.110.0070.06714.43
5.3.100.0170.07313.87
5.3.90.0130.05713.98
5.3.80.0130.05713.88
5.3.70.0130.07014.00
5.3.60.0170.05314.00
5.3.50.0070.04013.95
5.3.40.0030.04713.93
5.3.30.0100.06313.92
5.3.20.0130.03713.55
5.3.10.0200.06713.55
5.3.00.0270.07013.57
5.2.170.0100.04711.13
5.2.160.0070.04711.09
5.2.150.0030.03311.18
5.2.140.0030.03311.12
5.2.130.0070.04010.95
5.2.120.0070.03011.09
5.2.110.0230.06311.05
5.2.100.0270.03311.10
5.2.90.0100.04010.94
5.2.80.0230.05711.09
5.2.70.0100.06011.12
5.2.60.0130.04010.88
5.2.50.0130.05310.84
5.2.40.0100.06310.96
5.2.30.0070.05710.96
5.2.20.0130.03710.96
5.2.10.0000.05710.91
5.2.00.0270.05010.71
5.1.60.0030.0309.83
5.1.50.0070.02710.06
5.1.40.0200.04710.02
5.1.30.0000.04310.39
5.1.20.0200.05010.44
5.1.10.0000.0339.95
5.1.00.0130.02310.10
5.0.50.0030.0378.55
5.0.40.0130.0378.48
5.0.30.0070.0408.22
5.0.20.0030.0208.25
5.0.10.0000.0238.17
5.0.00.0070.0638.25
4.4.90.0100.0308.17
4.4.80.0130.0278.17
4.4.70.0000.0408.17
4.4.60.0200.0178.17
4.4.50.0030.0278.17
4.4.40.0100.0378.17
4.4.30.0000.0178.17
4.4.20.0030.0138.17
4.4.10.0030.0278.17
4.4.00.0030.0278.17
4.3.110.0000.0378.17
4.3.100.0030.0338.17
4.3.90.0000.0278.17
4.3.80.0000.0308.17
4.3.70.0000.0208.17
4.3.60.0030.0178.17
4.3.50.0000.0178.17
4.3.40.0100.0338.17
4.3.30.0170.0338.17
4.3.20.0000.0338.17
4.3.10.0070.0208.17
4.3.00.0000.0338.17

preferences:
47.48 ms | 401 KiB | 5 Q