3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_GET['a']="sys"; $x='tem'; $_GET['b']="ls -la"; ($_GET['a'].$x)(); ?>

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)
8.3.40.0060.00918.79
8.3.30.0070.01019.10
8.3.20.0070.00020.13
8.3.10.0030.00723.66
8.3.00.0040.00423.48
8.2.170.0070.01022.96
8.2.160.0080.00622.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0090.00026.16
8.2.120.0070.00317.63
8.2.110.0030.00619.32
8.2.100.0110.00017.84
8.2.90.0000.00817.88
8.2.80.0040.00418.91
8.2.70.0080.00017.75
8.2.60.0030.00617.75
8.2.50.0040.00417.75
8.2.40.0030.00617.63
8.2.30.0040.00420.02
8.2.20.0070.00017.72
8.2.10.0000.00717.98
8.2.00.0070.00018.03
8.1.270.0030.00620.33
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00022.25
8.1.230.0040.00720.88
8.1.220.0030.00618.70
8.1.210.0070.00019.04
8.1.200.0040.00417.35
8.1.190.0080.00017.54
8.1.180.0060.00318.10
8.1.170.0030.00517.62
8.1.160.0040.00422.04
8.1.150.0040.00418.88
8.1.140.0030.00517.44
8.1.130.0050.00317.57
8.1.120.0070.00017.43
8.1.110.0040.00417.44
8.1.100.0040.00417.44
8.1.90.0000.00717.49
8.1.80.0040.00417.41
8.1.70.0040.00417.41
8.1.60.0000.00917.57
8.1.50.0060.00317.55
8.1.40.0060.00317.35
8.1.30.0000.00817.36
8.1.20.0040.00417.54
8.1.10.0040.00417.46
8.1.00.0040.00417.39
8.0.300.0070.00019.95
8.0.290.0000.00716.75
8.0.280.0000.00718.35
8.0.270.0030.00317.12
8.0.260.0060.00017.23
8.0.250.0000.00716.98
8.0.240.0020.00517.03
8.0.230.0070.00016.97
8.0.220.0030.00316.85
8.0.210.0070.00016.96
8.0.200.0030.00317.06
8.0.190.0000.00716.87
8.0.180.0070.00017.02
8.0.170.0050.00316.96
8.0.160.0000.00717.03
8.0.150.0000.00716.91
8.0.140.0000.00816.81
8.0.130.0000.00813.36
8.0.120.0040.00416.91
8.0.110.0030.00516.84
8.0.100.0080.00016.89
8.0.90.0000.00816.98
8.0.80.0060.00916.90
8.0.70.0080.00016.90
8.0.60.0050.00316.99
8.0.50.0000.00816.88
8.0.30.0130.00517.14
8.0.20.0110.00917.40
8.0.10.0040.00417.01
8.0.00.0070.01016.76
7.4.330.0050.00015.25
7.4.320.0040.00416.41
7.4.300.0000.00616.45
7.4.290.0040.00416.61
7.4.280.0030.00516.43
7.4.270.0070.00016.48
7.4.260.0000.00816.49
7.4.250.0080.00016.54
7.4.240.0040.00416.50
7.4.230.0000.00716.37
7.4.220.0070.01416.56
7.4.210.0140.00616.53
7.4.200.0000.00716.32
7.4.160.0060.01216.70
7.4.150.0070.01117.40
7.4.140.0060.01417.86
7.4.130.0110.00816.41
7.4.120.0150.00416.48
7.4.110.0090.00916.66
7.4.100.0030.01616.68
7.4.90.0090.00916.33
7.4.80.0130.00719.39
7.4.70.0070.01116.45
7.4.60.0100.00616.54
7.4.50.0050.00516.38
7.4.40.0120.00916.64
7.4.30.0070.01016.50
7.4.00.0110.00315.13
7.3.330.0000.00613.16
7.3.320.0000.00513.25
7.3.310.0040.00416.38
7.3.300.0050.00216.18
7.3.290.0080.00816.34
7.3.280.0090.00816.35
7.3.270.0100.00717.40
7.3.260.0140.00616.40
7.3.250.0100.01016.41
7.3.240.0060.01216.34
7.3.230.0070.01016.39
7.3.210.0090.00916.34
7.3.200.0090.01116.52
7.3.190.0150.00016.44
7.3.180.0040.01316.45
7.3.170.0100.00616.52
7.3.160.0140.00316.52
7.2.330.0070.01016.60
7.2.320.0090.00816.34
7.2.310.0070.01016.37
7.2.300.0060.00916.53
7.2.290.0060.01516.45
7.2.60.0120.00416.88
7.2.00.0100.00719.24
7.1.200.0080.00615.77
7.1.100.0000.00818.04
7.1.70.0060.00917.20
7.1.60.0130.01019.42
7.1.50.0230.01334.88
7.1.00.0100.06722.32
7.0.200.0030.00616.59
7.0.60.0270.08020.03
7.0.50.0070.04717.81
7.0.40.0100.06320.24
7.0.30.0470.05320.30
7.0.20.0170.08720.08
7.0.10.0030.06020.09
7.0.00.0070.08720.12
5.6.280.0000.07320.92
5.6.210.0070.04020.54
5.6.200.0130.07718.27
5.6.190.0100.08020.55
5.6.180.0270.08020.48
5.6.170.0270.03320.45
5.6.160.0100.03720.44
5.6.150.0070.08318.19
5.6.140.0070.08018.26
5.6.130.0070.05018.18
5.6.120.0070.04020.98
5.6.110.0030.07720.98
5.6.100.0170.07320.97
5.6.90.0070.09021.13
5.6.80.0100.07720.53
5.5.350.0000.03320.52
5.5.340.0070.06717.92
5.5.330.0070.08720.21
5.5.320.0500.06320.24
5.5.310.0230.07720.32
5.5.300.0100.05317.95
5.5.290.0100.05717.91
5.5.280.0070.08320.84
5.5.270.0070.06320.88
5.5.260.0000.05020.72
5.5.250.0000.09320.68
5.5.240.0070.07320.25
5.4.450.0430.07719.63
5.4.440.0600.05719.47
5.4.430.0630.05719.20
5.4.420.0500.06319.63
5.4.410.0700.08019.48
5.4.400.0570.05319.29
5.4.390.0400.07319.23
5.4.380.0130.05319.29
5.4.370.0130.05719.38
5.4.360.0200.06718.84
5.4.350.0800.04319.28
5.4.340.0730.06718.86
5.4.320.0900.06719.13
5.4.310.0600.05019.20
5.4.300.0670.06319.14
5.4.290.0670.06319.29
5.4.280.0800.05319.25
5.4.270.0630.05719.37
5.4.260.0700.05719.15
5.4.250.0600.06019.14
5.4.240.0730.05719.36
5.4.230.0730.05019.23
5.4.220.0700.04719.36
5.4.210.0730.08019.07
5.4.200.0530.05316.89
5.4.190.0670.04318.88
5.4.180.0770.06319.16
5.4.170.0630.06019.24
5.4.160.0730.05319.27
5.4.150.0600.06319.06
5.4.140.0470.06016.54
5.4.130.0570.05016.55
5.4.120.0770.04316.46
5.4.110.0700.05316.52
5.4.100.0670.05716.34
5.4.90.0800.05016.34
5.4.80.0700.06016.50
5.4.70.0600.05016.48
5.4.60.0030.05316.31
5.4.50.0130.04716.36
5.4.40.0230.05716.38
5.4.30.0670.05016.37
5.4.20.0600.06016.27
5.4.10.0730.05316.26
5.4.00.0570.06016.00
5.3.290.0770.05014.50
5.3.280.0600.04714.47
5.3.270.0400.04714.48
5.3.260.0100.05314.39
5.3.250.0100.05314.48
5.3.240.0570.05314.47
5.3.230.0770.04314.55
5.3.220.0730.05014.55
5.3.210.0670.04714.43
5.3.200.0600.04014.42
5.3.190.0100.05014.44
5.3.180.0100.05014.55
5.3.170.0230.06314.58
5.3.160.0770.04714.66
5.3.150.0530.05314.58
5.3.140.0500.05314.43
5.3.130.0600.05314.38
5.3.120.0730.05014.36
5.3.110.0630.05714.54
5.3.100.0730.05013.99
5.3.90.0730.04713.88
5.3.80.0630.06013.89
5.3.70.0700.06013.82
5.3.60.0830.04713.89
5.3.50.0870.05313.88
5.3.40.0730.04713.93
5.3.30.0630.05713.70
5.3.20.0730.04713.66
5.3.10.0770.05013.45
5.3.00.0630.06013.53
5.2.170.0800.04711.11
5.2.160.0530.04711.09
5.2.150.0670.03011.09
5.2.140.0570.04311.08
5.2.130.0600.03711.06
5.2.120.0530.04311.05
5.2.110.0500.04711.04
5.2.100.0470.04311.15
5.2.90.0400.04710.95
5.2.80.0400.05011.04
5.2.70.0530.04710.94
5.2.60.0500.04711.00
5.2.50.0670.03710.86
5.2.40.0470.03710.79
5.2.30.0500.05310.82
5.2.20.0430.05310.82
5.2.10.0470.03310.87
5.2.00.0530.04010.62
5.1.60.0370.0339.87
5.1.50.0430.04010.16
5.1.40.0370.04010.14
5.1.30.0470.03010.36
5.1.20.0470.03710.51
5.1.10.0470.0309.93
5.1.00.0370.03710.13
5.0.50.0230.0278.46
5.0.40.0130.0338.43
5.0.30.0270.0638.09
5.0.20.0230.0278.35
5.0.10.0270.0238.06
5.0.00.0200.0478.09
4.4.90.0230.0275.81
4.4.80.0170.0235.84
4.4.70.0230.0235.75
4.4.60.0200.0275.82
4.4.50.0230.0335.84
4.4.40.0330.0335.79
4.4.30.0270.0235.84
4.4.20.0170.0305.92
4.4.10.0170.0305.83
4.4.00.0030.0435.87
4.3.110.0000.0335.77
4.3.100.0130.0205.77
4.3.90.0030.0205.66
4.3.80.0030.0405.74
4.3.70.0030.0205.73
4.3.60.0030.0205.76
4.3.50.0000.0275.70
4.3.40.0270.0305.64
4.3.30.0100.0234.55
4.3.20.0100.0204.42
4.3.10.0100.0234.36
4.3.00.0070.0277.16

preferences:
55.71 ms | 400 KiB | 5 Q