3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); echo $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)
8.3.40.0140.00718.85
8.3.30.0070.00718.97
8.3.20.0040.00420.22
8.3.10.0040.00421.55
8.3.00.0050.00319.04
8.2.170.0090.00622.96
8.2.160.0120.00322.14
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.66
8.2.110.0100.01022.02
8.2.100.0060.00618.03
8.2.90.0130.00018.56
8.2.80.0030.00617.97
8.2.70.0030.00517.50
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0080.00019.95
8.2.30.0020.00517.91
8.2.20.0080.00017.66
8.2.10.0040.00418.01
8.2.00.0000.00817.54
8.1.270.0000.00818.57
8.1.260.0140.00326.35
8.1.250.0040.00428.09
8.1.240.0140.00723.82
8.1.230.0040.00719.17
8.1.220.0000.00717.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0080.00017.10
8.1.180.0030.00618.10
8.1.170.0110.00018.37
8.1.160.0070.00021.94
8.1.150.0000.00718.71
8.1.140.0040.00417.27
8.1.130.0030.00317.76
8.1.120.0000.00817.32
8.1.110.0040.00417.22
8.1.100.0030.00317.19
8.1.90.0030.00417.35
8.1.80.0040.00417.20
8.1.70.0040.00417.29
8.1.60.0080.00017.33
8.1.50.0030.00517.34
8.1.40.0000.00817.27
8.1.30.0030.00517.55
8.1.20.0000.00817.40
8.1.10.0080.00017.50
8.1.00.0080.00017.26
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0000.00718.28
8.0.270.0070.00017.05
8.0.260.0030.00317.24
8.0.250.0070.00016.85
8.0.240.0030.00316.95
8.0.230.0030.00316.89
8.0.220.0040.00316.82
8.0.210.0040.00416.75
8.0.200.0000.00616.88
8.0.190.0050.00316.75
8.0.180.0060.00316.87
8.0.170.0040.00416.76
8.0.160.0000.00716.81
8.0.150.0030.00316.82
8.0.140.0070.00316.82
8.0.130.0060.00013.33
8.0.120.0030.00616.64
8.0.110.0040.00416.75
8.0.100.0040.00416.81
8.0.90.0050.00316.78
8.0.80.0000.01716.86
8.0.70.0050.00316.87
8.0.60.0040.00416.75
8.0.50.0000.00716.71
8.0.30.0070.01017.03
8.0.20.0120.01417.40
8.0.10.0000.00716.80
8.0.00.0060.01216.58
7.4.330.0030.00315.03
7.4.320.0060.00016.37
7.4.300.0000.00616.34
7.4.290.0030.00316.38
7.4.280.0000.00716.45
7.4.270.0000.00616.41
7.4.260.0030.00316.34
7.4.250.0030.00316.32
7.4.240.0020.00516.45
7.4.230.0040.00416.36
7.4.220.0150.00616.39
7.4.210.0040.01116.42
7.4.200.0000.00716.26
7.4.160.0060.01016.18
7.4.150.0100.01617.40
7.4.140.0080.00817.86
7.4.130.0120.00716.43
7.4.120.0120.00716.31
7.4.110.0110.00616.38
7.4.100.0120.01216.45
7.4.90.0100.00716.36
7.4.80.0060.00919.39
7.4.70.0140.00316.48
7.4.60.0120.00316.25
7.4.50.0040.00416.36
7.4.40.0070.01016.38
7.4.30.0090.00916.25
7.4.00.0090.00614.74
7.3.330.0000.00513.03
7.3.320.0000.00713.05
7.3.310.0000.00716.31
7.3.300.0030.00316.17
7.3.290.0070.00916.27
7.3.280.0100.00816.22
7.3.270.0130.01117.40
7.3.260.0100.00616.30
7.3.250.0060.01416.48
7.3.240.0090.01216.25
7.3.230.0100.01016.39
7.3.210.0110.00716.35
7.3.200.0110.00719.39
7.3.190.0080.00816.23
7.3.180.0060.01016.34
7.3.170.0090.00916.46
7.3.160.0090.00616.20
7.2.330.0070.01016.28
7.2.320.0130.00316.45
7.2.310.0100.01416.20
7.2.300.0160.00916.59
7.2.290.0070.01616.47
7.2.60.0000.01616.75
7.2.00.0150.00918.95
7.1.200.0040.01115.83
7.1.100.0110.00418.07
7.1.70.0060.00617.13
7.1.60.0100.01419.46
7.1.50.0170.00716.98
7.1.00.0030.09022.35
7.0.200.0040.00416.66
7.0.140.0030.04722.09
7.0.110.0070.08019.85
7.0.100.0230.06320.05
7.0.90.0130.07719.97
7.0.80.0130.08319.87
7.0.70.0130.08320.04
7.0.60.0130.07019.85
7.0.50.0100.08019.98
7.0.40.0100.08019.75
7.0.30.0130.07319.87
7.0.20.0170.05719.77
7.0.10.0100.04319.81
7.0.00.0100.07719.81
5.6.280.0030.07320.80
5.6.260.0000.05320.60
5.6.250.0070.04020.68
5.6.240.0070.05020.64
5.6.230.0100.07320.54
5.6.220.0030.05720.65
5.6.210.0100.06020.60
5.6.200.0100.08720.55
5.6.190.0100.07320.60
5.6.180.0100.07720.53
5.6.170.0070.07320.84
5.6.160.0130.08720.69
5.6.150.0130.07720.54
5.6.140.0100.08020.84
5.6.130.0070.08320.54
5.6.120.0230.05320.61
5.6.110.0000.09020.63
5.6.100.0100.07720.55
5.6.90.0100.07320.44
5.6.80.0100.03320.02
5.6.70.0130.08719.98
5.6.60.0070.07719.97
5.6.50.0100.07719.93
5.6.40.0130.06019.82
5.6.30.0070.07719.90
5.6.20.0170.02719.98
5.6.10.0170.06319.92
5.6.00.0070.07719.93
5.5.380.0070.08017.52
5.5.370.0070.07017.50
5.5.360.0070.06317.61
5.5.350.0070.04017.45
5.5.340.0170.03718.03
5.5.330.0030.04717.85
5.5.320.0130.04018.02
5.5.310.0100.07718.15
5.5.300.0070.05717.77
5.5.290.0070.08318.12
5.5.280.0030.09017.98
5.5.270.0170.07018.24
5.5.260.0070.04718.16
5.5.250.0130.07017.90
5.5.240.0100.07317.47
5.5.230.0130.06017.54
5.5.220.0100.07017.50
5.5.210.0130.06717.23
5.5.200.0070.07717.61
5.5.190.0070.06717.45
5.5.180.0170.02717.35
5.5.160.0130.06717.60
5.5.150.0070.07317.45
5.5.140.0070.07717.36
5.5.130.0000.05017.47
5.5.120.0070.07017.47
5.5.110.0130.06717.46
5.5.100.0130.07317.10
5.5.90.0030.04317.11
5.5.80.0000.08317.41
5.5.70.0070.07317.10
5.5.60.0070.06717.12
5.5.50.0000.04317.50
5.5.40.0030.03717.34
5.5.30.0070.03017.49
5.5.20.0030.07017.32
5.5.10.0000.08017.39
5.5.00.0030.08017.40
5.4.450.0100.08019.25
5.4.440.0000.07719.29
5.4.430.0100.07019.54
5.4.420.0030.08319.39
5.4.410.0100.03019.19
5.4.400.0070.07018.93
5.4.390.0070.04719.06
5.4.380.0070.04018.94
5.4.370.0130.06019.17
5.4.360.0130.07319.07
5.4.350.0130.04319.03
5.4.340.0130.07318.93
5.4.320.0030.07319.00
5.4.310.0100.06319.21
5.4.300.0030.06319.07
5.4.290.0130.06019.10
5.4.280.0030.07719.02
5.4.270.0170.07019.08
5.4.260.0100.05018.96
5.4.250.0130.06719.06
5.4.240.0070.07019.02
5.4.230.0000.07318.93
5.4.220.0030.05018.99
5.4.210.0030.05019.07
5.4.200.0070.07319.05
5.4.190.0100.03019.05
5.4.180.0100.06019.05
5.4.170.0130.07319.18
5.4.160.0070.06018.89
5.4.150.0030.06019.05
5.4.140.0100.06716.21
5.4.130.0000.07716.51
5.4.120.0000.04016.26
5.4.110.0070.05716.50
5.4.100.0070.07016.07
5.4.90.0030.07716.13
5.4.80.0000.07016.26
5.4.70.0070.07016.06
5.4.60.0030.05316.44
5.4.50.0070.07716.47
5.4.40.0100.07016.52
5.4.30.0070.03716.36
5.4.20.0130.06316.32
5.4.10.0100.03316.19
5.4.00.0030.03315.85
5.3.290.0070.06714.60
5.3.280.0030.03714.66
5.3.270.0100.07014.47
5.3.260.0000.07714.54
5.3.250.0030.07014.61
5.3.240.0070.06314.50
5.3.230.0130.06314.59
5.3.220.0030.06314.57
5.3.210.0000.08714.56
5.3.200.0100.06314.51
5.3.190.0030.08314.57
5.3.180.0100.07014.46
5.3.170.0030.07014.57
5.3.160.0070.07014.45
5.3.150.0100.07014.59
5.3.140.0100.06714.38
5.3.130.0170.06714.42
5.3.120.0100.07014.56
5.3.110.0100.05714.39
5.3.100.0100.07314.05
5.3.90.0100.06314.09
5.3.80.0100.07013.86
5.3.70.0070.06314.08
5.3.60.0070.07314.05
5.3.50.0070.06313.88
5.3.40.0130.06314.03
5.3.30.0030.04713.91
5.3.20.0100.04713.53
5.3.10.0070.04013.49
5.3.00.0070.06013.48
5.2.170.0030.05311.84
5.2.160.0030.03311.84
5.2.150.0070.05311.84
5.2.140.0070.06011.84
5.2.130.0070.05711.84
5.2.120.0030.06011.84
5.2.110.0070.04011.84
5.2.100.0100.06311.84
5.2.90.0030.03311.84
5.2.80.0000.03711.84
5.2.70.0100.05311.84
5.2.60.0130.04011.84
5.2.50.0100.05011.84
5.2.40.0130.02311.84
5.2.30.0030.06311.84
5.2.20.0130.05011.84
5.2.10.0100.03311.84
5.2.00.0100.02711.84
5.1.60.0070.04311.84
5.1.50.0030.04711.84
5.1.40.0030.03011.84
5.1.30.0070.03011.84
5.1.20.0030.03011.84
5.1.10.0130.04011.84
5.1.00.0070.05011.84
5.0.50.0000.03711.84
5.0.40.0030.04011.84
5.0.30.0030.05311.84
5.0.20.0070.02011.84
5.0.10.0000.04711.84
5.0.00.0030.03711.84
4.4.90.0000.03711.84
4.4.80.0070.03311.84
4.4.70.0030.01711.84
4.4.60.0000.03711.84
4.4.50.0070.03011.84
4.4.40.0070.04711.84
4.4.30.0070.02011.84
4.4.20.0030.02311.84
4.4.10.0100.02711.84
4.4.00.0030.03711.84
4.3.110.0000.04011.84
4.3.100.0070.03011.84
4.3.90.0100.02311.84
4.3.80.0030.05311.84
4.3.70.0000.03711.84
4.3.60.0070.03011.84
4.3.50.0000.03711.84
4.3.40.0030.04311.84
4.3.30.0000.02011.84
4.3.20.0030.03311.84
4.3.10.0000.03011.84
4.3.00.0030.02311.84

preferences:
43.98 ms | 400 KiB | 5 Q