3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach (range('a', 'z') as $c): foreach (range('a', 'z') as $cd) { } endforeach;

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)
8.3.40.0110.01118.59
8.3.30.0070.00719.05
8.3.20.0080.00820.37
8.3.10.0040.00423.65
8.3.00.0000.00919.13
8.2.170.0190.00022.96
8.2.160.0030.01020.35
8.2.150.0050.00224.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00722.25
8.2.110.0060.00322.13
8.2.100.0040.00817.78
8.2.90.0080.00019.23
8.2.80.0040.00417.97
8.2.70.0070.00317.63
8.2.60.0080.00017.91
8.2.50.0030.00618.07
8.2.40.0030.00618.22
8.2.30.0080.00017.99
8.2.20.0050.00217.48
8.2.10.0000.00817.93
8.2.00.0000.00817.62
8.1.270.0090.00023.80
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0070.00419.06
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0040.00417.22
8.1.190.0040.00417.37
8.1.180.0080.00018.10
8.1.170.0080.00818.35
8.1.160.0000.00721.93
8.1.150.0040.00418.48
8.1.140.0030.00517.34
8.1.130.0050.00317.70
8.1.120.0000.00717.37
8.1.110.0040.00417.40
8.1.100.0070.00017.37
8.1.90.0040.00417.39
8.1.80.0040.00417.39
8.1.70.0000.00717.36
8.1.60.0040.00417.53
8.1.50.0070.00017.46
8.1.40.0040.00417.51
8.1.30.0040.00417.49
8.1.20.0040.00417.61
8.1.10.0000.00717.22
8.1.00.0000.00717.31
8.0.300.0040.00418.77
8.0.290.0030.00517.17
8.0.280.0000.00718.36
8.0.270.0030.00317.26
8.0.260.0030.00316.82
8.0.250.0000.00716.89
8.0.240.0000.01016.96
8.0.230.0000.00716.99
8.0.220.0000.00716.87
8.0.210.0000.00916.95
8.0.200.0030.00316.90
8.0.190.0030.00317.00
8.0.180.0040.00416.92
8.0.170.0060.00316.89
8.0.160.0000.00716.83
8.0.150.0030.00316.85
8.0.140.0070.00016.81
8.0.130.0000.00513.33
8.0.120.0080.00016.75
8.0.110.0000.00716.72
8.0.100.0040.00416.92
8.0.90.0000.00716.91
8.0.80.0090.00916.95
8.0.70.0050.00316.76
8.0.60.0000.00716.72
8.0.50.0050.00216.68
8.0.30.0080.01017.07
8.0.20.0070.01217.40
8.0.10.0040.00417.02
8.0.00.0060.01216.80
7.4.330.0000.00515.02
7.4.320.0030.00316.54
7.4.300.0000.00616.54
7.4.290.0050.00216.46
7.4.280.0000.00916.54
7.4.270.0000.00616.43
7.4.260.0000.00616.51
7.4.250.0000.00716.41
7.4.240.0020.00516.49
7.4.230.0040.00316.64
7.4.220.0030.01316.63
7.4.210.0070.00816.53
7.4.200.0030.00316.43
7.4.190.0030.00316.49
7.4.160.0090.01216.45
7.4.150.0130.00317.40
7.4.140.0200.01517.86
7.4.130.0160.00316.52
7.4.120.0060.01116.57
7.4.110.0100.00716.55
7.4.100.0090.00916.53
7.4.90.0080.00816.39
7.4.80.0140.00719.39
7.4.70.0140.00316.36
7.4.60.0000.01616.44
7.4.50.0030.00316.20
7.4.40.0070.00722.77
7.4.30.0120.00416.43
7.4.00.0060.00914.73
7.3.330.0030.00313.07
7.3.320.0000.00612.93
7.3.310.0000.00616.34
7.3.300.0000.00716.24
7.3.290.0030.01016.23
7.3.280.0080.01316.24
7.3.270.0100.00717.40
7.3.260.0040.01416.20
7.3.250.0130.00716.26
7.3.240.0130.01316.29
7.3.230.0100.00716.39
7.3.210.0170.00016.24
7.3.200.0030.01519.39
7.3.190.0150.00316.42
7.3.180.0090.00616.27
7.3.170.0130.00316.43
7.3.160.0130.00316.52
7.3.120.0100.00415.02
7.2.330.0060.01216.51
7.2.320.0130.00316.63
7.2.310.0120.01116.55
7.2.300.0070.01416.26
7.2.290.0120.01216.33
7.2.00.0040.01219.49
7.1.100.0040.00818.08
7.1.70.0040.00817.08
7.1.60.0070.01319.33
7.1.50.0110.01116.50
7.1.00.0030.07722.33
7.0.200.0000.01016.64
7.0.140.0000.07722.02
7.0.100.0070.04019.96
7.0.90.0300.06319.96
7.0.80.0330.07319.93
7.0.70.0030.06320.13
7.0.60.0100.06319.99
7.0.50.0130.08020.14
7.0.40.0100.06719.96
7.0.30.0070.08319.95
7.0.20.0070.05320.13
7.0.10.0100.06320.09
7.0.00.0000.07320.11
5.6.280.0000.07721.04
5.6.250.0170.07720.81
5.6.240.0100.07320.66
5.6.230.0170.07320.68
5.6.220.0230.06020.51
5.6.210.0130.07020.61
5.6.200.0100.05020.94
5.6.190.0170.05021.07
5.6.180.0030.06021.13
5.6.170.0070.08721.07
5.6.160.0130.07320.95
5.6.150.0070.08021.17
5.6.140.0200.06321.02
5.6.130.0030.05321.13
5.6.120.0230.05321.07
5.6.110.0130.08320.91
5.6.100.0030.07720.94
5.6.90.0070.08020.99
5.6.80.0000.08020.49
5.6.70.0070.05320.50
5.6.60.0100.07320.32
5.6.50.0030.05320.37
5.6.40.0130.07320.52
5.6.30.0030.05020.42
5.6.20.0130.06720.36
5.6.10.0130.06320.32
5.6.00.0100.08320.40
5.5.380.0100.07720.41
5.5.370.0100.08020.41
5.5.360.0070.08020.33
5.5.350.0070.05020.34
5.5.340.0070.08320.77
5.5.330.0100.07320.86
5.5.320.0070.08020.91
5.5.310.0130.07720.88
5.5.300.0230.06320.82
5.5.290.0130.08020.64
5.5.280.0130.07720.79
5.5.270.0100.08320.61
5.5.260.0200.06320.63
5.5.250.0030.08720.57
5.5.240.0070.08020.29
5.5.230.0130.06720.18
5.5.220.0100.07720.26
5.5.210.0070.07720.14
5.5.200.0070.08020.23
5.5.190.0070.07720.24
5.5.180.0030.08020.26
5.5.160.0100.08020.23
5.5.150.0100.07320.17
5.5.140.0230.06720.20
5.5.130.0070.07720.21
5.5.120.0130.07320.23
5.5.110.0170.06720.24
5.5.100.0070.08020.06
5.5.90.0030.03320.14
5.5.80.0100.07320.15
5.5.70.0070.04320.05
5.5.60.0100.08020.05
5.5.50.0070.06020.02
5.5.40.0070.07020.11
5.5.30.0070.08320.09
5.5.20.0000.08319.92
5.5.10.0030.07020.02
5.5.00.0030.05719.95
5.4.450.0000.08319.39
5.4.440.0070.05019.38
5.4.430.0030.07719.50
5.4.420.0030.07319.26
5.4.410.0170.06719.17
5.4.400.0070.07719.03
5.4.390.0070.07719.03
5.4.380.0130.07019.11
5.4.370.0070.07719.23
5.4.360.0170.05019.04
5.4.350.0070.08018.78
5.4.340.0100.06719.12
5.4.320.0070.07019.11
5.4.310.0100.05319.12
5.4.300.0070.08019.04
5.4.290.0170.04719.11
5.4.280.0170.05718.96
5.4.270.0030.05019.09
5.4.260.0100.06018.95
5.4.250.0070.07019.13
5.4.240.0070.05019.08
5.4.230.0100.07319.05
5.4.220.0030.07318.95
5.4.210.0100.07319.03
5.4.200.0100.07319.04
5.4.190.0100.06719.02
5.4.180.0070.05019.22
5.4.170.0030.07719.04
5.4.160.0070.03719.21
5.4.150.0030.06718.99
5.4.140.0130.02716.34
5.4.130.0100.06716.30
5.4.120.0200.06016.34
5.4.110.0030.07716.21
5.4.100.0030.08316.45
5.4.90.0000.07716.21
5.4.80.0170.05716.31
5.4.70.0100.05716.24
5.4.60.0030.06016.30
5.4.50.0100.04016.30
5.4.40.0100.04316.35
5.4.30.0300.05716.32
5.4.20.0030.04716.18
5.4.10.0100.06316.18
5.4.00.0000.05715.79
5.3.290.0030.06314.65
5.3.280.0000.07714.46
5.3.270.0070.06714.46
5.3.260.0170.06314.59
5.3.250.0100.05714.46
5.3.240.0100.06714.52
5.3.230.0070.04714.55
5.3.220.0130.06314.53
5.3.210.0070.05314.57
5.3.200.0100.07014.54
5.3.190.0000.08314.56
5.3.180.0070.07314.50
5.3.170.0070.08314.54
5.3.160.0130.07714.55
5.3.150.0000.08014.48
5.3.140.0000.07714.56
5.3.130.0130.06714.51
5.3.120.0070.07314.54
5.3.110.0030.07014.51
5.3.100.0130.06314.03
5.3.90.0100.06714.01
5.3.80.0130.07014.02
5.3.70.0030.08013.89
5.3.60.0100.07313.98
5.3.50.0070.06713.72
5.3.40.0070.07713.89
5.3.30.0100.07013.67
5.3.20.0100.07013.64
5.3.10.0100.06713.62
5.3.00.0100.05013.40
5.2.170.0100.05711.59
5.2.160.0130.05711.59
5.2.150.0030.06311.59
5.2.140.0130.05311.59
5.2.130.0100.04711.59
5.2.120.0030.05011.59
5.2.110.0030.06311.59
5.2.100.0100.05011.59
5.2.90.0000.03711.59
5.2.80.0070.04311.59
5.2.70.0030.05011.59
5.2.60.0100.05311.59
5.2.50.0100.05711.59
5.2.40.0100.05711.59
5.2.30.0030.06711.59
5.2.20.0000.06711.59
5.2.10.0000.06311.59
5.2.00.0130.05311.59
5.1.60.0100.04711.59
5.1.50.0000.05311.59
5.1.40.0000.05711.59
5.1.30.0030.03711.59
5.1.20.0030.05711.59
5.1.10.0100.02311.59
5.1.00.0030.05311.59
5.0.50.0070.03711.59
5.0.40.0030.04011.59
5.0.30.0030.04711.59
5.0.20.0000.04711.59
5.0.10.0030.04011.59
5.0.00.0070.06011.59
4.4.90.0030.03311.59
4.4.80.0070.03011.59
4.4.70.0070.03311.59
4.4.60.0000.03311.59
4.4.50.0030.02311.59
4.4.40.0000.05311.59
4.4.30.0070.03311.59
4.4.20.0000.03711.59
4.4.10.0000.02311.59
4.4.00.0030.05011.59
4.3.110.0030.03011.59
4.3.100.0070.02711.59
4.3.90.0100.02711.59
4.3.80.0070.03311.59
4.3.70.0000.02311.59
4.3.60.0030.03311.59
4.3.50.0030.03711.59
4.3.40.0030.05311.59
4.3.30.0000.03711.59
4.3.20.0030.03011.59
4.3.10.0070.01711.59
4.3.00.0000.03711.59

preferences:
44.31 ms | 400 KiB | 5 Q