3v4l.org

run code in 300+ PHP versions simultaneously
<?php $base = array( 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'); echo $base[2];

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)
8.3.60.0110.00416.38
8.3.50.0170.00422.82
8.3.40.0110.00318.97
8.3.30.0110.00719.08
8.3.20.0040.00420.34
8.3.10.0000.00823.48
8.3.00.0080.00019.14
8.2.180.0030.01316.75
8.2.170.0070.00722.96
8.2.160.0110.00420.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0130.00326.16
8.2.120.0050.00221.04
8.2.110.0060.00619.20
8.2.100.0030.00717.91
8.2.90.0040.00418.03
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00518.03
8.2.50.0040.00418.07
8.2.40.0030.00618.09
8.2.30.0000.00718.13
8.2.20.0080.00017.74
8.2.10.0040.00418.04
8.2.00.0040.00417.53
8.1.280.0080.00825.92
8.1.270.0040.00423.80
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0000.00922.54
8.1.230.0040.00820.84
8.1.220.0060.00317.74
8.1.210.0080.00018.79
8.1.200.0040.00417.35
8.1.190.0000.00817.23
8.1.180.0040.00419.01
8.1.170.0030.00618.61
8.1.160.0000.00721.95
8.1.150.0030.00518.73
8.1.140.0040.00417.38
8.1.130.0000.00717.82
8.1.120.0000.00717.43
8.1.110.0080.00017.39
8.1.100.0000.00917.41
8.1.90.0000.00717.27
8.1.80.0100.00217.42
8.1.70.0000.00717.25
8.1.60.0000.00817.45
8.1.50.0030.00617.34
8.1.40.0060.00617.45
8.1.30.0040.00417.57
8.1.20.0080.00017.55
8.1.10.0040.00417.46
8.1.00.0020.00517.39
8.0.300.0070.00020.03
8.0.290.0000.00716.63
8.0.280.0050.00318.43
8.0.270.0030.00317.30
8.0.260.0030.00317.14
8.0.250.0000.00716.92
8.0.240.0000.00816.99
8.0.230.0040.00416.76
8.0.220.0000.00616.83
8.0.210.0030.00316.73
8.0.200.0030.00316.81
8.0.190.0040.00416.75
8.0.180.0040.00316.83
8.0.170.0000.00816.80
8.0.160.0030.00316.83
8.0.150.0030.00316.79
8.0.140.0040.00416.79
8.0.130.0060.00013.29
8.0.120.0050.00316.77
8.0.110.0050.00216.79
8.0.100.0070.00016.80
8.0.90.0000.00816.62
8.0.80.0000.02016.86
8.0.70.0000.00816.73
8.0.60.0070.00016.86
8.0.50.0070.00016.66
8.0.30.0150.00817.03
8.0.20.0120.00717.40
8.0.10.0040.00416.91
8.0.00.0090.00916.70
7.4.330.0030.00315.06
7.4.320.0030.00316.54
7.4.300.0000.00716.44
7.4.290.0050.00316.54
7.4.280.0040.00416.43
7.4.270.0000.00716.35
7.4.260.0040.00416.35
7.4.250.0080.00016.41
7.4.240.0020.00516.46
7.4.230.0030.00316.51
7.4.220.0070.01016.48
7.4.210.0090.00616.42
7.4.200.0000.00716.18
7.4.160.0080.00816.58
7.4.150.0090.00917.40
7.4.140.0070.01217.86
7.4.130.0110.00716.60
7.4.120.0070.01016.63
7.4.110.0050.01116.57
7.4.100.0120.00616.44
7.4.90.0060.01116.59
7.4.80.0190.00319.39
7.4.70.0100.01316.43
7.4.60.0040.01216.48
7.4.50.0030.00616.29
7.4.40.0090.00816.52
7.4.30.0060.01016.36
7.4.00.0030.01515.11
7.3.330.0030.00313.18
7.3.320.0060.00013.08
7.3.310.0040.00416.33
7.3.300.0030.00316.24
7.3.290.0060.00916.14
7.3.280.0100.00716.18
7.3.270.0110.00717.40
7.3.260.0110.01416.47
7.3.250.0090.00716.27
7.3.240.0100.00716.57
7.3.230.0080.00816.56
7.3.210.0100.00716.44
7.3.200.0060.01219.39
7.3.190.0100.00716.23
7.3.180.0080.00816.15
7.3.170.0060.01016.43
7.3.160.0100.01016.21
7.2.330.0100.00716.43
7.2.320.0030.01316.71
7.2.310.0070.01016.36
7.2.300.0140.00716.36
7.2.290.0100.00716.62
7.2.00.0030.00919.35
7.1.100.0070.00717.96
7.1.70.0030.00917.00
7.1.60.0160.00619.40
7.1.50.0170.00716.54
7.1.00.0070.07322.28
7.0.200.0000.00716.71
7.0.140.0030.07321.96
7.0.60.0070.08719.93
7.0.50.0100.04017.90
7.0.40.0100.07720.02
7.0.30.0330.07020.09
7.0.20.0230.04020.20
7.0.10.0070.05020.08
7.0.00.0000.07720.16
5.6.280.0030.07321.02
5.6.210.0070.03720.52
5.6.200.0070.08018.25
5.6.190.0070.05720.64
5.6.180.0270.03320.60
5.6.170.0270.04320.54
5.6.160.0000.04320.51
5.6.150.0070.06018.21
5.6.140.0030.06018.21
5.6.130.0100.05018.23
5.6.120.0070.04021.03
5.6.110.0130.08321.08
5.6.100.0170.05721.11
5.6.90.0070.08721.04
5.6.80.0030.08320.41
5.5.350.0000.08720.43
5.5.340.0000.06718.01
5.5.330.0070.04020.07
5.5.320.0230.04020.27
5.5.310.0400.06320.14
5.5.300.0100.07318.00
5.5.290.0070.04017.87
5.5.280.0170.07720.80
5.5.270.0130.06320.89
5.5.260.0070.09720.61
5.5.250.0200.06020.66
5.5.240.0270.07020.27
5.4.450.0400.04019.41
5.4.440.0300.05319.41
5.4.430.0470.04019.23
5.4.420.0170.04319.54
5.4.410.0070.05019.33
5.4.400.0970.03318.93
5.4.390.0130.04719.10
5.4.380.0170.05318.59
5.4.370.0630.06318.59
5.4.360.0930.05018.68
5.4.350.0930.05718.58
5.4.340.0970.07318.50
5.4.320.0040.03812.47
5.4.310.0030.04012.47
5.4.300.0060.03612.46
5.4.290.0070.03712.46
5.4.280.0040.03712.36
5.4.270.0070.03512.36
5.4.260.0060.03712.36
5.4.250.0100.03312.36
5.4.240.0080.03412.36
5.4.230.0060.03712.36
5.4.220.0080.03412.36
5.4.210.0070.03412.35
5.4.200.0070.03612.36
5.4.190.0050.03812.35
5.4.180.0090.03512.35
5.4.170.0080.03412.36
5.4.160.0050.03712.36
5.4.150.0040.03812.36
5.4.140.0060.03612.04
5.4.130.0080.03912.02
5.4.120.0040.03711.98
5.4.110.0070.05011.98
5.4.100.0070.04611.98
5.4.90.0050.03811.98
5.4.80.0060.04011.98
5.4.70.0080.04811.98
5.4.60.0100.03511.98
5.4.50.0080.03411.98
5.4.40.0060.03511.96
5.4.30.0060.03711.96
5.4.20.0070.03511.96
5.4.10.0050.03511.96
5.4.00.0060.03611.46
5.3.290.0060.04912.80
5.3.280.0100.03612.71
5.3.270.0090.05112.72
5.3.260.0080.04812.72
5.3.250.0090.03512.72
5.3.240.0040.03912.72
5.3.230.0060.03812.71
5.3.220.0060.03612.68
5.3.210.0090.03612.68
5.3.200.0070.03512.68
5.3.190.0090.03412.68
5.3.180.0040.03912.67
5.3.170.0050.04012.67
5.3.160.0060.03712.67
5.3.150.0060.03812.67
5.3.140.0070.03512.66
5.3.130.0070.03812.66
5.3.120.0050.04012.66
5.3.110.0020.04212.66
5.3.100.0060.03712.12
5.3.90.0100.03212.09
5.3.80.0080.03612.07
5.3.70.0100.03312.07
5.3.60.0080.03912.06
5.3.50.0060.03712.00
5.3.40.0050.03812.00
5.3.30.0090.03211.96
5.3.20.0090.04611.73
5.3.10.0090.04611.70
5.3.00.0130.04311.70
5.2.170.0060.0309.20
5.2.160.0040.0309.20
5.2.150.0040.0329.20
5.2.140.0070.0289.20
5.2.130.0040.0309.15
5.2.120.0070.0259.16
5.2.110.0040.0299.16
5.2.100.0070.0269.16
5.2.90.0040.0299.15
5.2.80.0040.0319.15
5.2.70.0050.0299.15
5.2.60.0020.0329.10
5.2.50.0050.0299.07
5.2.40.0050.0299.05
5.2.30.0050.0299.03
5.2.20.0050.0299.01
5.2.10.0050.0298.94
5.2.00.0060.0298.80
5.1.60.0070.0288.08
5.1.50.0080.0258.08
5.1.40.0050.0268.07
5.1.30.0080.0268.41
5.1.20.0040.0318.43
5.1.10.0050.0268.16
5.1.00.0040.0268.16
5.0.50.0050.0196.64
5.0.40.0050.0196.50
5.0.30.0030.0326.31
5.0.20.0090.0246.28
5.0.10.0040.0216.26
5.0.00.0050.0296.25
4.4.90.0030.0154.78
4.4.80.0030.0154.76
4.4.70.0050.0194.76
4.4.60.0030.0204.76
4.4.50.0030.0214.77
4.4.40.0020.0264.71
4.4.30.0020.0194.76
4.4.20.0040.0144.84
4.4.10.0040.0144.85
4.4.00.0030.0254.75
4.3.110.0020.0164.67
4.3.100.0020.0154.67
4.3.90.0050.0124.63
4.3.80.0030.0244.58
4.3.70.0070.0104.63
4.3.60.0050.0194.63
4.3.50.0070.0154.63
4.3.40.0040.0244.54
4.3.30.0040.0213.30
4.3.20.0040.0243.27
4.3.10.0030.0253.24
4.3.00.0130.01715.63

preferences:
41.82 ms | 401 KiB | 5 Q