3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = "µPhysik I~1µ"; $Ar = explode("µµ", substr($A, 1, -1)); print_r($Ar); $A = count($Ar) > 0 ? "µ".implode("µµ", $Ar)."µ" : ""; print_r($A); $Ar = explode("µµ", substr($A, 2, -2)); print_r($Ar); print_r(explode("~", $Ar[0]));

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)
8.3.60.0080.00618.18
8.3.50.0180.00321.92
8.3.40.0090.00618.55
8.3.30.0130.00318.96
8.3.20.0040.00420.17
8.3.10.0120.00320.56
8.3.00.0050.00319.26
8.2.180.0070.01116.38
8.2.170.0140.00022.96
8.2.160.0060.00820.49
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00722.07
8.2.110.0040.00421.98
8.2.100.0120.00417.72
8.2.90.0030.00519.20
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00317.93
8.2.50.0000.00918.07
8.2.40.0030.00618.31
8.2.30.0040.00419.48
8.2.20.0040.00417.76
8.2.10.0040.00418.07
8.2.00.0080.00017.76
8.1.280.0100.00725.92
8.1.270.0080.00022.10
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0090.00023.76
8.1.230.0090.00319.07
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.36
8.1.190.0080.00017.35
8.1.180.0000.00718.10
8.1.170.0040.00418.56
8.1.160.0040.00422.00
8.1.150.0040.00418.78
8.1.140.0080.00017.49
8.1.130.0040.00417.85
8.1.120.0030.00417.46
8.1.110.0000.00717.43
8.1.100.0070.00017.30
8.1.90.0050.00317.35
8.1.80.0040.00417.43
8.1.70.0030.00517.38
8.1.60.0080.00017.58
8.1.50.0060.00317.41
8.1.40.0000.00817.43
8.1.30.0040.00417.57
8.1.20.0040.00417.62
8.1.10.0040.00417.46
8.1.00.0030.00617.41
8.0.300.0000.00818.77
8.0.290.0060.00316.75
8.0.280.0050.00318.30
8.0.270.0000.00717.24
8.0.260.0000.00617.25
8.0.250.0000.00716.92
8.0.240.0030.00516.89
8.0.230.0040.00416.94
8.0.220.0030.00316.87
8.0.210.0030.00316.84
8.0.200.0030.00316.98
8.0.190.0040.00416.94
8.0.180.0000.00916.86
8.0.170.0040.00416.88
8.0.160.0070.00016.77
8.0.150.0000.00716.84
8.0.140.0030.00316.72
8.0.130.0030.00313.32
8.0.120.0000.00816.86
8.0.110.0000.00716.87
8.0.100.0000.00716.78
8.0.90.0030.00416.95
8.0.80.0140.00716.75
8.0.70.0040.00416.74
8.0.60.0000.00716.85
8.0.50.0040.00416.84
8.0.30.0090.00917.14
8.0.20.0130.00917.40
8.0.10.0050.00217.01
8.0.00.0080.00916.77
7.4.330.0060.00015.00
7.4.320.0040.00416.59
7.4.300.0030.00316.54
7.4.290.0030.00316.50
7.4.280.0000.00716.58
7.4.270.0030.00316.48
7.4.260.0030.00316.56
7.4.250.0040.00416.50
7.4.240.0030.00316.48
7.4.230.0000.00716.59
7.4.220.0150.00416.70
7.4.210.0100.00316.53
7.4.200.0030.00316.69
7.4.160.0180.00316.55
7.4.150.0150.00917.40
7.4.140.0130.00517.86
7.4.130.0060.01016.38
7.4.120.0070.01016.43
7.4.110.0090.00616.31
7.4.100.0040.01416.57
7.4.90.0140.01016.41
7.4.80.0070.01019.39
7.4.70.0120.00816.46
7.4.60.0060.01116.37
7.4.50.0000.00916.53
7.4.40.0060.01016.29
7.4.30.0130.00316.22
7.4.00.0080.00814.80
7.3.330.0000.00613.07
7.3.320.0000.00513.23
7.3.310.0070.00016.19
7.3.300.0030.00316.23
7.3.290.0140.00316.29
7.3.280.0080.00816.29
7.3.270.0180.00617.40
7.3.260.0170.00316.36
7.3.250.0100.00816.29
7.3.240.0120.00616.25
7.3.230.0150.00916.39
7.3.210.0050.01116.29
7.3.200.0080.01219.39
7.3.190.0060.01616.54
7.3.180.0060.01016.34
7.3.170.0090.01216.34
7.3.160.0120.00416.27
7.2.330.0040.01316.62
7.2.320.0170.00016.72
7.2.310.0150.00316.49
7.2.300.0030.01216.68
7.2.290.0100.00716.73
7.2.60.0000.01216.63
7.2.00.0000.01619.63
7.1.200.0090.00015.73
7.1.100.0060.00618.02
7.1.70.0000.00717.24
7.1.60.0140.01119.12
7.1.50.0120.01216.96
7.1.00.0070.07322.28
7.0.200.0060.00316.60
7.0.140.0070.07321.92
7.0.60.0070.08019.81
7.0.50.0070.08317.96
7.0.40.0070.04320.30
7.0.30.0270.08720.20
7.0.20.0400.06720.21
7.0.10.0100.05020.06
7.0.00.0030.08320.32
5.6.280.0070.07020.91
5.6.210.0000.09020.47
5.6.200.0070.08018.16
5.6.190.0070.04320.41
5.6.180.0270.05020.45
5.6.170.0270.07320.71
5.6.160.0200.07020.61
5.6.150.0100.07018.14
5.6.140.0100.07718.11
5.6.130.0030.07718.14
5.6.120.0030.08320.96
5.6.110.0130.07720.96
5.6.100.0000.06320.93
5.6.90.0030.05320.99
5.6.80.0170.06320.37
5.5.350.3370.03720.33
5.5.340.0100.08018.00
5.5.330.0030.07020.25
5.5.320.0430.05720.27
5.5.310.0130.04320.34
5.5.300.0070.08717.95
5.5.290.0030.07017.97
5.5.280.0330.04020.94
5.5.270.0070.09020.89
5.5.260.0030.08020.86
5.5.250.0100.03720.61
5.5.240.0100.07020.14
5.4.450.0230.05019.55
5.4.440.0070.05019.49
5.4.430.0930.04019.45
5.4.420.0300.05019.41
5.4.410.0430.04019.34
5.4.400.0300.03718.95
5.4.390.0100.04018.87
5.4.380.0270.05318.46
5.4.370.0430.06318.79
5.4.360.0370.06318.76
5.4.350.0470.07318.78
5.4.340.0200.06018.68
5.4.320.0070.04712.48
5.4.310.0030.04112.48
5.4.300.0090.04112.48
5.4.290.0090.03512.48
5.4.280.0070.03512.38
5.4.270.0050.03712.38
5.4.260.0050.03712.38
5.4.250.0030.04612.38
5.4.240.0050.03712.38
5.4.230.0090.03512.37
5.4.220.0050.03712.37
5.4.210.0050.03812.37
5.4.200.0120.03412.37
5.4.190.0070.03612.36
5.4.180.0050.03812.36
5.4.170.0060.03612.38
5.4.160.0110.03112.37
5.4.150.0070.03412.37
5.4.140.0080.03612.05
5.4.130.0050.03612.04
5.4.120.0080.03712.00
5.4.110.0050.03911.99
5.4.100.0040.03712.00
5.4.90.0070.03612.00
5.4.80.0080.04611.99
5.4.70.0040.03711.99
5.4.60.0070.03311.99
5.4.50.0080.03411.99
5.4.40.0060.03811.98
5.4.30.0080.03311.98
5.4.20.0050.03511.98
5.4.10.0050.03611.98
5.4.00.0080.03711.47
5.3.290.0050.03912.80
5.3.280.0060.04112.71
5.3.270.0100.03412.73
5.3.260.0050.03912.72
5.3.250.0080.03512.71
5.3.240.0050.03812.72
5.3.230.0080.03612.71
5.3.220.0060.03612.68
5.3.210.0080.03612.68
5.3.200.0090.03412.68
5.3.190.0060.03912.68
5.3.180.0060.03612.67
5.3.170.0070.03412.67
5.3.160.0090.04112.67
5.3.150.0070.04612.67
5.3.140.0090.03912.66
5.3.130.0080.03912.66
5.3.120.0090.03912.66
5.3.110.0070.03812.66
5.3.100.0080.03412.12
5.3.90.0060.03512.09
5.3.80.0030.03912.07
5.3.70.0090.03312.08
5.3.60.0070.03512.07
5.3.50.0060.04112.01
5.3.40.0080.03312.01
5.3.30.0030.03611.97
5.3.20.0050.03611.75
5.3.10.0050.03511.71
5.3.00.0040.03711.70
5.2.170.0050.0419.21
5.2.160.0050.0309.20
5.2.150.0040.0309.20
5.2.140.0050.0299.20
5.2.130.0040.0289.16
5.2.120.0040.0299.16
5.2.110.0030.0309.17
5.2.100.0050.0279.16
5.2.90.0080.0259.17
5.2.80.0050.0299.16
5.2.70.0020.0329.16
5.2.60.0070.0279.12
5.2.50.0040.0309.08
5.2.40.0060.0279.06
5.2.30.0020.0319.04
5.2.20.0050.0329.02
5.2.10.0030.0328.93
5.2.00.0040.0298.79
5.1.60.0010.0278.06
5.1.50.0080.0308.06
5.1.40.0030.0268.04
5.1.30.0020.0278.39
5.1.20.0050.0338.41
5.1.10.0070.0348.14
5.1.00.0090.0268.14
5.0.50.0020.0276.61
5.0.40.0030.0216.48
5.0.30.0040.0306.28
5.0.20.0060.0166.26
5.0.10.0020.0216.23
5.0.00.0050.0326.23
4.4.90.0030.0154.78
4.4.80.0050.0134.75
4.4.70.0040.0184.76
4.4.60.0000.0184.75
4.4.50.0040.0154.77
4.4.40.0020.0284.71
4.4.30.0050.0134.76
4.4.20.0030.0164.85
4.4.10.0030.0154.85
4.4.00.0020.0274.76
4.3.110.0040.0184.66
4.3.100.0050.0154.66
4.3.90.0040.0154.63
4.3.80.0030.0244.59
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0010.0174.63
4.3.40.0030.0244.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0170.01716.73

preferences:
44.68 ms | 401 KiB | 5 Q