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, 1, -1)); print_r($Ar); print_r(explode("~", $Ar[0])); $A = count($Arrr) > 0 ? "µ".implode("µµ", $Arrr)."µ" : ""; print_r($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)
8.3.60.0140.00018.68
8.3.50.0160.00321.90
8.3.40.0180.00018.72
8.3.30.0070.01018.88
8.3.20.0000.00720.34
8.3.10.0000.00820.48
8.3.00.0080.00019.38
8.2.180.0140.00716.88
8.2.170.0090.00622.96
8.2.160.0140.00020.52
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0070.00022.23
8.2.110.0040.00422.26
8.2.100.0040.00719.24
8.2.90.0030.00619.34
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0000.01217.80
8.2.50.0060.00318.07
8.2.40.0040.00418.15
8.2.30.0000.00719.44
8.2.20.0040.00417.93
8.2.10.0060.00318.09
8.2.00.0040.00417.93
8.1.280.0070.01125.92
8.1.270.0050.00322.14
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0040.00423.97
8.1.230.0040.00819.02
8.1.220.0050.00317.79
8.1.210.0060.00318.77
8.1.200.0090.00017.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.53
8.1.160.0000.00721.94
8.1.150.0000.00818.86
8.1.140.0040.00417.46
8.1.130.0030.00317.75
8.1.120.0000.00817.45
8.1.110.0080.00017.34
8.1.100.0030.00317.40
8.1.90.0040.00317.38
8.1.80.0040.00317.47
8.1.70.0000.00717.42
8.1.60.0080.00017.47
8.1.50.0050.00317.48
8.1.40.0090.00017.55
8.1.30.0000.00817.56
8.1.20.0000.00917.58
8.1.10.0000.00717.47
8.1.00.0000.00717.59
8.0.300.0030.00318.77
8.0.290.0000.00716.75
8.0.280.0000.00718.34
8.0.270.0080.00017.18
8.0.260.0000.00817.26
8.0.250.0030.00316.96
8.0.240.0000.00816.93
8.0.230.0030.00316.91
8.0.220.0000.00716.90
8.0.210.0000.00716.94
8.0.200.0060.00016.89
8.0.190.0050.00316.96
8.0.180.0000.00816.98
8.0.170.0000.00817.01
8.0.160.0030.00416.95
8.0.150.0030.00516.87
8.0.140.0080.00016.84
8.0.130.0050.00013.48
8.0.120.0000.00816.89
8.0.110.0050.00216.95
8.0.100.0070.00016.98
8.0.90.0000.00816.87
8.0.80.0030.01316.88
8.0.70.0070.00016.96
8.0.60.0040.00416.84
8.0.50.0040.00416.96
8.0.30.0100.00917.10
8.0.20.0130.00517.40
8.0.10.0000.00716.91
8.0.00.0100.00716.88
7.4.330.0000.00515.00
7.4.320.0030.00316.42
7.4.300.0060.00016.63
7.4.290.0000.00616.50
7.4.280.0000.00616.54
7.4.270.0040.00416.62
7.4.260.0030.00316.43
7.4.250.0000.00916.47
7.4.240.0040.00316.46
7.4.230.0030.00316.62
7.4.220.0130.01316.53
7.4.210.0070.00716.42
7.4.200.0070.00016.70
7.4.160.0060.00916.40
7.4.150.0060.01217.40
7.4.140.0100.00817.86
7.4.130.0040.01216.60
7.4.120.0050.01216.57
7.4.110.0060.01116.55
7.4.100.0100.00716.36
7.4.90.0030.01316.60
7.4.80.0060.01219.39
7.4.70.0080.00816.39
7.4.60.0110.00716.48
7.4.50.0080.00016.24
7.4.40.0170.00316.45
7.4.30.0120.00416.57
7.4.00.0060.01014.74
7.3.330.0000.00613.12
7.3.320.0000.00613.13
7.3.310.0000.00716.39
7.3.300.0000.00616.26
7.3.290.0090.00616.29
7.3.280.0080.00916.34
7.3.270.0060.01117.40
7.3.260.0170.00016.48
7.3.250.0110.00816.46
7.3.240.0120.00816.43
7.3.230.0120.00316.39
7.3.210.0060.01216.24
7.3.200.0130.01019.39
7.3.190.0120.01216.43
7.3.180.0000.01616.45
7.3.170.0060.00916.57
7.3.160.0070.01016.45
7.2.330.0060.01316.58
7.2.320.0100.00716.40
7.2.310.0040.01416.71
7.2.300.0030.01416.71
7.2.290.0030.01316.52
7.2.60.0280.00016.61
7.2.00.0030.00919.40
7.1.200.0030.01015.75
7.1.100.0030.00618.16
7.1.70.0030.01017.12
7.1.60.0180.00619.12
7.1.50.0100.01316.95
7.1.00.0030.07722.45
7.0.200.0040.00416.70
7.0.140.0070.07022.12
7.0.60.0130.03720.01
7.0.50.0100.08017.87
7.0.40.0130.03720.26
7.0.30.0230.04720.11
7.0.20.0200.04320.33
7.0.10.0070.07320.20
7.0.00.0000.05020.15
5.6.280.0030.07320.92
5.6.210.0070.08320.70
5.6.200.0000.04318.24
5.6.190.0030.08020.39
5.6.180.0470.07320.47
5.6.170.0170.04020.44
5.6.160.0230.06320.48
5.6.150.0070.06018.25
5.6.140.0070.06318.27
5.6.130.0000.06718.28
5.6.120.0000.08020.71
5.6.110.0030.04021.11
5.6.100.0130.08020.98
5.6.90.0170.07321.01
5.6.80.0100.05720.39
5.5.350.0170.07720.43
5.5.340.0030.04018.08
5.5.330.0070.06020.19
5.5.320.0030.04320.14
5.5.310.0230.05320.35
5.5.300.0030.07717.95
5.5.290.0100.06317.96
5.5.280.0130.04720.87
5.5.270.0170.08020.74
5.5.260.0070.08320.72
5.5.250.0030.06720.45
5.5.240.0100.08020.28
5.4.450.0430.03719.45
5.4.440.0130.05019.56
5.4.430.0130.05019.51
5.4.420.0170.04719.51
5.4.410.0370.04319.35
5.4.400.0530.02719.26
5.4.390.0400.05319.00
5.4.380.0430.06318.76
5.4.370.0200.05718.71
5.4.360.0230.05318.59
5.4.350.0230.05718.79
5.4.340.0400.05318.45
5.4.320.0100.03812.48
5.4.310.0040.04012.48
5.4.300.0060.03612.48
5.4.290.0060.04812.48
5.4.280.0090.03712.38
5.4.270.0080.03512.38
5.4.260.0060.03912.38
5.4.250.0060.03712.38
5.4.240.0080.03312.38
5.4.230.0110.04012.37
5.4.220.0080.03412.37
5.4.210.0090.03712.37
5.4.200.0070.04112.37
5.4.190.0060.03712.37
5.4.180.0060.03512.37
5.4.170.0050.04112.38
5.4.160.0050.03512.37
5.4.150.0070.03812.37
5.4.140.0070.03912.05
5.4.130.0030.03812.04
5.4.120.0070.03312.00
5.4.110.0060.03412.00
5.4.100.0040.03611.99
5.4.90.0040.03812.00
5.4.80.0060.04112.00
5.4.70.0150.02811.99
5.4.60.0080.03611.99
5.4.50.0030.03711.99
5.4.40.0120.02911.98
5.4.30.0050.03711.98
5.4.20.0080.03411.98
5.4.10.0090.03411.98
5.4.00.0050.03511.47
5.3.290.0060.03812.80
5.3.280.0050.03912.71
5.3.270.0050.03912.72
5.3.260.0060.03912.72
5.3.250.0090.03712.71
5.3.240.0060.03612.72
5.3.230.0070.03612.71
5.3.220.0080.03512.68
5.3.210.0040.03912.68
5.3.200.0040.03712.68
5.3.190.0080.03812.68
5.3.180.0080.03312.67
5.3.170.0060.03612.66
5.3.160.0070.03512.67
5.3.150.0060.04112.68
5.3.140.0060.04412.66
5.3.130.0090.04112.66
5.3.120.0070.04512.66
5.3.110.0090.03812.65
5.3.100.0050.04212.12
5.3.90.0080.03812.09
5.3.80.0080.03712.08
5.3.70.0040.03912.08
5.3.60.0050.03712.06
5.3.50.0070.03512.03
5.3.40.0070.04312.02
5.3.30.0030.04411.97
5.3.20.0060.03611.75
5.3.10.0080.03711.71
5.3.00.0030.03811.70
5.2.170.0030.0319.21
5.2.160.0040.0299.21
5.2.150.0060.0289.21
5.2.140.0030.0329.21
5.2.130.0060.0289.16
5.2.120.0070.0269.16
5.2.110.0090.0359.18
5.2.100.0050.0279.17
5.2.90.0040.0339.16
5.2.80.0060.0299.16
5.2.70.0030.0319.16
5.2.60.0050.0349.11
5.2.50.0030.0329.09
5.2.40.0050.0359.06
5.2.30.0060.0319.04
5.2.20.0060.0319.03
5.2.10.0040.0338.94
5.2.00.0020.0338.80
5.1.60.0030.0298.07
5.1.50.0070.0218.07
5.1.40.0070.0218.04
5.1.30.0020.0298.39
5.1.20.0030.0278.41
5.1.10.0040.0258.14
5.1.00.0030.0308.14
5.0.50.0040.0236.63
5.0.40.0040.0176.49
5.0.30.0040.0296.30
5.0.20.0040.0186.27
5.0.10.0030.0226.25
5.0.00.0040.0296.23
4.4.90.0020.0154.77
4.4.80.0030.0254.76
4.4.70.0020.0154.76
4.4.60.0020.0154.76
4.4.50.0020.0164.77
4.4.40.0060.0294.71
4.4.30.0040.0144.76
4.4.20.0050.0134.84
4.4.10.0030.0184.85
4.4.00.0000.0304.76
4.3.110.0050.0184.67
4.3.100.0030.0204.66
4.3.90.0030.0134.63
4.3.80.0040.0224.58
4.3.70.0030.0204.63
4.3.60.0020.0214.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0020.0173.30
4.3.20.0040.0143.27
4.3.10.0020.0153.23
4.3.00.0000.02016.73

preferences:
42.81 ms | 401 KiB | 5 Q