3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [0,1,2,3,4,5]; for($row = 1; $row < count($arr); $row++) { echo $row - 1; } echo "\n\n"; for($row = 0; $row < count($arr) - 1; $row++) { echo $row; }

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)
8.5.30.0120.00619.30
8.5.20.0080.01019.52
8.5.10.0090.00916.74
8.5.00.0130.00819.78
8.4.180.0110.01119.30
8.4.170.0130.01020.47
8.4.160.0090.01423.77
8.4.150.0070.00816.84
8.4.140.0180.00917.40
8.4.130.0100.00918.78
8.4.120.0100.00824.13
8.4.110.0100.00620.57
8.4.100.0050.00518.82
8.4.90.0110.00922.36
8.4.80.0130.00820.38
8.4.70.0090.01117.80
8.4.60.0160.00418.68
8.4.50.0120.00818.51
8.4.40.0130.00619.42
8.4.30.0100.01017.48
8.4.20.0100.01018.47
8.4.10.0040.00417.51
8.3.300.0150.00720.82
8.3.290.0120.00920.75
8.3.280.0110.01018.21
8.3.270.0120.00916.54
8.3.260.0080.00916.46
8.3.250.0120.00618.78
8.3.240.0110.00917.16
8.3.230.0100.00816.48
8.3.220.0110.00718.82
8.3.210.0130.00416.63
8.3.200.0050.00316.73
8.3.190.0100.00918.77
8.3.180.0120.00717.21
8.3.170.0170.00320.63
8.3.160.0040.00416.44
8.3.150.0130.00719.03
8.3.140.0080.00016.49
8.3.130.0060.00316.48
8.3.120.0090.00018.92
8.3.110.0030.00620.94
8.3.100.0050.00324.06
8.3.90.0080.00026.77
8.3.80.0060.00317.97
8.3.70.0140.00418.22
8.3.60.0150.00018.16
8.3.50.0110.00918.36
8.3.40.0110.00418.67
8.3.30.0150.00018.77
8.3.20.0040.00418.60
8.3.10.0040.00421.89
8.3.00.0040.00421.78
8.2.300.0110.01022.20
8.2.290.0130.00620.30
8.2.280.0100.00918.19
8.2.270.0140.00417.15
8.2.260.0090.00616.32
8.2.250.0040.00416.39
8.2.240.0040.00417.09
8.2.230.0000.01122.58
8.2.220.0030.00637.54
8.2.210.0040.00426.77
8.2.200.0060.00316.34
8.2.190.0140.00018.27
8.2.180.0070.00718.01
8.2.170.0090.01222.96
8.2.160.0100.00322.18
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00421.04
8.2.120.0080.00026.35
8.2.110.0030.00721.13
8.2.100.0070.00417.91
8.2.90.0060.00317.50
8.2.80.0050.00317.97
8.2.70.0050.00317.92
8.2.60.0030.00518.02
8.2.50.0000.00818.10
8.2.40.0020.00520.50
8.2.30.0040.00420.61
8.2.20.0000.00817.99
8.2.10.0040.00418.17
8.2.00.0040.00418.06
8.1.340.0120.00721.65
8.1.330.0090.01021.75
8.1.320.0080.00717.72
8.1.310.0070.00016.28
8.1.300.0060.01220.25
8.1.290.0030.00630.84
8.1.280.0110.01125.92
8.1.270.0080.00020.32
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00617.35
8.1.230.0110.00017.76
8.1.220.0000.00817.76
8.1.210.0030.00518.77
8.1.200.0000.01017.35
8.1.190.0040.00419.14
8.1.180.0050.00318.10
8.1.170.0080.00018.55
8.1.160.0080.00018.95
8.1.150.0030.00518.78
8.1.140.0040.00418.76
8.1.130.0030.00520.26
8.1.120.0050.00317.42
8.1.110.0030.00617.36
8.1.100.0040.00417.36
8.1.90.0050.00317.46
8.1.80.0050.00217.47
8.1.70.0000.00717.36
8.1.60.0090.00017.51
8.1.50.0040.00417.45
8.1.40.0020.00517.44
8.1.30.0030.00517.60
8.1.20.0000.00717.61
8.1.10.0040.00417.37
8.1.00.0030.00517.46
8.0.300.0050.00318.80
8.0.290.0000.00816.58
8.0.280.0050.00318.50
8.0.270.0030.00317.17
8.0.260.0030.00620.22
8.0.250.0030.00316.85
8.0.240.0000.00616.97
8.0.230.0030.00616.88
8.0.220.0000.00716.85
8.0.210.0040.00416.84
8.0.200.0000.00616.85
8.0.190.0050.00216.75
8.0.180.0040.00416.80
8.0.170.0030.00616.84
8.0.160.0080.00016.95
8.0.150.0070.00016.72
8.0.140.0070.00316.72
8.0.130.0050.00013.33
8.0.120.0040.00416.85
8.0.110.0080.00016.69
8.0.100.0030.00616.95
8.0.90.0040.00416.82
8.0.80.0100.00816.82
8.0.70.0040.00416.93
8.0.60.0000.00816.86
8.0.50.0000.00816.88
8.0.30.0120.00617.07
8.0.20.0110.00717.40
8.0.10.0000.00716.99
8.0.00.0080.00816.73
7.4.330.0000.00515.55
7.4.320.0030.00316.64
7.4.300.0030.00316.51
7.4.290.0030.00316.39
7.4.280.0000.00716.59
7.4.270.0050.00316.48
7.4.260.0070.00316.57
7.4.250.0050.00316.53
7.4.240.0030.00316.62
7.4.230.0040.00416.57
7.4.220.0000.00816.34
7.4.210.0100.00716.52
7.4.200.0050.00316.55
7.4.160.0120.00716.47
7.4.140.0100.00717.86
7.4.130.0140.00316.49
7.4.120.0090.00816.46
7.4.110.0100.01016.47
7.4.100.0180.00916.33
7.4.90.0140.00616.52
7.4.80.0150.00619.39
7.4.70.0080.00816.58
7.4.60.0030.01516.51
7.4.50.0060.00616.34
7.4.40.0130.00916.59
7.4.00.0090.00615.17
7.3.330.0000.00513.20
7.3.320.0050.00013.15
7.3.310.0000.00716.13
7.3.300.0000.00716.27
7.3.290.0030.00316.30
7.3.280.0080.00916.28
7.3.260.0110.00916.37
7.3.240.0080.00916.46
7.3.230.0130.00316.40
7.3.210.0140.00316.51
7.3.200.0070.01016.20
7.3.190.0060.01516.51
7.3.180.0060.00916.28
7.3.170.0160.00016.27
7.3.160.0080.01616.34
7.2.330.0060.01216.49
7.2.320.0100.00716.70
7.2.310.0160.00016.53
7.2.300.0110.01116.38
7.2.290.0050.01316.81
7.2.100.0620.00614.63
7.2.90.0660.00314.77
7.2.80.0610.00614.73
7.2.70.0590.01014.83
7.2.60.0570.00714.83
7.2.50.0580.01014.79
7.2.40.0590.00615.06
7.2.30.0680.00614.89
7.2.20.0690.01014.90
7.2.10.0840.01014.64
7.2.00.0700.01614.59
7.1.220.1120.00413.68
7.1.210.0670.00713.90
7.1.200.0670.00314.13
7.1.190.0610.00613.85
7.1.180.0560.01613.80
7.1.170.0590.00313.88
7.1.160.0530.01013.82
7.1.150.0550.01014.09
7.1.140.0700.00013.77
7.1.130.0820.01013.82
7.1.120.0680.00313.92
7.1.110.0840.00914.08
7.1.100.1910.00613.96
7.1.90.0640.00713.97
7.1.80.0970.00013.93
7.1.70.0850.00713.93
7.1.60.1060.00631.82
7.1.50.0750.00931.86
7.1.40.0790.00631.96
7.1.30.0740.01331.92
7.1.20.0300.01231.56
7.1.10.0640.00313.61
7.1.00.0600.01213.66
5.6.380.0100.00314.38

preferences:
48.51 ms | 1438 KiB | 5 Q