3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'root'; for($i=0; $i<strlen($x);$i++){ print base_convert(ord($x[$i]), 10, 8); }

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)
8.3.70.0120.00618.28
8.3.60.0040.01116.63
8.3.50.0070.00921.92
8.3.40.0070.01418.84
8.3.30.0070.00718.92
8.3.20.0000.00720.16
8.3.10.0080.00023.61
8.3.00.0080.00019.79
8.2.180.0150.00716.75
8.2.170.0100.00322.96
8.2.160.0070.00720.41
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0100.01026.16
8.2.120.0060.00321.11
8.2.110.0060.00321.03
8.2.100.0040.00817.91
8.2.90.0000.00819.12
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0000.00817.93
8.2.50.0080.00018.07
8.2.40.0000.00918.28
8.2.30.0070.00018.38
8.2.20.0040.00417.75
8.2.10.0020.00518.05
8.2.00.0070.00017.63
8.1.280.0070.00725.92
8.1.270.0060.00323.71
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0090.00022.61
8.1.230.0090.00321.03
8.1.220.0050.00317.79
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0000.00817.23
8.1.180.0000.00718.10
8.1.170.0100.00018.44
8.1.160.0040.00421.83
8.1.150.0000.00718.43
8.1.140.0050.00317.34
8.1.130.0000.00717.84
8.1.120.0040.00417.38
8.1.110.0050.00317.29
8.1.100.0000.00717.37
8.1.90.0030.00317.39
8.1.80.0050.00317.38
8.1.70.0070.00017.38
8.1.60.0030.00617.52
8.1.50.0030.00617.44
8.1.40.0000.00817.45
8.1.30.0030.00617.54
8.1.20.0080.00017.50
8.1.10.0030.00517.48
8.1.00.0050.00317.50
8.0.300.0070.00318.77
8.0.290.0070.00016.75
8.0.280.0070.00018.42
8.0.270.0070.00017.27
8.0.260.0040.00417.22
8.0.250.0000.00716.98
8.0.240.0030.00317.03
8.0.230.0070.00016.77
8.0.220.0000.00616.82
8.0.210.0000.00716.82
8.0.200.0000.00716.90
8.0.190.0040.00716.88
8.0.180.0000.00716.86
8.0.170.0050.00316.89
8.0.160.0070.00016.77
8.0.150.0000.00816.72
8.0.140.0030.00516.65
8.0.130.0000.00513.30
8.0.120.0070.00016.69
8.0.110.0040.00416.79
8.0.100.0000.00716.66
8.0.90.0040.00416.79
8.0.80.0130.00316.71
8.0.70.0070.00016.92
8.0.60.0040.00416.83
8.0.50.0040.00416.89
8.0.30.0090.00916.98
8.0.20.0130.01217.40
8.0.10.0000.00716.95
8.0.00.0130.00816.84
7.4.330.0000.00615.15
7.4.320.0070.00016.34
7.4.300.0030.00316.55
7.4.290.0070.00016.54
7.4.280.0020.00516.56
7.4.270.0040.00416.40
7.4.260.0050.00416.52
7.4.250.0060.00316.41
7.4.240.0040.00416.49
7.4.230.0000.00616.48
7.4.220.0060.01616.61
7.4.210.0120.00916.45
7.4.200.0040.00416.41
7.4.160.0070.01016.44
7.4.150.0150.00317.40
7.4.140.0060.01017.86
7.4.130.0110.00716.44
7.4.120.0110.00616.38
7.4.110.0110.00516.53
7.4.100.0090.00916.46
7.4.90.0070.00916.48
7.4.80.0110.00919.39
7.4.70.0060.00916.41
7.4.60.0080.01116.34
7.4.50.0000.00516.08
7.4.40.0100.01016.48
7.4.30.0060.01116.37
7.4.00.0090.00814.91
7.3.330.0020.00213.09
7.3.320.0000.00613.13
7.3.310.0040.00416.41
7.3.300.0030.00316.24
7.3.290.0070.00716.29
7.3.280.0070.01216.35
7.3.270.0070.01617.40
7.3.260.0150.00316.51
7.3.250.0130.00516.31
7.3.240.0090.00916.53
7.3.230.0120.00316.51
7.3.210.0090.00916.49
7.3.200.0100.00719.39
7.3.190.0100.00716.29
7.3.180.0110.00416.29
7.3.170.0100.00716.48
7.3.160.0130.00316.43
7.3.120.0020.01314.93
7.3.110.0070.01114.72
7.3.100.0090.00614.96
7.3.90.0000.01014.84
7.3.80.0100.00714.78
7.3.70.0110.00414.67
7.3.60.0080.00414.63
7.3.50.0060.00914.84
7.3.40.0100.00614.89
7.3.30.0040.00814.87
7.3.20.0030.01016.77
7.3.10.0030.00916.38
7.3.00.0040.01116.71
7.2.330.0110.00616.57
7.2.320.0070.01116.75
7.2.310.0070.01016.61
7.2.300.0110.00516.75
7.2.290.0100.00716.42
7.2.250.0070.01415.24
7.2.240.0070.01115.25
7.2.230.0070.00415.22
7.2.220.0060.00915.05
7.2.210.0100.00614.85
7.2.200.0060.00615.09
7.2.190.0000.00915.16
7.2.180.0060.00914.95
7.2.170.0080.00615.03
7.1.330.0140.00016.05
7.1.320.0000.01715.89
7.1.310.0030.01515.77
7.1.300.0040.00815.79
7.1.290.0060.00915.95
7.1.280.0040.00715.77
7.1.270.0000.01115.82
7.1.260.0030.00915.89
7.1.100.0040.01117.91
7.1.70.0000.00817.33
7.1.60.0130.01019.70
7.1.50.0150.00417.04
7.1.00.0030.07722.54
7.0.200.0000.00816.79
7.0.140.0000.07722.01
7.0.60.0030.07019.91
7.0.50.0030.06317.80
7.0.40.0030.09020.09
7.0.30.0370.07020.17
7.0.20.0230.08720.04
7.0.10.0170.04020.04
7.0.00.0170.07320.19
5.6.280.0100.06721.12
5.6.210.0030.07020.72
5.6.200.0100.07718.16
5.6.190.0070.05320.47
5.6.180.0130.07720.67
5.6.170.0270.07320.50
5.6.160.0030.04020.48
5.6.150.0030.08018.16
5.6.140.0170.04318.18
5.6.130.0030.04018.16
5.6.120.0030.06021.00
5.6.110.0100.08320.96
5.6.100.0100.08321.04
5.6.90.0100.08320.99
5.6.80.0170.07020.36
5.6.70.4430.04320.50
5.5.350.0070.08320.43
5.5.340.0100.08017.95
5.5.330.0130.05320.23
5.5.320.0130.08020.34
5.5.310.0300.07320.31
5.5.300.0000.08017.95
5.5.290.0070.08717.98
5.5.280.0000.09020.73
5.5.270.0070.08720.74
5.5.260.0070.08720.72
5.5.250.0170.07720.54
5.5.240.0170.06720.25
5.4.450.0770.08319.25
5.4.440.0530.03743.92
5.4.430.0100.06043.89
5.4.420.0100.05043.91
5.4.410.0730.03343.90
5.4.400.0300.03743.89
5.4.390.0200.04343.87
5.4.380.0100.05318.46
5.4.370.0330.05718.67
5.4.360.0070.05718.61
5.4.350.0130.05318.62
5.4.340.0200.04318.68
5.4.320.0030.04312.46
5.4.310.0030.03912.45
5.4.300.0060.04112.45
5.4.290.0060.03812.45
5.4.280.0090.03612.35
5.4.270.0100.03912.35
5.4.260.0090.03812.35
5.4.250.0070.04212.35
5.4.240.0070.03512.35
5.4.230.0050.04612.34
5.4.220.0050.04012.34
5.4.210.0080.03312.34
5.4.200.0080.04912.34
5.4.190.0060.04012.34
5.4.180.0070.03712.34
5.4.170.0060.04012.35
5.4.160.0080.03812.34
5.4.150.0050.03512.34
5.4.140.0070.05012.03
5.4.130.0070.03612.01
5.4.120.0060.03911.97
5.4.110.0030.03811.96
5.4.100.0040.03611.96
5.4.90.0080.03511.96
5.4.80.0030.03911.96
5.4.70.0040.03511.96
5.4.60.0050.03411.96
5.4.50.0050.03911.96
5.4.40.0050.03411.95
5.4.30.0030.03811.95
5.4.20.0030.03611.95
5.4.10.0070.04111.95
5.4.00.0060.04111.43
5.3.290.0060.03912.80
5.3.280.0080.04012.71
5.3.270.0080.04012.72
5.3.260.0080.03912.72
5.3.250.0050.03712.72
5.3.240.0060.03712.72
5.3.230.0060.03712.70
5.3.220.0060.03612.68
5.3.210.0060.03812.68
5.3.200.0070.03512.68
5.3.190.0080.03412.68
5.3.180.0060.03612.67
5.3.170.0050.04612.67
5.3.160.0120.03012.68
5.3.150.0060.03612.67
5.3.140.0060.04012.66
5.3.130.0040.04112.66
5.3.120.0080.03712.66
5.3.110.0070.03712.66
5.3.100.0120.03412.12
5.3.90.0060.04012.08
5.3.80.0040.03712.08
5.3.70.0070.03512.07
5.3.60.0100.03312.06
5.3.50.0060.03712.00
5.3.40.0080.03712.00
5.3.30.0070.03711.95
5.3.20.0060.03511.72
5.3.10.0050.03511.70
5.3.00.0020.04011.68
5.2.170.0030.0329.18
5.2.160.0060.0289.18
5.2.150.0050.0299.17
5.2.140.0020.0329.18
5.2.130.0050.0289.14
5.2.120.0060.0269.13
5.2.110.0070.0329.14
5.2.100.0030.0299.14
5.2.90.0030.0309.14
5.2.80.0060.0289.14
5.2.70.0020.0329.14
5.2.60.0030.0319.09
5.2.50.0060.0359.05
5.2.40.0070.0269.04
5.2.30.0060.0309.01
5.2.20.0050.0369.00
5.2.10.0040.0278.93
5.2.00.0030.0308.79
5.1.60.0020.0258.07
5.1.50.0050.0238.07
5.1.40.0040.0248.05
5.1.30.0040.0268.40
5.1.20.0050.0308.43
5.1.10.0030.0278.15
5.1.00.0020.0278.15
5.0.50.0040.0276.63
5.0.40.0040.0186.49
5.0.30.0050.0306.30
5.0.20.0070.0166.27
5.0.10.0030.0196.25
5.0.00.0040.0366.24
4.4.90.0030.0164.78
4.4.80.0000.0204.75
4.4.70.0060.0214.76
4.4.60.0030.0214.75
4.4.50.0030.0154.77
4.4.40.0020.0254.70
4.4.30.0050.0134.76
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0030.0194.63
4.3.80.0030.0294.58
4.3.70.0050.0174.63
4.3.60.0010.0194.63
4.3.50.0040.0144.63
4.3.40.0030.0234.54
4.3.30.0020.0163.29
4.3.20.0020.0163.27
4.3.10.0030.0143.23
4.3.00.0030.01743.90

preferences:
38.62 ms | 401 KiB | 5 Q