3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = '0000410075007200' . '75006d002000490054'; $f = function ($offset, $step) use ($n) { $max = strlen($n); while ($offset < $max) { yield '0x' . substr($n, $offset, 2); $offset += $step + 2; } }; foreach ($f(4,2) as $n) { echo chr($n); }

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)
8.3.40.0110.00718.79
8.3.30.0100.00318.98
8.3.20.0040.00420.16
8.3.10.0070.00021.73
8.3.00.0000.00819.38
8.2.170.0110.00422.96
8.2.160.0000.01420.28
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0140.00026.16
8.2.120.0070.00022.25
8.2.110.0090.00022.08
8.2.100.0030.00917.91
8.2.90.0040.00419.21
8.2.80.0040.00417.97
8.2.70.0040.00717.38
8.2.60.0050.00317.79
8.2.50.0080.00018.07
8.2.40.0000.00819.88
8.2.30.0050.00219.89
8.2.20.0050.00317.66
8.2.10.0070.00018.01
8.2.00.0050.00717.74
8.1.270.0030.00624.02
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.75
8.1.230.0090.00319.01
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.47
8.1.190.0030.00517.13
8.1.180.0050.00318.10
8.1.170.0040.00418.66
8.1.160.0000.00721.93
8.1.150.0090.00018.65
8.1.140.0000.00717.52
8.1.130.0000.00717.83
8.1.120.0000.00717.34
8.1.110.0040.00417.36
8.1.100.0000.00717.48
8.1.90.0070.00017.54
8.1.80.0000.00717.47
8.1.70.0000.00717.44
8.1.60.0060.00317.63
8.1.50.0060.00317.39
8.1.40.0000.00817.57
8.1.30.0060.00317.58
8.1.20.0040.00417.49
8.1.10.0040.00417.57
8.1.00.0040.00417.49
8.0.300.0070.00020.73
8.0.290.0050.00217.18
8.0.280.0030.00318.45
8.0.270.0000.00817.25
8.0.260.0000.00717.26
8.0.250.0030.00316.88
8.0.240.0060.00016.91
8.0.230.0030.00316.91
8.0.220.0030.00317.00
8.0.210.0090.00017.00
8.0.200.0000.00616.92
8.0.190.0000.00816.98
8.0.180.0050.00216.96
8.0.170.0090.00017.02
8.0.160.0030.00317.03
8.0.150.0000.00716.85
8.0.140.0040.00416.93
8.0.130.0060.00013.41
8.0.120.0040.00416.84
8.0.110.0070.00016.79
8.0.100.0050.00217.02
8.0.90.0000.00817.00
8.0.80.0040.01116.84
8.0.70.0000.00916.88
8.0.60.0040.00416.90
8.0.50.0020.00516.90
8.0.30.0110.01017.06
8.0.20.0110.01117.41
8.0.10.0000.00817.02
8.0.00.0100.00716.86
7.4.330.0000.00515.07
7.4.320.0060.00016.50
7.4.300.0030.00316.59
7.4.290.0060.00316.51
7.4.280.0070.00316.35
7.4.270.0040.00416.58
7.4.260.0000.00716.49
7.4.250.0080.00016.55
7.4.240.0030.00516.51
7.4.230.0000.00716.57
7.4.220.0070.01016.45
7.4.210.0070.00716.57
7.4.200.0030.00316.48
7.4.190.0070.00016.50
7.4.160.0130.00316.50
7.4.150.0100.00717.40
7.4.140.0100.01217.86
7.4.130.0100.00716.54
7.4.120.0060.01116.50
7.4.110.0070.01016.49
7.4.100.0080.01116.68
7.4.90.0100.00716.47
7.4.80.0090.00819.39
7.4.70.0070.01016.49
7.4.60.0110.00716.55
7.4.50.0080.00016.47
7.4.40.0070.00722.77
7.4.30.0080.00816.56
7.4.00.0080.00614.95
7.3.330.0050.00013.29
7.3.320.0060.00013.19
7.3.310.0040.00416.45
7.3.300.0030.00316.49
7.3.290.0180.00316.39
7.3.280.0090.00816.42
7.3.270.0160.00817.40
7.3.260.0060.01516.40
7.3.250.0100.01116.38
7.3.240.0030.01316.63
7.3.230.0150.00316.57
7.3.210.0180.00316.66
7.3.200.0070.01619.39
7.3.190.0030.01816.56
7.3.180.0060.00916.64
7.3.170.0100.00616.40
7.3.160.0150.00016.45
7.3.120.0070.01014.76
7.3.110.0090.00614.96
7.3.100.0120.00414.88
7.3.90.0100.00715.14
7.3.80.0040.00714.64
7.3.70.0060.00914.67
7.3.60.0060.00314.86
7.3.50.0060.00614.89
7.3.40.0060.00614.89
7.3.30.0060.01014.81
7.3.20.0060.01316.32
7.3.10.0120.00516.55
7.3.00.0020.01216.67
7.2.330.0100.01016.73
7.2.320.0030.01316.57
7.2.310.0090.01016.82
7.2.300.0060.01116.84
7.2.290.0060.01316.45
7.2.250.0090.00915.24
7.2.240.0070.01115.01
7.2.230.0040.01115.01
7.2.220.0050.00515.27
7.2.210.0070.00715.27
7.2.200.0060.00915.07
7.2.190.0060.00915.06
7.2.180.0040.00715.09
7.2.170.0110.00415.12
7.2.130.0000.01216.99
7.2.120.0100.00316.65
7.2.110.0070.00716.91
7.2.100.0000.01416.72
7.2.90.0030.01417.11
7.2.80.0030.01216.73
7.2.70.0070.00317.09
7.2.60.0070.00916.91
7.2.50.0000.01317.09
7.2.40.0070.01016.64
7.2.30.0030.00916.93
7.2.20.0060.00916.90
7.2.10.0090.00916.98
7.2.00.0020.01318.21
7.1.330.0030.01315.95
7.1.320.0090.00616.02
7.1.310.0070.00415.77
7.1.300.0080.00315.93
7.1.290.0000.01015.99
7.1.280.0040.01115.55
7.1.270.0030.01515.63
7.1.260.0050.00515.88
7.1.250.0030.00615.77
7.1.200.0110.00315.97
7.1.100.0090.00018.39
7.1.70.0030.00717.16
7.1.60.0070.01619.46
7.1.50.0120.00817.01
7.1.00.0000.07722.43
7.0.200.0000.00716.52
7.0.140.0100.06322.12
7.0.100.0170.08719.93
7.0.90.0070.06319.92
7.0.80.0200.07019.97
7.0.70.0130.07720.02
7.0.60.0200.08719.96
7.0.50.0170.08320.38
7.0.40.0170.06720.09
7.0.30.0130.04320.04
7.0.20.0130.07720.08
7.0.10.0100.08019.93
7.0.00.0170.07020.07
5.6.280.0100.06721.01
5.6.250.0130.06020.60
5.6.240.0200.07320.68
5.6.230.0070.06720.71
5.6.220.0070.08720.64
5.6.210.0100.07020.63
5.6.200.0070.09021.03
5.6.190.0100.08020.95
5.6.180.0030.06721.14
5.6.170.0200.06321.17
5.6.160.0070.08721.03
5.6.150.0200.07021.12
5.6.140.0130.08021.04
5.6.130.0170.04720.93
5.6.120.0130.08021.11
5.6.110.0030.08721.13
5.6.100.0100.04321.00
5.6.90.0070.08721.15
5.6.80.0100.07720.49
5.6.70.0070.06020.42
5.6.60.0070.08020.45
5.6.50.0100.08020.42
5.6.40.0100.08020.30
5.6.30.0100.06020.30
5.6.20.0070.08020.35
5.6.10.0070.08320.37
5.6.00.0070.08020.29
5.5.380.0070.04720.41
5.5.370.0130.06320.45
5.5.360.0030.05320.35
5.5.350.0130.07320.42
5.5.340.0070.08020.79
5.5.330.0100.05020.75
5.5.320.0100.08320.76
5.5.310.0070.08720.63
5.5.300.0070.08720.64
5.5.290.0130.07020.80
5.5.280.0100.06720.88
5.5.270.0100.08020.89
5.5.260.0100.07720.77
5.5.250.0100.07320.50
5.5.240.0070.04720.29
5.5.230.0170.07320.30
5.5.220.0100.04720.29
5.5.210.0130.07320.30
5.5.200.0030.06020.15
5.5.190.0070.08020.26
5.5.180.0130.06320.24
5.5.160.0130.07320.18
5.5.150.0100.07719.98
5.5.140.0130.07720.26
5.5.130.0070.08020.26
5.5.120.0170.06720.18
5.5.110.0030.06720.20
5.5.100.0100.08020.07
5.5.90.0170.05720.07
5.5.80.0030.05320.15
5.5.70.0030.07020.16
5.5.60.0100.08320.00
5.5.50.0100.06319.94
5.5.40.0130.07720.06
5.5.30.0100.07020.05
5.5.20.0070.07020.11
5.5.10.0070.04020.14
5.5.00.0100.07720.01
5.4.450.0100.07319.28
5.4.440.0130.08019.40
5.4.430.0100.08019.36
5.4.420.0170.07019.36
5.4.410.0130.07319.24
5.4.400.0200.06719.05
5.4.390.0030.08718.88
5.4.380.0000.08019.05
5.4.370.0070.07719.12
5.4.360.0070.08018.90
5.4.350.0070.08319.12
5.4.340.0070.04719.16
5.4.320.0100.07319.13
5.4.310.0070.07319.05
5.4.300.0030.04319.09
5.4.290.0070.07719.18
5.4.280.0000.07019.16
5.4.270.0000.08319.04
5.4.260.0030.06718.84
5.4.250.0070.07718.84
5.4.240.0130.07019.02
5.4.230.0030.08318.89
5.4.220.0130.06319.15
5.4.210.0100.05319.12
5.4.200.0130.06318.85
5.4.190.0030.08019.17
5.4.180.0030.08019.01
5.4.170.0070.08019.15
5.4.160.0130.08019.14
5.4.150.0100.07319.14
5.4.140.0030.07716.36
5.4.130.0030.06716.44
5.4.120.0070.07316.40
5.4.110.0200.06016.41
5.4.100.0100.06016.47
5.4.90.0100.04316.43
5.4.80.0030.07716.48
5.4.70.0130.03716.45
5.4.60.0030.07716.40
5.4.50.0100.06016.40
5.4.40.0100.06016.43
5.4.30.0030.07316.46
5.4.20.0030.07716.33
5.4.10.0170.05316.29
5.4.00.0000.08015.89
5.3.290.0030.07015.66
5.3.280.0070.07315.66
5.3.270.0130.07015.66
5.3.260.0070.06315.66
5.3.250.0070.07315.66
5.3.240.0070.08315.66
5.3.230.0130.05315.66
5.3.220.0000.05315.66
5.3.210.0000.08015.66
5.3.200.0100.04315.66
5.3.190.0100.07315.66
5.3.180.0100.08015.66
5.3.170.0030.08015.66
5.3.160.0030.07715.66
5.3.150.0170.06015.66
5.3.140.0170.07015.66
5.3.130.0030.04715.66
5.3.120.0100.07315.66
5.3.110.0130.04015.66
5.3.100.0030.06715.66
5.3.90.0170.06015.66
5.3.80.0030.07315.66
5.3.70.0070.07015.66
5.3.60.0070.06315.66
5.3.50.0030.06715.66
5.3.40.0100.08015.66
5.3.30.0130.06715.66
5.3.20.0130.06715.66
5.3.10.0100.08015.66
5.3.00.0100.05715.66
5.2.170.0100.02715.66
5.2.160.0070.05315.66
5.2.150.0130.05015.66
5.2.140.0000.06715.66
5.2.130.0100.06315.66
5.2.120.0100.05715.66
5.2.110.0100.03715.66
5.2.100.0000.06015.66
5.2.90.0030.05715.66
5.2.80.0130.05715.66
5.2.70.0130.03315.66
5.2.60.0070.06315.66
5.2.50.0070.06015.66
5.2.40.0000.03715.66
5.2.30.0030.06315.66
5.2.20.0030.03715.66
5.2.10.0100.05315.66
5.2.00.0070.06315.66
5.1.60.0070.05715.66
5.1.50.0100.05315.66
5.1.40.0030.06015.66
5.1.30.0130.04715.66
5.1.20.0070.05015.66
5.1.10.0030.03015.66
5.1.00.0070.05015.66
5.0.50.0100.03715.66
5.0.40.0030.03715.66
5.0.30.0000.05715.66
5.0.20.0130.02715.66
5.0.10.0000.05015.66
5.0.00.0030.04715.66
4.4.90.0100.03015.66
4.4.80.0070.03315.66
4.4.70.0030.01715.66
4.4.60.0000.02715.66
4.4.50.0070.01715.66
4.4.40.0000.05715.66
4.4.30.0000.02715.66
4.4.20.0070.03015.66
4.4.10.0000.02715.66
4.4.00.0030.04015.66
4.3.110.0000.02315.66
4.3.100.0030.01315.66
4.3.90.0000.03715.66
4.3.80.0100.04715.66
4.3.70.0030.03315.66
4.3.60.0030.03315.66
4.3.50.0070.02015.66
4.3.40.0030.04315.66
4.3.30.0030.03715.66
4.3.20.0000.03315.66
4.3.10.0030.03315.66
4.3.00.0000.03715.66

preferences:
46.76 ms | 400 KiB | 5 Q