3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getUTF8CharCode($c) { $h = ord($c{0}); if ($h <= 0x7F) { return $h; } else if ($h < 0xC2) { return false; } else if ($h <= 0xDF) { return ($h & 0x1F) << 6 | (ord($c{1}) & 0x3F); } else if ($h <= 0xEF) { return ($h & 0x0F) << 12 | (ord($c{1}) & 0x3F) << 6 | (ord($c{2}) & 0x3F); } else if ($h <= 0xF4) { return ($h & 0x0F) << 18 | (ord($c{1}) & 0x3F) << 12 | (ord($c{2}) & 0x3F) << 6 | (ord($c{3}) & 0x3F); } else { return false; } } echo getUTF8CharCode('သ');

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)
8.3.60.0070.00716.75
8.3.50.0120.00721.90
8.3.40.0160.00018.77
8.3.30.0040.01118.84
8.3.20.0040.00420.18
8.3.10.0030.00523.53
8.3.00.0050.00219.13
8.2.180.0130.01016.38
8.2.170.0110.00422.96
8.2.160.0080.00520.47
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00420.76
8.2.110.0060.01620.39
8.2.100.0030.00917.91
8.2.90.0060.00317.97
8.2.80.0040.00417.97
8.2.70.0000.00917.38
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0050.00321.07
8.2.30.0040.00418.07
8.2.20.0020.00517.42
8.2.10.0040.00418.02
8.2.00.0050.00317.54
8.1.280.0090.00925.92
8.1.270.0030.00523.67
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.20
8.1.230.0110.00020.85
8.1.220.0040.00417.74
8.1.210.0030.00618.91
8.1.200.0080.00417.23
8.1.190.0030.00617.00
8.1.180.0040.00418.10
8.1.170.0040.00418.66
8.1.160.0040.00421.84
8.1.150.0000.00718.50
8.1.140.0000.00717.32
8.1.130.0000.00717.79
8.1.120.0030.00317.31
8.1.110.0070.00017.27
8.1.100.0040.00417.31
8.1.90.0000.00817.32
8.1.80.0000.00817.32
8.1.70.0030.00317.27
8.1.60.0040.00417.36
8.1.50.0030.00517.41
8.1.40.0000.00817.41
8.1.30.0080.00017.41
8.1.20.0000.00717.39
8.1.10.0040.00717.34
8.1.00.0040.00417.22
8.0.300.0000.00720.01
8.0.290.0000.00717.03
8.0.280.0030.00318.24
8.0.270.0040.00417.12
8.0.260.0030.00317.13
8.0.250.0070.00016.85
8.0.240.0030.00516.84
8.0.230.0040.00316.91
8.0.220.0070.00016.82
8.0.210.0040.00416.88
8.0.200.0040.00416.87
8.0.190.0000.00716.90
8.0.180.0000.00916.79
8.0.170.0000.00816.86
8.0.160.0080.00016.81
8.0.150.0030.00316.81
8.0.140.0040.00416.77
8.0.130.0030.00613.24
8.0.120.0000.00816.70
8.0.110.0000.00716.81
8.0.100.0040.00416.93
8.0.90.0000.00716.70
8.0.80.0140.00016.84
8.0.70.0060.00316.71
8.0.60.0040.00316.86
8.0.50.0070.00016.73
8.0.30.0100.01016.90
8.0.20.0080.01217.40
8.0.10.0070.00016.80
8.0.00.0090.01016.71
7.4.330.0000.00515.09
7.4.320.0000.00616.45
7.4.300.0070.00016.55
7.4.290.0040.00416.61
7.4.280.0070.00016.59
7.4.270.0060.00316.65
7.4.260.0030.00316.63
7.4.250.0000.00716.57
7.4.240.0030.00316.57
7.4.230.0070.00016.65
7.4.220.0040.01416.69
7.4.210.0100.00616.65
7.4.200.0030.00316.60
7.4.190.0030.00316.57
7.4.160.0110.00816.41
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0090.00816.51
7.4.120.0130.00516.43
7.4.110.0090.00916.42
7.4.100.0060.01616.62
7.4.90.0110.00616.34
7.4.80.0110.01219.39
7.4.70.0110.01216.61
7.4.60.0120.00916.54
7.4.50.0090.00016.30
7.4.40.0030.01316.51
7.4.30.0070.01416.73
7.4.00.0060.00914.97
7.3.330.0030.00313.37
7.3.320.0000.00513.19
7.3.310.0000.00716.40
7.3.300.0040.00416.29
7.3.290.0060.01016.35
7.3.280.0140.00616.33
7.3.270.0070.01017.40
7.3.260.0100.01016.55
7.3.250.0090.01016.56
7.3.240.0140.00416.59
7.3.230.0170.00616.64
7.3.210.0100.00716.43
7.3.200.0080.00819.39
7.3.190.0180.00316.34
7.3.180.0030.01316.71
7.3.170.0070.00716.38
7.3.160.0060.00916.49
7.3.120.0030.01014.65
7.2.330.0150.00316.39
7.2.320.0120.00616.79
7.2.310.0090.00916.75
7.2.300.0110.01116.88
7.2.290.0190.00616.77
7.2.80.0040.00816.79
7.2.60.0090.00616.91
7.2.00.0080.00419.50
7.1.200.0060.00915.97
7.1.100.0040.00818.22
7.1.70.0030.00317.24
7.1.60.0100.01319.46
7.1.50.0030.01316.92
7.1.00.0030.07722.45
7.0.200.0130.00316.69
7.0.140.0070.07022.10
7.0.60.0000.04320.04
7.0.50.0100.06017.89
7.0.40.0100.08020.21
7.0.30.0470.05320.16
7.0.20.0200.04720.23
7.0.10.0100.05020.30
7.0.00.0200.07320.10
5.6.280.0030.07321.11
5.6.210.0100.05320.70
5.6.200.0130.07318.12
5.6.190.0070.09020.39
5.6.180.3700.05020.53
5.6.170.0330.06320.40
5.6.160.0070.08320.66
5.6.150.0070.06318.34
5.6.140.0070.08318.28
5.6.130.0030.05718.15
5.6.120.0130.07721.14
5.6.110.0100.07321.02
5.6.100.0170.07320.97
5.6.90.0070.08021.01
5.6.80.0170.07020.55
5.6.70.0230.07720.41
5.5.350.0200.07320.51
5.5.340.0100.07718.07
5.5.330.0030.04720.21
5.5.320.0230.04320.43
5.5.310.0170.04020.50
5.5.300.0000.06317.99
5.5.290.0030.08317.98
5.5.280.0070.05020.91
5.5.270.0070.04020.77
5.5.260.0030.07020.98
5.5.250.0130.08020.71
5.5.240.0000.08720.13
5.4.450.1030.06019.48
5.4.440.0200.05719.58
5.4.430.0900.06019.47
5.4.420.0630.00019.21
5.4.410.0100.06319.00
5.4.400.0230.05318.50
5.4.390.0170.06318.46
5.4.380.0230.06018.57
5.4.370.0170.04718.80
5.4.360.0130.05018.80
5.4.350.0160.08312.03
5.4.340.0100.07512.02
5.4.320.0080.03912.51
5.4.310.0110.04912.51
5.4.300.0120.04412.52
5.4.290.0050.05512.51
5.4.280.0090.04712.41
5.4.270.0100.04612.41
5.4.260.0070.05112.41
5.4.250.0070.05112.41
5.4.240.0070.05212.41
5.4.230.0040.05712.39
5.4.220.0100.04712.40
5.4.210.0030.05412.39
5.4.200.0130.04612.40
5.4.190.0120.04712.40
5.4.180.0090.05312.39
5.4.170.0090.04912.40
5.4.160.0050.04912.40
5.4.150.0100.05012.39
5.4.140.0090.05412.08
5.4.130.0050.05112.07
5.4.120.0110.04712.03
5.4.110.0050.06112.02
5.4.100.0080.05012.02
5.4.90.0100.04912.02
5.4.80.0100.05312.02
5.4.70.0140.04912.02
5.4.60.0080.05212.02
5.4.50.0070.05112.02
5.4.40.0080.05112.00
5.4.30.0050.05612.00
5.4.20.0060.05812.00
5.4.10.0140.05112.00
5.4.00.0070.05811.49
5.3.290.0060.03912.80
5.3.280.0130.05412.70
5.3.270.0100.05912.72
5.3.260.0140.05812.72
5.3.250.0100.05912.72
5.3.240.0110.06012.72
5.3.230.0090.05412.70
5.3.220.0100.05612.68
5.3.210.0130.06112.68
5.3.200.0110.05712.68
5.3.190.0070.05312.68
5.3.180.0150.06612.67
5.3.170.0100.05812.66
5.3.160.0150.05312.68
5.3.150.0140.05012.68
5.3.140.0090.05712.66
5.3.130.0100.05712.66
5.3.120.0110.05612.66
5.3.110.0070.04312.66
5.3.100.0050.04212.13
5.3.90.0050.04012.11
5.3.80.0100.03612.11
5.3.70.0150.03512.10
5.3.60.0130.03412.09
5.3.50.0110.03512.03
5.3.40.0030.04512.03
5.3.30.0100.03311.99
5.3.20.0090.04411.77
5.3.10.0070.04911.74
5.3.00.0100.04811.73
5.2.170.0090.0329.22
5.2.160.0060.0329.23
5.2.150.0050.0369.23
5.2.140.0040.0399.22
5.2.130.0070.0349.18
5.2.120.0080.0349.18
5.2.110.0080.0359.19
5.2.100.0110.0259.19
5.2.90.0070.0309.19
5.2.80.0090.0329.18
5.2.70.0040.0429.18
5.2.60.0050.0349.14
5.2.50.0050.0379.10
5.2.40.0070.0329.08
5.2.30.0100.0419.06
5.2.20.0070.0359.05
5.2.10.0070.0348.95
5.2.00.0080.0388.81
5.1.60.0050.0318.10
5.1.50.0080.0288.09
5.1.40.0030.0288.07
5.1.30.0050.0268.43
5.1.20.0070.0258.45
5.1.10.0070.0328.17
5.1.00.0100.0308.18
5.0.50.0090.0246.65
5.0.40.0100.0216.51
5.0.30.0060.0396.32
5.0.20.0100.0216.29
5.0.10.0020.0316.27
5.0.00.0070.0326.27
4.4.90.0100.0144.78
4.4.80.0040.0204.76
4.4.70.0040.0254.75
4.4.60.0050.0254.76
4.4.50.0040.0254.77
4.4.40.0040.0284.71
4.4.30.0040.0234.76
4.4.20.0030.0254.84
4.4.10.0040.0244.84
4.4.00.0070.0344.76
4.3.110.0050.0234.67
4.3.100.0040.0234.67
4.3.90.0060.0214.64
4.3.80.0030.0354.58
4.3.70.0020.0244.63
4.3.60.0040.0254.62
4.3.50.0030.0274.63
4.3.40.0040.0304.54
4.3.30.0040.0173.32
4.3.20.0040.0173.29
4.3.10.0020.0193.25
4.3.00.0000.0237.61

preferences:
34.56 ms | 401 KiB | 5 Q