3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _uniord($c) { if (ord($c{0}) >=0 && ord($c{0}) <= 127) return ord($c{0}); if (ord($c{0}) >= 192 && ord($c{0}) <= 223) return (ord($c{0})-192)*64 + (ord($c{1})-128); if (ord($c{0}) >= 224 && ord($c{0}) <= 239) return (ord($c{0})-224)*4096 + (ord($c{1})-128)*64 + (ord($c{2})-128); if (ord($c{0}) >= 240 && ord($c{0}) <= 247) return (ord($c{0})-240)*262144 + (ord($c{1})-128)*4096 + (ord($c{2})-128)*64 + (ord($c{3})-128); if (ord($c{0}) >= 248 && ord($c{0}) <= 251) return (ord($c{0})-248)*16777216 + (ord($c{1})-128)*262144 + (ord($c{2})-128)*4096 + (ord($c{3})-128)*64 + (ord($c{4})-128); if (ord($c{0}) >= 252 && ord($c{0}) <= 253) return (ord($c{0})-252)*1073741824 + (ord($c{1})-128)*16777216 + (ord($c{2})-128)*262144 + (ord($c{3})-128)*4096 + (ord($c{4})-128)*64 + (ord($c{5})-128); if (ord($c{0}) >= 254 && ord($c{0}) <= 255) // error return FALSE; return 0; } echo _uniord('ยง');

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)
8.3.60.0090.00618.43
8.3.50.0130.00521.21
8.3.40.0120.00318.50
8.3.30.0000.01518.55
8.3.20.0040.00418.64
8.3.10.0030.00620.58
8.3.00.0000.00823.65
8.2.180.0150.00616.38
8.2.170.0210.00022.96
8.2.160.0070.00720.38
8.2.150.0050.00324.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00419.63
8.2.110.0090.00022.25
8.2.100.0090.00317.78
8.2.90.0040.00419.18
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0040.00418.09
8.2.30.0040.00419.71
8.2.20.0000.00717.40
8.2.10.0000.00717.61
8.2.00.0030.01017.51
8.1.280.0140.00725.92
8.1.270.0040.00423.99
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00022.42
8.1.230.0050.00520.92
8.1.220.0000.00918.77
8.1.210.0090.00018.77
8.1.200.0060.00317.23
8.1.190.0040.00417.38
8.1.180.0000.00818.10
8.1.170.0060.00318.59
8.1.160.0000.00718.82
8.1.150.0000.00718.46
8.1.140.0000.00817.32
8.1.130.0000.00717.79
8.1.120.0000.00817.24
8.1.110.0040.00417.28
8.1.100.0080.00017.21
8.1.90.0050.00317.34
8.1.80.0040.00417.22
8.1.70.0030.00317.31
8.1.60.0050.00217.43
8.1.50.0040.00417.30
8.1.40.0030.00517.38
8.1.30.0030.00517.41
8.1.20.0040.00417.41
8.1.10.0080.00017.39
8.1.00.0040.00417.34
8.0.300.0070.00019.73
8.0.290.0040.00416.63
8.0.280.0000.00718.24
8.0.270.0030.00317.18
8.0.260.0000.00716.77
8.0.250.0040.00416.82
8.0.240.0000.00816.92
8.0.230.0030.00316.89
8.0.220.0070.00016.87
8.0.210.0040.00416.81
8.0.200.0000.00616.90
8.0.190.0040.00416.90
8.0.180.0040.00416.88
8.0.170.0040.00416.80
8.0.160.0030.00416.83
8.0.150.0000.00716.72
8.0.140.0040.00416.75
8.0.130.0060.00013.25
8.0.120.0080.00016.71
8.0.110.0060.00316.70
8.0.100.0040.00416.87
8.0.90.0000.00716.88
8.0.80.0120.00616.80
8.0.70.0030.00316.68
8.0.60.0070.00016.80
8.0.50.0040.00416.84
8.0.30.0120.00916.96
8.0.20.0100.01117.40
8.0.10.0040.00416.77
8.0.00.0120.00716.76
7.4.330.0050.00014.63
7.4.320.0000.00916.66
7.4.300.0080.00016.52
7.4.290.0030.00516.41
7.4.280.0000.00716.56
7.4.270.0040.00416.63
7.4.260.0030.00313.29
7.4.250.0040.00416.38
7.4.240.0000.00816.61
7.4.230.0030.00316.73
7.4.220.0100.01016.48
7.4.210.0090.00816.60
7.4.200.0040.00416.50
7.4.190.0020.00516.67
7.4.160.0080.00816.52
7.4.150.0120.00617.40
7.4.140.0140.00817.86
7.4.130.0030.01416.51
7.4.120.0070.01116.56
7.4.110.0230.00316.46
7.4.100.0120.01616.71
7.4.90.0110.00716.44
7.4.80.0150.00319.37
7.4.70.0110.00816.61
7.4.60.0120.00616.65
7.4.50.0000.00916.79
7.4.40.0100.00622.52
7.4.30.0160.00016.52
7.4.00.0040.01115.15
7.3.330.0030.00313.39
7.3.320.0000.00513.46
7.3.310.0060.00016.43
7.3.300.0000.00716.32
7.3.290.0040.01116.27
7.3.280.0100.00716.31
7.3.270.0110.00717.40
7.3.260.0160.00518.24
7.3.250.0090.00916.55
7.3.240.0060.01316.41
7.3.230.0100.00616.39
7.3.210.0150.00316.53
7.3.200.0100.01219.39
7.3.190.0120.00616.36
7.3.180.0100.00616.53
7.3.170.0120.00316.56
7.3.160.0170.00016.69
7.3.120.0100.00714.95
7.3.110.0100.00715.04
7.3.100.0000.01115.13
7.3.90.0040.01114.71
7.3.80.0060.01015.04
7.3.70.0030.01214.96
7.3.60.0060.00614.97
7.3.50.0120.00614.89
7.3.40.0100.00014.89
7.3.30.0030.01514.68
7.3.20.0150.00016.74
7.3.10.0070.00316.51
7.3.00.0080.00316.57
7.2.330.0100.00716.68
7.2.320.0030.01416.89
7.2.310.0100.01016.71
7.2.300.0160.00616.66
7.2.290.0030.01316.55
7.2.250.0030.01414.87
7.2.240.0110.00815.38
7.2.230.0090.00615.11
7.2.220.0040.00815.33
7.2.210.0070.00314.86
7.2.200.0100.00315.30
7.2.190.0030.01014.93
7.2.180.0060.00915.11
7.2.170.0040.01115.13
7.2.60.0030.01016.95
7.2.00.0080.00819.36
7.1.330.0070.00716.05
7.1.320.0110.00415.82
7.1.310.0070.00715.68
7.1.300.0060.00915.73
7.1.290.0090.00615.79
7.1.280.0070.00415.84
7.1.270.0070.00715.86
7.1.260.0030.01015.79
7.1.200.0110.00315.57
7.1.100.0070.00717.98
7.1.70.0000.01016.93
7.1.60.0030.02019.40
7.1.50.0100.01017.07
7.1.00.0000.03722.36
7.0.200.0030.00316.71
7.0.140.0030.07321.96
7.0.60.0300.07320.07
7.0.50.0030.04717.96
7.0.40.0030.04320.09
7.0.30.0300.07720.07
7.0.20.0330.05320.24
7.0.10.0130.05020.09
7.0.00.0170.07320.19
5.6.280.0070.07021.06
5.6.210.0130.07720.49
5.6.200.0100.08318.19
5.6.190.0200.06320.48
5.6.180.0270.06020.35
5.6.170.0400.07320.71
5.6.160.0130.08020.46
5.6.150.0070.05018.28
5.6.140.0170.07318.20
5.6.130.0070.04318.13
5.6.120.0070.07021.16
5.6.110.0130.08021.00
5.6.100.0100.08721.16
5.6.90.0170.08021.15
5.6.80.0300.06020.41
5.5.350.0370.07020.44
5.5.340.0030.04018.10
5.5.330.0070.08320.19
5.5.320.0470.08020.30
5.5.310.0300.07020.36
5.5.300.0100.07717.94
5.5.290.0070.03717.95
5.5.280.0230.07320.89
5.5.270.0070.09320.86
5.5.260.0230.07020.89
5.5.250.0030.08020.79
5.5.240.0000.08720.17
5.4.450.3770.04319.45
5.4.440.0070.07319.26
5.4.430.1700.06719.44
5.4.420.4630.03719.47
5.4.410.3930.04319.35
5.4.400.4130.03019.06
5.4.390.0100.04019.13
5.4.380.3100.04019.12
5.4.370.4200.04319.13
5.4.360.4130.03718.95
5.4.350.4570.03318.95
5.4.340.4330.04019.20
5.4.320.1170.03318.97
5.4.310.0030.05718.97
5.4.300.4470.03318.95
5.4.290.4230.04019.19
5.4.280.4230.03719.18
5.4.270.3800.04019.18
5.4.260.3600.03719.15
5.4.250.4070.03718.99
5.4.240.3700.03719.23
5.4.230.4670.03719.16
5.4.220.3700.03318.93
5.4.210.3900.03719.14
5.4.200.3970.04019.14
5.4.190.3630.03318.97
5.4.180.3470.04019.21
5.4.170.4530.04019.22
5.4.160.4600.04019.10
5.4.150.4700.03718.97
5.4.140.4570.04016.36
5.4.130.4300.04016.44
5.4.120.3730.04016.44
5.4.110.3600.04016.45
5.4.100.3600.03316.34
5.4.90.3770.03716.54
5.4.80.2430.02716.64
5.4.70.3570.02716.51
5.4.60.3270.03316.34
5.4.50.3630.03716.55
5.4.40.3770.03016.42
5.4.30.3500.03716.44
5.4.20.3730.02716.62
5.4.10.3270.03016.45
5.4.00.3070.03715.97
5.3.290.0030.06314.70
5.3.280.3570.04014.51
5.3.270.4100.04714.66
5.3.260.5600.02314.77
5.3.250.4270.03714.55
5.3.240.4500.04014.54
5.3.230.3700.04314.77
5.3.220.3930.03714.60
5.3.210.3730.04314.66
5.3.200.3730.04014.54
5.3.190.3600.03314.63
5.3.180.2930.04014.73
5.3.170.3300.04014.62
5.3.160.4170.04314.60
5.3.150.3500.04014.59
5.3.140.3670.03314.58
5.3.130.3930.04714.64
5.3.120.3630.03714.58
5.3.110.3730.03314.64
5.3.100.3500.03714.21
5.3.90.4200.03714.11
5.3.80.3830.03314.09
5.3.70.3330.04313.96
5.3.60.3630.03713.92
5.3.50.3730.03013.97
5.3.40.3900.03014.00
5.3.30.4400.03313.90
5.3.20.3700.04013.70
5.3.10.4900.04013.63
5.3.00.4570.03713.81
5.2.170.3330.02311.17
5.2.160.3470.03011.17
5.2.150.3330.03011.17
5.2.140.3400.02711.24
5.2.130.3000.03011.08
5.2.120.2970.02311.08
5.2.110.3800.03311.07
5.2.100.3900.02711.05
5.2.90.3700.03011.05
5.2.80.3730.03311.15
5.2.70.3600.03011.08
5.2.60.3900.02711.13
5.2.50.3500.03311.10
5.2.40.3170.03311.07
5.2.30.2900.02310.92
5.2.20.3230.02710.99
5.2.10.3070.03310.85
5.2.00.2970.02010.74
5.1.60.2970.01710.04
5.1.50.2970.0339.93
5.1.40.3230.02010.02
5.1.30.2770.02710.42
5.1.20.3230.02010.45
5.1.10.2870.02010.09
5.1.00.3100.03010.12
5.0.50.1500.0178.56
5.0.40.1770.0238.48
5.0.30.1430.0308.24
5.0.20.1470.0238.14
5.0.10.1900.0138.16
5.0.00.1900.0278.10
4.4.90.1630.0176.20
4.4.80.1400.0176.20
4.4.70.1830.0136.20
4.4.60.1430.0176.20
4.4.50.1300.0206.20
4.4.40.1530.0236.20
4.4.30.1770.0176.20
4.4.20.1400.0176.20
4.4.10.1700.0136.20
4.4.00.1800.0306.20
4.3.110.1470.0176.20
4.3.100.1870.0176.20
4.3.90.1800.0176.20
4.3.80.1870.0276.20
4.3.70.1470.0136.20
4.3.60.1770.0076.20
4.3.50.1630.0176.20
4.3.40.1430.0276.20
4.3.30.0970.0206.20
4.3.20.1000.0206.20
4.3.10.0930.0176.20
4.3.00.0800.0136.20

preferences:
75.43 ms | 401 KiB | 5 Q