3v4l.org

run code in 300+ PHP versions simultaneously
<?php $domain_name = "ăîăîîas.idn.icann.org1"; $domain_name = idn_to_ascii($domain_name); function is_valid_domain_name($domain_name) { return (preg_match("/^([a-z\d](-*[a-z\d])*)(\.([a-z\d](-*[a-z\d])*))*$/i", $domain_name) //valid chars check && preg_match("/^.{1,253}$/", $domain_name) //overall length check && preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name) //length of each label ); } echo is_valid_domain_name($domain_name) ? "Domain is valid." : "Domain is not valid."; ?>

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)
8.3.60.0090.00619.16
8.3.50.0070.01017.18
8.3.40.0100.01019.71
8.3.30.0080.00819.84
8.3.20.0050.00321.08
8.3.10.0080.00024.41
8.3.00.0040.00918.25
8.2.180.0040.01517.38
8.2.170.0190.00022.96
8.2.160.0070.00721.22
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.01126.16
8.2.120.0040.00422.98
8.2.110.0040.00423.11
8.2.100.0060.00618.63
8.2.90.0090.00019.97
8.2.80.0030.00618.61
8.2.70.0060.00618.46
8.2.60.0040.00418.68
8.2.50.0060.00318.50
8.2.40.0040.00420.73
8.2.30.0000.00718.86
8.2.20.0020.00518.78
8.2.10.0090.00018.90
8.2.00.0030.00618.79
8.1.280.0040.01125.92
8.1.270.0060.00324.84
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00324.77
8.1.230.0030.01020.01
8.1.220.0030.00518.61
8.1.210.0060.00318.77
8.1.200.0060.00318.22
8.1.190.0050.00318.00
8.1.180.0050.00318.26
8.1.170.0030.00519.65
8.1.160.0080.00022.78
8.1.150.0040.00419.66
8.1.140.0000.00818.35
8.1.130.0030.00318.60
8.1.120.0040.00418.38
8.1.110.0090.00018.43
8.1.100.0000.00818.49
8.1.90.0000.00818.43
8.1.80.0000.00718.35
8.1.70.0030.00318.38
8.1.60.0040.00418.58
8.1.50.0040.00418.37
8.1.40.0040.00418.48
8.1.30.0050.00318.34
8.1.20.0000.00818.61
8.1.10.0000.00818.36
8.1.00.0030.00518.42
8.0.300.0000.00718.77
8.0.290.0040.00417.75
8.0.280.0030.00319.29
8.0.270.0040.00418.12
8.0.260.0030.00318.03
8.0.250.0070.00017.75
8.0.240.0030.00317.73
8.0.230.0040.00417.69
8.0.220.0000.00717.58
8.0.210.0030.00317.75
8.0.200.0100.00017.71
8.0.190.0040.00417.76
8.0.180.0000.00717.91
8.0.170.0040.00417.88
8.0.160.0040.00417.82
8.0.150.0050.00217.70
8.0.140.0000.00717.61
8.0.130.0000.00613.36
8.0.120.0060.00317.61
8.0.110.0000.00817.77
8.0.100.0040.00417.92
8.0.90.0040.00417.85
8.0.80.0090.00617.80
8.0.70.0000.00717.55
8.0.60.0000.00817.71
8.0.50.0080.00017.67
8.0.30.0100.01317.93
8.0.20.0100.01218.15
8.0.10.0060.00317.65
8.0.00.0080.01317.94
7.4.330.0000.00515.00
7.4.320.0040.00417.48
7.4.300.0030.00317.44
7.4.290.0000.00717.39
7.4.280.0000.00717.58
7.4.270.0050.00317.47
7.4.260.0070.00017.45
7.4.250.0040.00417.48
7.4.240.0070.00017.59
7.4.230.0040.00417.30
7.4.220.0090.00917.46
7.4.210.0090.00617.47
7.4.200.0000.00717.61
7.4.160.0080.01517.50
7.4.150.0130.01517.40
7.4.140.0090.00917.86
7.4.130.0090.00717.55
7.4.120.0110.00617.49
7.4.110.0070.01017.75
7.4.100.0120.00617.49
7.4.90.0090.00817.85
7.4.80.0140.00419.39
7.4.70.0090.00917.53
7.4.60.0000.01617.31
7.4.50.0060.00317.32
7.4.40.0230.00017.43
7.4.30.0100.00717.49
7.4.00.0090.00615.89
7.3.330.0020.00213.09
7.3.320.0000.00513.27
7.3.310.0040.00417.52
7.3.300.0040.00417.50
7.3.290.0130.00717.55
7.3.280.0050.01617.54
7.3.270.0100.01717.73
7.3.260.0090.00917.73
7.3.250.0110.00717.74
7.3.240.0100.01417.80
7.3.230.0100.00717.61
7.3.210.0030.01517.46
7.3.200.0110.01119.39
7.3.190.0170.00217.67
7.3.180.0040.01317.59
7.3.170.0220.04717.79
7.3.160.0060.01017.77
7.2.330.0090.00917.93
7.2.320.0090.01017.86
7.2.310.0030.01417.95
7.2.300.0100.00717.82
7.2.290.0060.01217.90
7.2.60.0060.00918.00
7.2.00.0030.00920.85
7.1.200.0060.01016.80
7.1.100.0030.00919.73
7.1.70.0030.01218.54
7.1.60.0090.01619.32
7.1.50.0060.01218.41
7.1.00.0100.07323.45
7.0.200.0030.00817.88
7.0.140.0070.07023.07
7.0.60.0100.03720.93
7.0.50.0100.07017.84
7.0.40.0130.07321.24
7.0.30.0430.06320.98
7.0.20.0370.07021.28
7.0.10.0030.05321.08
7.0.00.0070.08321.29
5.6.280.0130.06721.93
5.6.210.0070.07321.71
5.6.200.0070.04318.12
5.6.190.0030.06021.33
5.6.180.0170.04021.79
5.6.170.0400.07321.32
5.6.160.0100.08721.29
5.6.150.0100.06718.28
5.6.140.0100.07318.28
5.6.130.0100.06318.14
5.6.120.0130.08021.78
5.6.110.0100.07722.07
5.6.100.0130.05722.02
5.6.90.0070.05722.07
5.6.80.0070.04021.42
5.5.350.0200.05021.52
5.5.340.0030.06718.05
5.5.330.0000.07321.13
5.5.320.0430.06021.25
5.5.310.0230.06321.09
5.5.300.0030.04018.07
5.5.290.0070.08317.94
5.5.280.0000.06721.88
5.5.270.0100.04021.68
5.5.260.0200.08021.69
5.5.250.0030.08321.51
5.5.240.0230.08021.29
5.4.450.0870.07720.18
5.4.440.1070.06020.42
5.4.430.1000.05320.14
5.4.420.0670.00020.25
5.4.410.0870.00020.11
5.4.400.0630.00020.01
5.4.390.0630.00019.90
5.4.380.0670.00019.95
5.4.370.0630.00019.89
5.4.360.0630.00019.89
5.4.350.0670.00019.83
5.4.340.0070.03712.02
5.4.320.0110.03312.50
5.4.310.0060.04012.50
5.4.300.0060.03812.51
5.4.290.0060.03712.50
5.4.280.0060.03612.40
5.4.270.0060.03612.39
5.4.260.0060.03812.40
5.4.250.0050.03912.40
5.4.240.0070.05112.40
5.4.230.0080.03812.39
5.4.220.0070.03612.39
5.4.210.0090.03312.39
5.4.200.0100.04412.39
5.4.190.0050.03712.38
5.4.180.0060.04412.39
5.4.170.0060.03712.39
5.4.160.0060.03812.39
5.4.150.0030.04112.39
5.4.140.0060.03912.07
5.4.130.0090.03612.05
5.4.120.0100.03412.02
5.4.110.0090.04512.02
5.4.100.0120.04812.01
5.4.90.0080.03812.02
5.4.80.0080.03812.01
5.4.70.0060.04212.01
5.4.60.0050.04012.01
5.4.50.0040.04512.01
5.4.40.0080.03912.00
5.4.30.0110.03311.99
5.4.20.0080.03811.99
5.4.10.0070.04411.99
5.4.00.0060.04011.48
5.3.290.0060.04112.80
5.3.280.0030.04512.71
5.3.270.0070.03912.72
5.3.260.0080.04312.72
5.3.250.0060.03912.72
5.3.240.0040.04012.72
5.3.230.0100.03512.71
5.3.220.0100.03412.68
5.3.210.0050.04112.68
5.3.200.0080.05512.68
5.3.190.0110.03812.68
5.3.180.0080.04412.68
5.3.170.0100.03212.67
5.3.160.0080.03412.67
5.3.150.0090.03812.68
5.3.140.0040.04212.66
5.3.130.0070.04112.66
5.3.120.0100.03912.66
5.3.110.0070.04312.65
5.3.100.0060.04012.12
5.3.90.0080.04212.10
5.3.80.0080.04312.10
5.3.70.0080.04312.10
5.3.60.0050.04312.08
5.3.50.0070.04012.03
5.3.40.0030.04212.02
5.3.30.0120.04411.98
5.3.20.0040.04011.77
5.3.10.0050.04411.73
5.3.00.0130.03711.72
5.2.170.0040.0349.22
5.2.160.0040.0339.22
5.2.150.0030.0339.22
5.2.140.0080.0279.21
5.2.130.0030.0329.18
5.2.120.0060.0339.18
5.2.110.0060.0299.18
5.2.100.0060.0319.18
5.2.90.0050.0319.18
5.2.80.0050.0329.17
5.2.70.0070.0349.18
5.2.60.0070.0379.13
5.2.50.0040.0329.10
5.2.40.0060.0289.08
5.2.30.0080.0279.05
5.2.20.0040.0309.05
5.2.10.0060.0298.96
5.2.00.0050.0438.83
5.1.60.0040.0258.11
5.1.50.0070.0238.10
5.1.40.0060.0268.08
5.1.30.0060.0248.43
5.1.20.0050.0328.45
5.1.10.0050.0268.18
5.1.00.0040.0298.18
5.0.50.0040.0216.66
5.0.40.0070.0176.52
5.0.30.0050.0316.33
5.0.20.0030.0226.29
5.0.10.0020.0216.28
5.0.00.0050.0356.27
4.4.90.0020.0164.78
4.4.80.0050.0174.76
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0040.0214.77
4.4.40.0020.0264.70
4.4.30.0020.0214.76
4.4.20.0040.0164.85
4.4.10.0040.0174.85
4.4.00.0030.0254.76
4.3.110.0030.0164.67
4.3.100.0020.0164.66
4.3.90.0010.0164.63
4.3.80.0030.0244.59
4.3.70.0030.0144.63
4.3.60.0040.0154.63
4.3.50.0040.0164.63
4.3.40.0020.0254.54
4.3.30.0020.0253.32
4.3.20.0020.0193.29
4.3.10.0040.0173.25
4.3.00.0170.0138.12

preferences:
46.54 ms | 400 KiB | 5 Q