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", $domain_name) //valid chars check && preg_match("/^.{1,3}$/", $domain_name) //overall length check && preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name) //length of each label ); } echo is_valid_domain_name($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)
8.3.40.0150.00319.76
8.3.30.0110.00319.97
8.3.20.0000.00721.16
8.3.10.0050.00324.36
8.3.00.0040.00818.38
8.2.170.0070.01122.96
8.2.160.0070.00721.14
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0000.00826.16
8.2.120.0030.00523.10
8.2.110.0060.00323.11
8.2.100.0090.00318.63
8.2.90.0000.00820.10
8.2.80.0030.00618.35
8.2.70.0040.00818.50
8.2.60.0080.00018.65
8.2.50.0060.00318.50
8.2.40.0040.00420.76
8.2.30.0020.00518.84
8.2.20.0000.00818.66
8.2.10.0040.00419.03
8.2.00.0050.00518.77
8.1.270.0080.00022.94
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00324.91
8.1.230.0060.00620.01
8.1.220.0000.00818.43
8.1.210.0040.00418.77
8.1.200.0030.00618.10
8.1.190.0000.00818.23
8.1.180.0090.00018.29
8.1.170.0040.00419.52
8.1.160.0000.00722.77
8.1.150.0080.00019.66
8.1.140.0030.00518.42
8.1.130.0040.00318.59
8.1.120.0000.00718.43
8.1.110.0000.00818.44
8.1.100.0040.00418.35
8.1.90.0070.00018.36
8.1.80.0000.00718.33
8.1.70.0070.00018.29
8.1.60.0040.00418.48
8.1.50.0030.00518.38
8.1.40.0000.00718.54
8.1.30.0040.00418.45
8.1.20.0000.00818.59
8.1.10.0040.00418.33
8.1.00.0040.00418.34
8.0.300.0040.00418.77
8.0.290.0060.00317.63
8.0.280.0040.00419.29
8.0.270.0050.00318.11
8.0.260.0000.00718.10
8.0.250.0000.00717.72
8.0.240.0030.00317.75
8.0.230.0030.00517.63
8.0.220.0000.00717.53
8.0.210.0070.00017.52
8.0.200.0030.00617.80
8.0.190.0080.00017.77
8.0.180.0000.00817.89
8.0.170.0030.00617.91
8.0.160.0070.00017.81
8.0.150.0040.00417.57
8.0.140.0000.00717.68
8.0.130.0030.00313.27
8.0.120.0030.00517.69
8.0.110.0040.00417.68
8.0.100.0040.00417.54
8.0.90.0040.00417.76
8.0.80.0060.01017.79
8.0.70.0000.00717.92
8.0.60.0000.00717.77
8.0.50.0060.00317.88
8.0.30.0130.00618.04
8.0.20.0060.01618.19
8.0.10.0000.00718.09
8.0.00.0120.00917.70
7.4.330.0050.00015.00
7.4.320.0000.00717.53
7.4.300.0030.00317.58
7.4.290.0070.00017.47
7.4.280.0000.00817.38
7.4.270.0050.00317.52
7.4.260.0000.00817.54
7.4.250.0020.00517.51
7.4.240.0050.00217.58
7.4.230.0070.00017.54
7.4.220.0070.01017.43
7.4.210.0100.00317.37
7.4.200.0040.00417.38
7.4.160.0100.01017.71
7.4.150.0160.00917.40
7.4.140.0110.01217.86
7.4.130.0120.00617.34
7.4.120.0130.00317.56
7.4.110.0120.00617.37
7.4.100.0090.00917.38
7.4.90.0110.00717.29
7.4.80.0000.01819.39
7.4.70.0090.00817.52
7.4.60.0090.00617.51
7.4.50.0030.00617.10
7.4.40.0130.00717.44
7.4.30.0090.00917.46
7.4.00.0000.01315.98
7.3.330.0000.00513.17
7.3.320.0000.00613.32
7.3.310.0000.00717.53
7.3.300.0030.00517.48
7.3.290.0110.00817.56
7.3.280.0070.00917.47
7.3.270.0110.01417.60
7.3.260.0120.00617.74
7.3.240.0170.00317.67
7.3.230.0120.00817.90
7.3.210.0130.00917.63
7.3.200.0090.01119.39
7.3.190.0120.00917.77
7.3.180.0070.01117.59
7.3.170.0160.04117.68
7.3.160.0070.01417.77
7.2.330.0130.01317.82
7.2.320.0040.01517.88
7.2.310.0060.01217.68
7.2.300.0090.00918.00
7.2.290.0060.01617.71
7.2.60.0160.00318.20
7.1.200.0040.01117.00
7.1.100.0070.00719.50
7.1.70.0060.00618.38
7.1.60.0090.00919.32
7.1.50.0160.00918.34
7.1.00.0000.07723.75
7.0.200.0000.00918.10
7.0.140.0000.07323.23
7.0.110.0570.08321.05
7.0.100.0500.07720.98
7.0.90.0470.06021.05
7.0.80.0170.04720.92
7.0.70.0430.05721.03
7.0.60.0700.06720.88
7.0.50.0600.06721.09
7.0.40.0030.09020.87
7.0.30.0130.08020.69
7.0.20.0030.06720.63
7.0.10.0030.08320.71
7.0.00.0030.04720.81
5.6.280.0030.07322.08
5.6.260.0070.03721.66
5.6.250.0170.06321.58
5.6.240.0100.06321.75
5.6.230.0000.06721.74
5.6.220.0130.07721.70
5.6.210.0070.08721.73
5.6.200.0170.07721.54
5.6.190.0030.09021.57
5.6.180.0070.08721.63
5.6.170.0030.05721.70
5.6.160.0030.04321.54
5.6.150.0030.09021.73
5.6.140.0170.07721.71
5.6.130.0070.07321.69
5.6.120.0070.04721.60
5.6.110.0130.07721.88
5.6.100.0030.05021.63
5.6.90.0030.04321.87
5.6.80.0100.07320.96
5.6.70.0030.05020.98
5.6.60.0070.04320.95
5.6.50.0100.07321.04
5.6.40.0070.07721.05
5.6.30.0070.08021.11
5.6.20.0100.07021.04
5.6.10.0030.08321.07
5.6.00.0070.05020.94
5.5.380.0000.08317.60
5.5.370.0100.07017.56
5.5.360.0170.06717.50
5.5.350.0130.07317.48
5.5.340.0000.04718.09
5.5.330.0070.07017.83
5.5.320.0230.06017.96
5.5.310.0070.04318.12
5.5.300.0070.03717.91
5.5.290.0070.03718.23
5.5.280.0070.04718.07
5.5.270.0030.07718.13
5.5.260.0130.06718.08
5.5.250.0030.07717.94
5.5.240.0070.04017.48
5.5.230.0070.07717.31
5.5.220.0130.06717.47
5.5.210.0070.08017.60
5.5.200.0030.08017.27
5.5.190.0070.07717.45
5.5.180.0030.08017.45
5.5.160.0000.05017.45
5.5.150.0070.06017.50
5.5.140.0070.07017.45
5.5.130.0000.04717.44
5.5.120.0070.07717.44
5.5.110.0100.06317.47
5.5.100.0130.04017.48
5.5.90.0070.07317.35
5.5.80.0070.03717.50
5.5.70.0100.03717.15
5.5.60.0030.04317.48
5.5.50.0000.04017.36
5.5.40.0000.06317.17
5.5.30.0070.03717.34
5.5.20.0030.07317.32
5.5.10.0030.06717.49
5.5.00.0000.08717.45
5.4.450.0030.05720.18
5.4.440.0030.06720.56
5.4.430.0070.03020.06
5.4.420.0030.04720.08
5.4.410.0100.06720.27
5.4.400.0130.06319.77
5.4.390.0030.05319.86
5.4.380.0030.07719.89
5.4.370.0030.04019.96
5.4.360.0070.07320.20
5.4.350.0030.04319.77
5.4.340.0030.08019.87
5.4.320.0070.07720.09
5.4.310.0100.03720.16
5.4.300.0070.07720.17
5.4.290.0100.05319.89
5.4.280.0070.04719.86
5.4.270.0070.04320.05
5.4.260.0030.07719.93
5.4.250.0100.07019.86
5.4.240.0070.08019.91
5.4.230.0000.04320.02
5.4.220.0100.07019.92
5.4.210.0030.06719.85
5.4.200.0000.07020.08
5.4.190.0030.07720.15
5.4.180.0030.06719.77
5.4.170.0000.08720.07
5.4.160.0030.04019.88
5.4.150.0100.02719.75
5.4.140.0270.06317.39
5.4.130.0170.06017.25
5.4.120.0030.07317.30
5.4.110.0030.05317.54
5.4.100.0100.04017.52
5.4.90.0030.06317.25
5.4.80.0100.07017.38
5.4.70.0030.08017.38
5.4.60.0130.03317.56
5.4.50.0070.07317.33
5.4.40.0130.04317.38
5.4.30.0030.04717.22
5.4.20.0130.06317.45
5.4.10.0070.07317.37
5.4.00.0100.04016.89
5.3.290.0130.05314.64
5.3.280.0070.05714.59
5.3.270.0100.06714.46
5.3.260.0070.08014.58
5.3.250.0070.04014.56
5.3.240.0030.07714.72
5.3.230.0000.05314.61
5.3.220.0100.06014.69
5.3.210.0030.04014.65
5.3.200.0070.07314.69
5.3.190.0070.07714.61
5.3.180.0030.07714.55
5.3.170.0000.07314.79
5.3.160.0100.04714.57
5.3.150.0100.07714.56
5.3.140.0070.04314.69
5.3.130.0030.06314.52
5.3.120.0070.07314.69
5.3.110.0070.07714.56
5.3.100.0070.06713.90
5.3.90.0030.06713.88
5.3.80.0000.05314.12
5.3.70.0070.05314.24
5.3.60.0030.04314.23
5.3.50.0100.03013.94
5.3.40.0030.03713.96
5.3.30.0030.03713.91
5.3.20.0100.03013.72
5.3.10.0030.03313.73
5.3.00.0030.03313.59
5.2.170.0000.03011.91
5.2.160.0070.02311.91
5.2.150.0000.03011.91
5.2.140.0000.03011.91
5.2.130.0030.02711.91
5.2.120.0030.02711.91
5.2.110.0000.03011.91
5.2.100.0030.02711.91
5.2.90.0000.03011.91
5.2.80.0030.02711.91
5.2.70.0030.03711.91
5.2.60.0030.03311.91
5.2.50.0030.02711.91
5.2.40.0100.02011.91
5.2.30.0030.03011.91
5.2.20.0070.02311.91
5.2.10.0030.02711.91
5.2.00.0030.02711.91
5.1.60.0030.02311.91
5.1.50.0070.02311.91
5.1.40.0030.02311.91
5.1.30.0070.02311.91
5.1.20.0000.02711.91
5.1.10.0000.02711.91
5.1.00.0000.03311.91
5.0.50.0000.02011.91
5.0.40.0000.02311.91
5.0.30.0000.03011.91
5.0.20.0000.03011.91
5.0.10.0000.02311.91
5.0.00.0000.03011.91
4.4.90.0000.01711.91
4.4.80.0000.01711.91
4.4.70.0000.01711.91
4.4.60.0030.03311.91
4.4.50.0000.03011.91
4.4.40.0000.03711.91
4.4.30.0000.03011.91
4.4.20.0030.01311.91
4.4.10.0070.01011.91
4.4.00.0070.01711.91
4.3.110.0000.01711.91
4.3.100.0000.01311.91
4.3.90.0000.01311.91
4.3.80.0000.02311.91
4.3.70.0070.02011.91
4.3.60.0000.01311.91
4.3.50.0030.02011.91
4.3.40.0000.02311.91
4.3.30.0000.01711.91
4.3.20.0000.01311.91
4.3.10.0000.01311.91
4.3.00.0000.01311.91

preferences:
40.72 ms | 400 KiB | 5 Q