3v4l.org

run code in 300+ PHP versions simultaneously
<?php $domain_name = "ăîăîîas.idn.icann.org"; $domain_name = idn_to_ascii($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)
8.3.60.0060.00919.31
8.3.50.0120.00721.72
8.3.40.0110.00419.64
8.3.30.0100.01019.92
8.3.20.0070.00021.27
8.3.10.0080.00024.22
8.3.00.0080.00318.50
8.2.180.0060.01217.50
8.2.170.0110.00722.96
8.2.160.0100.00321.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00326.16
8.2.120.0000.00723.14
8.2.110.0050.00523.25
8.2.100.0100.00318.61
8.2.90.0000.00820.09
8.2.80.0040.00418.63
8.2.70.0030.00618.50
8.2.60.0030.00618.79
8.2.50.0030.00618.63
8.2.40.0040.00420.58
8.2.30.0000.00818.90
8.2.20.0070.00018.69
8.2.10.0040.00418.96
8.2.00.0040.00818.65
8.1.280.0110.00425.92
8.1.270.0000.00824.91
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00324.71
8.1.230.0080.00420.01
8.1.220.0030.00518.53
8.1.210.0080.00018.77
8.1.200.0100.00018.10
8.1.190.0000.00818.23
8.1.180.0050.00318.41
8.1.170.0050.00319.46
8.1.160.0040.00422.79
8.1.150.0040.00419.62
8.1.140.0050.00318.32
8.1.130.0030.00618.70
8.1.120.0050.00318.39
8.1.110.0040.00418.46
8.1.100.0050.00218.32
8.1.90.0080.00018.47
8.1.80.0000.00718.43
8.1.70.0000.00718.46
8.1.60.0030.00618.54
8.1.50.0040.00418.40
8.1.40.0050.00318.37
8.1.30.0040.00418.64
8.1.20.0040.00418.51
8.1.10.0080.00018.36
8.1.00.0000.00718.41
8.0.300.0040.00418.77
8.0.290.0090.00017.75
8.0.280.0030.00319.31
8.0.270.0070.00017.98
8.0.260.0000.00718.12
8.0.250.0030.00317.65
8.0.240.0000.00717.70
8.0.230.0030.00317.66
8.0.220.0000.00717.75
8.0.210.0030.00317.67
8.0.200.0060.00317.66
8.0.190.0040.00417.65
8.0.180.0070.00017.77
8.0.170.0000.00717.76
8.0.160.0000.00717.81
8.0.150.0000.00717.77
8.0.140.0040.00417.86
8.0.130.0030.00313.33
8.0.120.0000.00917.63
8.0.110.0040.00417.82
8.0.100.0000.00817.54
8.0.90.0000.00717.71
8.0.80.0160.00017.85
8.0.70.0000.00717.67
8.0.60.0040.00417.63
8.0.50.0020.00517.73
8.0.30.0100.01018.13
8.0.20.0120.00718.03
8.0.10.0000.00717.86
8.0.00.0100.00817.65
7.4.330.0030.00315.00
7.4.320.0000.00617.54
7.4.300.0060.00017.59
7.4.290.0000.00817.49
7.4.280.0000.00717.45
7.4.270.0030.00317.46
7.4.260.0000.00717.50
7.4.250.0000.00717.55
7.4.240.0050.00217.56
7.4.230.0030.00317.65
7.4.220.0060.01517.62
7.4.210.0030.01117.42
7.4.200.0050.00217.45
7.4.160.0100.01317.18
7.4.150.0120.00917.40
7.4.140.0070.01117.86
7.4.130.0110.00717.50
7.4.120.0090.00917.28
7.4.110.0080.00817.50
7.4.100.0160.00317.37
7.4.90.0090.00917.65
7.4.80.0100.00719.39
7.4.70.0100.00717.68
7.4.60.0100.00717.29
7.4.50.0040.00417.37
7.4.40.0090.01217.29
7.4.30.0130.00717.40
7.4.00.0090.00616.04
7.3.330.0000.00613.23
7.3.320.0000.00613.29
7.3.310.0040.00417.46
7.3.300.0070.00017.57
7.3.290.0090.00917.50
7.3.280.0080.01217.54
7.3.270.0110.01117.88
7.3.260.0090.00917.52
7.3.240.0030.01617.75
7.3.230.0090.00917.63
7.3.210.0140.00417.72
7.3.200.0030.01719.39
7.3.190.0140.00517.64
7.3.180.0080.00817.54
7.3.170.0230.02917.77
7.3.160.0100.00717.46
7.2.330.0120.01217.75
7.2.320.0170.00717.62
7.2.310.0090.00917.62
7.2.300.0080.01117.87
7.2.290.0040.02117.79
7.2.60.0070.01018.12
7.2.50.0090.01218.11
7.1.200.0040.01116.67
7.1.100.0000.01319.71
7.1.70.0000.01118.54
7.1.60.0100.01719.32
7.1.50.0100.01318.19
7.1.00.0030.07723.57
7.0.200.0030.00618.12
7.0.140.0030.07323.15
7.0.110.0200.04021.08
7.0.100.0070.04320.89
7.0.90.0070.04320.89
7.0.80.0170.06721.05
7.0.70.0100.05020.90
7.0.60.0130.04320.95
7.0.50.0200.07320.95
7.0.40.0030.04320.70
7.0.30.0070.06320.75
7.0.20.0100.08020.80
7.0.10.0030.05320.77
7.0.00.0070.05720.67
5.6.280.0070.07322.09
5.6.260.0100.03721.77
5.6.250.0070.06721.71
5.6.240.0070.06721.64
5.6.230.0030.04021.55
5.6.220.0070.04721.74
5.6.210.0030.06721.62
5.6.200.0030.07721.71
5.6.190.0070.05721.61
5.6.180.0100.07721.49
5.6.170.0070.03321.58
5.6.160.0170.07021.73
5.6.150.0100.05021.62
5.6.140.0030.06321.71
5.6.130.0070.06321.62
5.6.120.0070.04321.48
5.6.110.0070.06021.60
5.6.100.0000.04721.70
5.6.90.0000.04321.73
5.6.80.0000.04721.13
5.6.70.0170.02321.26
5.6.60.0070.04021.08
5.6.50.0070.03321.01
5.6.40.0030.03320.98
5.6.30.0100.07720.94
5.6.20.0000.07720.96
5.6.10.0000.04320.98
5.6.00.0100.05020.96
5.5.380.0170.07017.47
5.5.370.0070.03717.55
5.5.360.0130.03317.68
5.5.350.0030.04017.79
5.5.340.0000.06717.94
5.5.330.0100.06017.93
5.5.320.0030.05018.05
5.5.310.0070.05717.93
5.5.300.0070.06717.83
5.5.290.0030.04018.12
5.5.280.0030.05018.14
5.5.270.0070.03318.12
5.5.260.0100.04017.92
5.5.250.0100.07017.64
5.5.240.0030.03317.51
5.5.230.0070.05717.29
5.5.220.0000.03717.30
5.5.210.0070.05317.50
5.5.200.0030.06317.31
5.5.190.0100.06717.58
5.5.180.0030.04017.48
5.5.160.0030.04017.43
5.5.150.0070.07317.26
5.5.140.0100.03317.28
5.5.130.0030.04317.40
5.5.120.0000.04317.48
5.5.110.0000.04017.28
5.5.100.0030.04317.31
5.5.90.0070.04317.20
5.5.80.0070.04017.38
5.5.70.0130.03017.15
5.5.60.0000.04317.34
5.5.50.0030.04717.47
5.5.40.0030.05717.07
5.5.30.0030.03717.14
5.5.20.0130.05017.15
5.5.10.0070.05717.34
5.5.00.0130.03017.48
5.4.450.0030.08320.18
5.4.440.0030.07320.48
5.4.430.0070.04320.34
5.4.420.0030.05020.38
5.4.410.0000.04019.97
5.4.400.0100.03319.90
5.4.390.0030.05720.16
5.4.380.0030.03719.78
5.4.370.0000.06320.24
5.4.360.0000.05720.20
5.4.350.0070.03720.04
5.4.340.0070.08320.20
5.4.320.0070.05020.09
5.4.310.0030.04320.07
5.4.300.0030.06719.92
5.4.290.0030.04019.74
5.4.280.0030.03320.12
5.4.270.0030.03320.04
5.4.260.0030.03319.76
5.4.250.0100.06319.91
5.4.240.0070.04019.85
5.4.230.0000.04720.07
5.4.220.0030.04719.87
5.4.210.0030.04019.86
5.4.200.0100.04319.76
5.4.190.0070.03019.92
5.4.180.0070.05720.11
5.4.170.0030.05719.73
5.4.160.0070.06319.77
5.4.150.0070.04020.23
5.4.140.0170.03317.60
5.4.130.0000.04317.34
5.4.120.0030.03717.31
5.4.110.0030.05017.32
5.4.100.0000.04717.40
5.4.90.0000.04717.25
5.4.80.0000.05317.33
5.4.70.0070.03717.36
5.4.60.0070.03317.37
5.4.50.0070.07017.23
5.4.40.0030.05717.37
5.4.30.0030.04017.34
5.4.20.0070.04717.36
5.4.10.0030.04017.48
5.4.00.0030.03716.86
5.3.290.0070.03714.74
5.3.280.0000.04014.63
5.3.270.0100.06314.83
5.3.260.0130.07314.55
5.3.250.0070.03314.61
5.3.240.0070.04314.59
5.3.230.0100.05014.68
5.3.220.0030.04014.56
5.3.210.0000.04314.60
5.3.200.0130.06314.54
5.3.190.0070.04714.41
5.3.180.0130.03714.58
5.3.170.0070.04014.55
5.3.160.0070.03714.58
5.3.150.0030.04014.42
5.3.140.0070.04714.69
5.3.130.0030.04014.56
5.3.120.0000.04314.52
5.3.110.0100.05714.62
5.3.100.0000.03314.13
5.3.90.0030.03714.04
5.3.80.0000.04013.87
5.3.70.0000.04013.87
5.3.60.0000.03713.99
5.3.50.0030.03714.05
5.3.40.0030.03714.17
5.3.30.0100.03013.86
5.3.20.0070.03713.76
5.3.10.0100.02713.88
5.3.00.0030.03313.63
5.2.170.0000.03313.46
5.2.160.0030.02713.46
5.2.150.0000.03713.46
5.2.140.0000.03313.46
5.2.130.0000.03013.46
5.2.120.0030.02713.46
5.2.110.0000.02713.46
5.2.100.0070.02313.46
5.2.90.0000.02713.46
5.2.80.0030.02313.46
5.2.70.0030.02313.46
5.2.60.0000.03013.46
5.2.50.0000.03313.46
5.2.40.0070.02713.46
5.2.30.0000.03313.46
5.2.20.0030.02313.46
5.2.10.0070.04713.46
5.2.00.0000.03713.46
5.1.60.0030.02013.46
5.1.50.0000.03013.46
5.1.40.0000.03013.46
5.1.30.0000.04013.46
5.1.20.0030.02313.46
5.1.10.0030.02013.46
5.1.00.0000.02713.46
5.0.50.0000.02013.46
5.0.40.0030.01713.46
5.0.30.0000.02713.46
5.0.20.0000.01713.46
5.0.10.0000.02013.46
5.0.00.0030.03313.46
4.4.90.0000.01713.46
4.4.80.0000.01713.46
4.4.70.0030.02013.46
4.4.60.0000.01313.46
4.4.50.0070.01013.46
4.4.40.0000.02713.46
4.4.30.0000.02013.46
4.4.20.0030.01313.46
4.4.10.0000.01313.46
4.4.00.0030.02013.46
4.3.110.0030.01013.46
4.3.100.0000.01713.46
4.3.90.0000.01313.46
4.3.80.0000.02313.46
4.3.70.0000.01313.46
4.3.60.0000.01313.46
4.3.50.0000.01313.46
4.3.40.0000.02313.46
4.3.30.0030.01713.46
4.3.20.0000.01713.46
4.3.10.0030.01313.46
4.3.00.0000.01313.46

preferences:
40.93 ms | 401 KiB | 5 Q