3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = 'test@io'; $host = substr($email, strpos($email, '@')); var_dump(substr_count($email, '@') === 1 && (checkdnsrr($host)) || checkdnsrr($host, 'A')));

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)
5.4.350.0200.04019.08
5.4.340.0080.04512.01
5.4.320.0070.05112.50
5.4.310.0060.05312.49
5.4.300.0130.04312.50
5.4.290.0070.05212.49
5.4.280.0080.04712.39
5.4.270.0060.04912.39
5.4.260.0060.05212.39
5.4.250.0080.04912.39
5.4.240.0050.05212.39
5.4.230.0070.05212.38
5.4.220.0100.04712.38
5.4.210.0080.04912.38
5.4.200.0090.05112.38
5.4.190.0060.05112.38
5.4.180.0060.05112.38
5.4.170.0090.04912.38
5.4.160.0080.04712.38
5.4.150.0050.04912.38
5.4.140.0110.04612.07
5.4.130.0080.04512.05
5.4.120.0060.05012.02
5.4.110.0090.04612.01
5.4.100.0060.04712.01
5.4.90.0140.04312.01
5.4.80.0080.05012.01
5.4.70.0060.04912.01
5.4.60.0050.05012.00
5.4.50.0100.04712.01
5.4.40.0090.04812.00
5.4.30.0120.04412.00
5.4.20.0110.04511.98
5.4.10.0060.04711.99
5.4.00.0060.05011.48
5.3.290.0090.05112.80
5.3.280.0120.04512.71
5.3.270.0110.05412.72
5.3.260.0080.05612.72
5.3.250.0050.05412.72
5.3.240.0080.05112.72
5.3.230.0100.03912.71
5.3.220.0060.03912.68
5.3.210.0090.04912.68
5.3.200.0080.04212.68
5.3.190.0080.04112.68
5.3.180.0110.03612.67
5.3.170.0100.03612.67
5.3.160.0060.04112.67
5.3.150.0080.04112.67
5.3.140.0090.03712.66
5.3.130.0060.05012.66
5.3.120.0040.04712.66
5.3.110.0060.04712.66
5.3.100.0050.03912.12
5.3.90.0060.03712.09
5.3.80.0060.03812.07
5.3.70.0090.03512.07
5.3.60.0070.03612.06
5.3.50.0080.03712.00
5.3.40.0060.04012.00
5.3.30.0070.04711.95
5.3.20.0060.05011.73
5.3.10.0060.04511.70
5.3.00.0060.04711.68
5.2.170.0090.0429.19
5.2.160.0030.0359.19
5.2.150.0070.0379.18
5.2.140.0060.0319.18
5.2.130.0070.0279.14
5.2.120.0080.0289.14
5.2.110.0040.0299.14
5.2.100.0050.0309.15
5.2.90.0050.0319.14
5.2.80.0050.0329.14
5.2.70.0040.0349.14
5.2.60.0050.0349.10
5.2.50.0070.0289.07
5.2.40.0070.0299.04
5.2.30.0040.0309.02
5.2.20.0060.0279.00
5.2.10.0050.0318.93
5.2.00.0030.0308.78
5.1.60.0050.0258.07
5.1.50.0040.0268.07
5.1.40.0030.0268.05
5.1.30.0060.0258.40
5.1.20.0030.0308.42
5.1.10.0060.0248.14
5.1.00.0040.0268.14
5.0.50.0030.0216.63
5.0.40.0050.0196.49
5.0.30.0060.0326.29
5.0.20.0030.0206.27
5.0.10.0030.0216.24
5.0.00.0020.0356.23
4.4.90.0040.0164.78
4.4.80.0020.0184.75
4.4.70.0040.0164.76
4.4.60.0050.0154.75
4.4.50.0060.0254.77
4.4.40.0050.0254.71
4.4.30.0050.0204.75
4.4.20.0040.0214.84
4.4.10.0010.0204.85
4.4.00.0020.0274.76
4.3.110.0040.0164.67
4.3.100.0040.0184.67
4.3.90.0040.0154.63
4.3.80.0030.0254.59
4.3.70.0020.0154.63
4.3.60.0020.0164.63
4.3.50.0050.0154.63
4.3.40.0050.0284.54
4.3.30.0030.0163.29
4.3.20.0020.0163.26
4.3.10.0030.0183.22
4.3.00.0230.0207.61

preferences:
141.57 ms | 1394 KiB | 7 Q