3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = 'test@io'; $host = substr($email, strpos($email, '0)); var_dump((substr_count($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)
5.4.350.0100.07019.03
5.4.340.0050.03912.01
5.4.320.0070.04212.50
5.4.310.0090.03612.50
5.4.300.0050.04312.50
5.4.290.0070.03712.49
5.4.280.0080.03812.39
5.4.270.0060.04112.39
5.4.260.0070.04212.39
5.4.250.0070.04412.39
5.4.240.0090.04912.39
5.4.230.0070.05212.38
5.4.220.0050.04112.38
5.4.210.0090.03512.38
5.4.200.0120.04712.38
5.4.190.0080.03812.38
5.4.180.0080.05112.38
5.4.170.0130.06812.39
5.4.160.0120.05812.38
5.4.150.0080.04812.38
5.4.140.0110.04712.07
5.4.130.0090.04612.05
5.4.120.0060.03912.02
5.4.110.0050.04212.01
5.4.100.0080.03712.01
5.4.90.0100.03712.01
5.4.80.0070.03612.01
5.4.70.0070.03412.01
5.4.60.0070.03812.00
5.4.50.0080.05112.00
5.4.40.0080.05012.00
5.4.30.0070.05011.99
5.4.20.0060.04011.99
5.4.10.0060.03612.00
5.4.00.0060.04811.48
5.3.290.0070.04412.80
5.3.280.0100.04412.71
5.3.270.0060.04612.72
5.3.260.0050.04312.72
5.3.250.0050.04112.72
5.3.240.0080.04412.72
5.3.230.0080.03712.71
5.3.220.0040.04212.68
5.3.210.0060.05012.68
5.3.200.0080.04612.68
5.3.190.0070.04212.68
5.3.180.0070.04512.67
5.3.170.0080.05012.66
5.3.160.0080.04912.68
5.3.150.0090.05012.67
5.3.140.0080.04412.66
5.3.130.0060.04112.66
5.3.120.0100.04012.66
5.3.110.0050.04012.66
5.3.100.0040.04212.12
5.3.90.0060.04112.08
5.3.80.0090.04612.07
5.3.70.0120.04212.07
5.3.60.0100.03312.06
5.3.50.0060.03812.00
5.3.40.0100.04112.00
5.3.30.0070.04211.95
5.3.20.0070.03411.73
5.3.10.0060.03811.70
5.3.00.0050.03911.68
5.2.170.0040.0339.18
5.2.160.0050.0319.18
5.2.150.0060.0319.18
5.2.140.0040.0319.17
5.2.130.0050.0299.14
5.2.120.0070.0269.14
5.2.110.0020.0329.14
5.2.100.0060.0289.14
5.2.90.0060.0289.14
5.2.80.0040.0309.14
5.2.70.0050.0339.14
5.2.60.0050.0339.09
5.2.50.0060.0319.06
5.2.40.0050.0309.04
5.2.30.0030.0319.02
5.2.20.0030.0309.01
5.2.10.0050.0288.93
5.2.00.0050.0338.78
5.1.60.0060.0338.07
5.1.50.0050.0308.06
5.1.40.0050.0308.05
5.1.30.0070.0288.40
5.1.20.0070.0318.41
5.1.10.0050.0328.14
5.1.00.0050.0308.14
5.0.50.0080.0206.62
5.0.40.0090.0196.48
5.0.30.0080.0336.29
5.0.20.0050.0226.26
5.0.10.0040.0236.24
5.0.00.0030.0356.23
4.4.90.0030.0174.77
4.4.80.0060.0144.75
4.4.70.0030.0164.75
4.4.60.0010.0184.76
4.4.50.0040.0154.77
4.4.40.0000.0314.71
4.4.30.0020.0174.76
4.4.20.0010.0174.84
4.4.10.0040.0144.85
4.4.00.0010.0294.76
4.3.110.0010.0174.67
4.3.100.0030.0184.66
4.3.90.0030.0184.63
4.3.80.0040.0274.58
4.3.70.0010.0184.63
4.3.60.0050.0134.63
4.3.50.0010.0184.63
4.3.40.0030.0264.54
4.3.30.0020.0163.29
4.3.20.0020.0183.26
4.3.10.0030.0163.22
4.3.00.0130.0277.61

preferences:
151.17 ms | 1394 KiB | 7 Q