3v4l.org

run code in 300+ PHP versions simultaneously
<?php $matches = array(); preg_match(".+@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-+[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-+[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))$", 'look@domain.com', $matches); var_dump($matches);

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)
8.3.60.0100.01018.56
8.3.50.0100.01021.81
8.3.40.0150.00018.67
8.3.30.0100.00719.14
8.3.20.0000.00720.23
8.3.10.0040.00423.46
8.3.00.0060.00317.25
8.2.180.0060.00918.16
8.2.170.0100.01022.96
8.2.160.0070.00720.53
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00422.09
8.2.110.0030.00620.39
8.2.100.0040.00717.97
8.2.90.0040.00418.89
8.2.80.0050.00317.97
8.2.70.0080.00017.38
8.2.60.0050.00517.80
8.2.50.0030.00518.07
8.2.40.0040.00419.95
8.2.30.0040.00418.05
8.2.20.0000.00717.62
8.2.10.0040.00418.05
8.2.00.0050.00217.70
8.1.280.0030.01425.92
8.1.270.0080.00023.82
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0000.01119.21
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0080.00017.23
8.1.180.0000.00718.10
8.1.170.0030.00518.39
8.1.160.0040.00421.86
8.1.150.0040.00418.82
8.1.140.0040.00417.39
8.1.130.0080.00017.76
8.1.120.0000.00717.41
8.1.110.0050.00317.33
8.1.100.0000.00717.27
8.1.90.0060.00317.43
8.1.80.0000.00717.30
8.1.70.0040.00417.39
8.1.60.0050.00317.44
8.1.50.0050.00317.41
8.1.40.0040.00417.36
8.1.30.0080.00017.58
8.1.20.0000.00817.52
8.1.10.0070.00017.43
8.1.00.0060.00317.37
8.0.300.0040.00418.77
8.0.290.0090.00016.75
8.0.280.0070.00018.39
8.0.270.0000.00717.19
8.0.260.0000.00617.18
8.0.250.0070.00016.92
8.0.240.0000.00716.79
8.0.230.0030.00316.84
8.0.220.0030.00316.88
8.0.210.0030.00316.88
8.0.200.0030.00316.98
8.0.190.0080.00016.85
8.0.180.0040.00416.89
8.0.170.0050.00316.88
8.0.160.0070.00016.77
8.0.150.0030.00316.73
8.0.140.0040.00416.75
8.0.130.0000.00513.39
8.0.120.0000.00716.84
8.0.110.0000.00716.73
8.0.100.0070.00016.75
8.0.90.0000.00816.78
8.0.80.0060.00916.86
8.0.70.0040.00416.96
8.0.60.0040.00416.96
8.0.50.0040.00416.93
8.0.30.0110.00817.06
8.0.20.0110.00817.40
8.0.10.0040.00316.89
8.0.00.0080.00816.61
7.4.330.0060.00015.01
7.4.320.0040.00416.53
7.4.300.0000.00616.36
7.4.290.0000.00816.57
7.4.280.0040.00416.53
7.4.270.0070.00016.49
7.4.260.0030.00316.35
7.4.250.0070.00016.48
7.4.240.0020.00616.53
7.4.230.0020.00516.57
7.4.220.0120.01316.62
7.4.210.0030.01016.39
7.4.200.0000.00716.34
7.4.160.0070.01016.61
7.4.150.0140.00717.40
7.4.140.0060.01117.86
7.4.130.0130.00416.46
7.4.120.0050.01216.47
7.4.110.0120.01216.53
7.4.100.0100.00716.39
7.4.90.0090.00616.30
7.4.80.0060.01619.39
7.4.70.0080.00816.48
7.4.60.0090.00616.29
7.4.50.0060.00316.45
7.4.40.0090.00916.51
7.4.30.0040.01416.44
7.4.10.0060.00914.99
7.4.00.0040.01214.87
7.3.330.0050.00012.92
7.3.320.0050.00012.94
7.3.310.0030.00316.27
7.3.300.0070.00016.11
7.3.290.0100.00716.23
7.3.280.0080.01016.22
7.3.270.0110.00717.40
7.3.260.0030.02116.16
7.3.250.0120.00716.47
7.3.240.0110.01116.37
7.3.230.0130.00316.39
7.3.210.0080.00816.27
7.3.200.0150.01119.39
7.3.190.0070.01316.26
7.3.180.0040.01216.45
7.3.170.0160.00016.37
7.3.160.0120.00416.18
7.3.130.0150.00014.83
7.3.120.0070.01114.62
7.3.110.0050.00814.62
7.3.100.0000.01214.68
7.3.90.0070.00714.62
7.3.80.0070.01114.46
7.3.70.0040.00814.59
7.3.60.0110.00414.72
7.3.50.0030.01014.66
7.3.40.0000.01414.73
7.3.30.0030.01014.59
7.3.20.0040.01116.48
7.3.10.0060.00616.26
7.3.00.0090.00916.55
7.2.330.0130.00316.38
7.2.320.0060.01116.53
7.2.310.0060.01016.20
7.2.300.0090.01516.55
7.2.290.0170.00716.57
7.2.260.0070.01014.77
7.2.250.0070.01015.07
7.2.240.0060.00614.82
7.2.230.0070.00715.07
7.2.220.0090.00615.06
7.2.210.0090.00315.04
7.2.200.0040.00715.00
7.2.190.0000.01414.96
7.2.180.0040.00815.05
7.2.170.0060.00614.70
7.2.160.0030.01214.97
7.2.150.0110.00716.44
7.2.140.0090.00616.79
7.2.130.0110.00016.93
7.2.120.0060.00916.82
7.2.110.0090.00616.70
7.2.100.0070.00716.94
7.2.90.0130.00616.82
7.2.80.0060.00616.73
7.2.70.0080.00416.80
7.2.60.0060.00616.66
7.2.50.0030.01316.89
7.2.40.0030.01016.94
7.2.30.0000.00916.86
7.2.20.0080.00416.49
7.2.10.0070.00716.71
7.2.00.0050.00717.85
7.1.330.0100.00315.71
7.1.320.0110.00715.71
7.1.310.0030.00615.41
7.1.300.0130.00315.74
7.1.290.0090.00415.80
7.1.280.0030.00915.54
7.1.270.0090.00615.80
7.1.260.0040.00715.70
7.1.250.0030.00915.74
7.1.240.0140.00015.75
7.1.230.0000.00915.75
7.1.220.0080.00415.42
7.1.210.0060.00815.72
7.1.200.0110.00415.77
7.1.190.0070.00715.55
7.1.180.0060.00615.75
7.1.170.0040.00415.86
7.1.160.0040.01115.76
7.1.150.0030.00715.83
7.1.140.0060.00915.61
7.1.130.0030.01015.71
7.1.120.0030.01015.79
7.1.110.0070.00415.80
7.1.100.0020.01116.91
7.1.90.0050.00815.55
7.1.80.0040.00715.84
7.1.70.0060.00516.23
7.1.60.0020.01017.40
7.1.50.0110.00616.27
7.1.40.0030.01315.80
7.1.30.0060.00715.84
7.1.20.0090.00315.51
7.1.10.0090.00615.54
7.1.00.0040.04119.19
7.0.330.0100.00715.15
7.0.320.0060.00615.10
7.0.310.0040.00415.28
7.0.300.0000.00915.43
7.0.290.0030.00614.98
7.0.280.0030.00715.30
7.0.270.0080.00815.30
7.0.260.0040.00915.27
7.0.250.0080.00415.43
7.0.240.0100.00015.39
7.0.230.0070.00415.35
7.0.220.0070.00715.38
7.0.210.0030.01315.25
7.0.200.0020.00616.03
7.0.190.0030.01015.09
7.0.180.0000.00915.43
7.0.170.0090.00315.46
7.0.160.0000.01115.29
7.0.150.0080.00515.40
7.0.140.0090.03718.62
7.0.130.0150.00015.50
7.0.120.0040.00415.09
7.0.110.0000.01515.20
7.0.100.0000.01515.43
7.0.90.0000.01215.33
7.0.80.0000.01315.43
7.0.70.0090.00615.56
7.0.60.0220.03917.61
7.0.50.0110.03016.68
7.0.40.0070.02816.78
7.0.30.0170.03516.65
7.0.20.0220.03816.74
7.0.10.0060.02216.91
7.0.00.0050.03516.67
5.6.400.0030.01014.66
5.6.390.0030.01314.27
5.6.380.0060.00614.33
5.6.370.0040.01114.07
5.6.360.0030.01214.07
5.6.350.0040.00714.16
5.6.340.0110.00414.38
5.6.330.0000.01514.18
5.6.320.0040.01114.52
5.6.310.0150.00014.20
5.6.300.0070.00714.02
5.6.290.0100.00314.21
5.6.280.0070.03817.82
5.6.270.0030.01014.27
5.6.260.0040.00814.18
5.6.250.0070.00314.33
5.6.240.0040.01114.30
5.6.230.0060.00314.19
5.6.220.0040.00414.18
5.6.210.0030.04417.37
5.6.200.0060.03116.06
5.6.190.0030.04917.14
5.6.180.0170.02317.38
5.6.170.0130.03117.40
5.6.160.0030.02917.18
5.6.150.0030.02316.19
5.6.140.0080.02116.05
5.6.130.0070.04516.17
5.6.120.0070.04317.70
5.6.110.0100.04017.70
5.6.100.0050.04517.68
5.6.90.0100.04017.72
5.6.80.0030.04817.32
5.6.70.0070.00714.39
5.6.60.0070.00314.11
5.6.50.0120.00013.99
5.6.40.0000.01613.96
5.6.30.0000.00914.20
5.6.20.0040.00813.85
5.6.10.0040.00914.20
5.6.00.0040.00714.13
5.5.380.0000.01314.07
5.5.370.0120.00314.21
5.5.360.0040.00813.84
5.5.350.0170.04317.33
5.5.340.0100.01816.03
5.5.330.0060.04617.02
5.5.320.0200.03817.38
5.5.310.0190.04017.26
5.5.300.0010.02615.95
5.5.290.0050.04615.99
5.5.280.0130.01817.43
5.5.270.0030.02417.53
5.5.260.0110.03717.42
5.5.250.0020.04817.44
5.5.240.0030.04517.22
5.5.230.0140.00013.96
5.5.220.0000.00814.20
5.5.210.0060.01214.20
5.5.200.0090.00614.36
5.5.190.0000.01313.99
5.5.180.0080.00814.05
5.5.170.0070.00414.24
5.5.160.0070.00714.30
5.5.150.0030.00913.77
5.5.140.0060.00913.73
5.5.130.0040.01414.24
5.5.120.0070.00713.95
5.5.110.0030.01314.12
5.5.100.0040.00713.98
5.5.90.0000.01014.22
5.5.80.0030.00714.13
5.5.70.0100.00314.09
5.5.60.0060.01214.21
5.5.50.0030.01014.20
5.5.40.0040.00813.85
5.5.30.0040.00714.30
5.5.20.0040.00813.88
5.5.10.0090.00613.86
5.5.00.0040.01214.21
5.4.450.0160.02615.74
5.4.440.0120.01815.68
5.4.430.0120.03815.63
5.4.420.0130.03015.63
5.4.410.0080.02915.60
5.4.400.0180.03815.60
5.4.390.0100.03015.56
5.4.380.0200.03015.52
5.4.370.0080.02615.55
5.4.360.0160.03615.63
5.4.350.0140.03615.56
5.4.340.0180.01815.60
5.4.330.0030.00712.04
5.4.320.0080.02915.58
5.4.310.0110.03315.45
5.4.300.0140.03815.58
5.4.290.0200.02715.57
5.4.280.0130.02115.45
5.4.270.0100.03015.46
5.4.260.0140.03615.58
5.4.250.0150.02115.58
5.4.240.0110.02815.59
5.4.230.0160.02515.58
5.4.220.0120.02815.46
5.4.210.0120.03315.50
5.4.200.0150.03815.58
5.4.190.0080.03015.59
5.4.180.0120.04215.59
5.4.170.0200.02015.59
5.4.160.0100.03515.50
5.4.150.0100.03215.50
5.4.140.0130.02914.21
5.4.130.0150.03414.12
5.4.120.0100.04314.20
5.4.110.0080.03214.30
5.4.100.0160.03814.17
5.4.90.0120.03614.18
5.4.80.0170.02014.24
5.4.70.0150.02514.16
5.4.60.0150.03814.21
5.4.50.0100.02714.20
5.4.40.0130.04014.18
5.4.30.0090.03314.16
5.4.20.0120.04114.25
5.4.10.0100.03714.23
5.4.00.0100.03513.90
5.3.290.0230.06714.48
5.3.280.0200.07714.52
5.3.270.0330.06314.48
5.3.260.0170.07014.48
5.3.250.0230.06714.58
5.3.240.0230.04314.62
5.3.230.0270.06714.52
5.3.220.0270.03714.50
5.3.210.0170.07714.50
5.3.200.0300.04014.40
5.3.190.0170.07714.49
5.3.180.0230.07714.35
5.3.170.0270.06714.49
5.3.160.0230.07014.53
5.3.150.0230.05014.45
5.3.140.0230.04314.49
5.3.130.0200.07314.55
5.3.120.0230.07314.42
5.3.110.0200.06314.36
5.3.100.0170.04314.01
5.3.90.0170.03713.91
5.3.80.0370.03714.11
5.3.70.0270.05313.97
5.3.60.0170.04313.97
5.3.50.0170.05713.76
5.3.40.0270.06713.96
5.3.30.0170.05713.92
5.3.20.0130.07713.62
5.3.10.0270.06313.55
5.3.00.0230.06013.62
5.2.170.0200.03711.04
5.2.160.0200.05711.03
5.2.150.0100.06311.30
5.2.140.0200.06011.08
5.2.130.0270.05011.11
5.2.120.0200.05311.04
5.2.110.0270.04711.18
5.2.100.0170.05311.09
5.2.90.0200.05311.04
5.2.80.0300.05010.96
5.2.70.0200.05311.02
5.2.60.0100.06311.13
5.2.50.0130.06010.91
5.2.40.0070.04710.85
5.2.30.0130.05310.97
5.2.20.0100.04310.86
5.2.10.0200.05710.91
5.2.00.0130.03010.77
5.1.60.0170.02010.05
5.1.50.0170.04710.04
5.1.40.0130.05710.00
5.1.30.0170.05310.24
5.1.20.0130.05710.47
5.1.10.0170.05710.16
5.1.00.0200.05010.13
5.0.50.0070.0438.63
5.0.40.0070.0508.47
5.0.30.0230.0508.32
5.0.20.0070.0308.31
5.0.10.0100.0408.13
5.0.00.0030.0508.24
4.4.90.0070.0378.13
4.4.80.0070.0338.13
4.4.70.0070.0208.13
4.4.60.0030.0308.13
4.4.50.0070.0378.13
4.4.40.0070.0338.13
4.4.30.0130.0308.13
4.4.20.0130.0308.13
4.4.10.0130.0308.13
4.4.00.0100.0638.13
4.3.110.0100.0378.13
4.3.100.0030.0278.13
4.3.90.0130.0238.13
4.3.80.0100.0408.13
4.3.70.0070.0378.13
4.3.60.0100.0278.13
4.3.50.0070.0338.13
4.3.40.0100.0438.13
4.3.30.0100.0208.13
4.3.20.0030.0338.13
4.3.10.0030.0378.13
4.3.00.0030.0338.13

preferences:
39.67 ms | 401 KiB | 5 Q