3v4l.org

run code in 300+ PHP versions simultaneously
<?php function obfuscate_email($email) { $em = explode("@",$email); $name = implode(array_slice($em, 0, count($em)-1), '@'); $len = floor(strlen($name)/2); return substr($name,0, $len) . str_repeat('*', $len) . "@" . end($em); } // to see in action: $emails = ['"Abc\@def"@iana.org', 'abcdlkjlkjk@hotmail.com', 'cal(foo\@bar)@iamcal.com']; foreach ($emails as $email) { echo obfuscate_email($email) . "\n"; }

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)
8.3.60.0070.01318.55
8.3.50.0070.00822.09
8.3.40.0120.00318.98
8.3.30.0140.00019.07
8.3.20.0070.00020.19
8.3.10.0030.00523.59
8.3.00.0080.00020.89
8.2.180.0130.01018.66
8.2.170.0140.00022.96
8.2.160.0110.00420.47
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0000.00819.13
8.2.110.0060.00322.21
8.2.100.0070.00417.91
8.2.90.0040.00419.27
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0070.00317.93
8.2.50.0060.00318.07
8.2.40.0000.00819.88
8.2.30.0050.00318.21
8.2.20.0020.00517.79
8.2.10.0040.00418.05
8.2.00.0040.00417.90
8.1.280.0040.01125.92
8.1.270.0060.00323.83
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0050.00524.01
8.1.230.0060.00619.09
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0050.00317.22
8.1.180.0030.00518.10
8.1.170.0050.00318.65
8.1.160.0000.00721.98
8.1.150.0050.00218.71
8.1.140.0070.00017.39
8.1.130.0000.00917.89
8.1.120.0050.00317.50
8.1.110.0000.00817.36
8.1.100.0040.00417.52
8.1.90.0050.00317.50
8.1.80.0040.00417.46
8.1.70.0070.00017.41
8.1.60.0000.01317.47
8.1.50.0090.00017.52
8.1.40.0080.00417.43
8.1.30.0030.00617.70
8.1.20.0050.00317.64
8.1.10.0000.00717.63
8.1.00.0080.00017.54
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.43
8.0.270.0040.00417.20
8.0.260.0060.00017.13
8.0.250.0000.00717.05
8.0.240.0070.00017.03
8.0.230.0070.00017.04
8.0.220.0040.00416.97
8.0.210.0030.00316.89
8.0.200.0070.00017.06
8.0.190.0040.00416.93
8.0.180.0000.00716.93
8.0.170.0000.00816.91
8.0.160.0030.00317.03
8.0.150.0070.00016.96
8.0.140.0050.00316.93
8.0.130.0030.00313.40
8.0.120.0080.00016.99
8.0.110.0060.00316.98
8.0.100.0000.00717.01
8.0.90.0000.00816.80
8.0.80.0040.01117.03
8.0.70.0040.00416.97
8.0.60.0040.00416.92
8.0.50.0040.00416.96
8.0.30.0100.00916.95
8.0.20.0110.00917.40
8.0.10.0070.00016.96
8.0.00.0100.00916.76
7.4.330.0030.00315.14
7.4.320.0030.00316.58
7.4.300.0030.00316.59
7.4.290.0070.00016.58
7.4.280.0000.00716.50
7.4.270.0030.00516.61
7.4.260.0000.00716.66
7.4.250.0000.00716.65
7.4.240.0010.00616.64
7.4.230.0070.00016.49
7.4.220.0060.01216.77
7.4.210.0030.01316.61
7.4.200.0050.00216.47
7.4.160.0120.00616.88
7.4.150.0080.01217.40
7.4.140.0120.00517.86
7.4.130.0150.00416.71
7.4.120.0020.01516.66
7.4.110.0100.01016.61
7.4.100.0090.00916.57
7.4.90.0090.00916.52
7.4.80.0130.01019.39
7.4.70.0030.01716.66
7.4.60.0000.01616.68
7.4.50.0030.00616.42
7.4.40.0080.00816.59
7.4.30.0100.00616.47
7.4.10.0030.01316.28
7.4.00.0050.01315.95
7.3.330.0030.00413.45
7.3.320.0000.00513.31
7.3.310.0030.00316.34
7.3.300.0040.00416.44
7.3.290.0090.00916.46
7.3.280.0090.00716.40
7.3.270.0060.02017.40
7.3.260.0100.00716.53
7.3.250.0130.00416.67
7.3.240.0080.00816.61
7.3.230.0080.00816.76
7.3.210.0100.00716.57
7.3.200.0120.00919.39
7.3.190.0100.00716.58
7.3.180.0090.00616.76
7.3.170.0040.01216.54
7.3.160.0110.00516.50
7.3.130.0090.00616.68
7.3.120.0080.00715.88
7.3.110.0060.00916.45
7.3.100.0060.00616.46
7.3.90.0040.00916.67
7.3.80.0040.01116.63
7.3.70.0050.00416.36
7.3.60.0040.01116.30
7.3.50.0110.00716.39
7.3.40.0070.01016.35
7.3.30.0080.00816.48
7.3.20.0030.00918.26
7.3.10.0100.00318.28
7.3.00.0100.00618.41
7.2.330.0080.00816.93
7.2.320.0130.01016.87
7.2.310.0130.00316.66
7.2.300.0070.01016.79
7.2.290.0100.00716.79
7.2.260.0070.01316.76
7.2.250.0100.01016.81
7.2.240.0070.00716.73
7.2.230.0140.00716.67
7.2.220.0100.00716.75
7.2.210.0040.01116.75
7.2.200.0100.00616.61
7.2.190.0060.00916.70
7.2.180.0100.00616.54
7.2.170.0030.01416.67
7.2.160.0060.00616.66
7.2.150.0000.01718.73
7.2.140.0070.01318.57
7.2.130.0000.01718.58
7.2.120.0070.01018.47
7.2.110.0120.00918.45
7.2.100.0000.01418.54
7.2.90.0120.00618.38
7.2.80.0060.00618.25
7.2.70.0060.01018.48
7.2.60.0060.01418.60
7.2.50.0070.00718.41
7.2.40.0070.00718.66
7.2.30.0150.00018.43
7.2.20.0090.00318.48
7.2.10.0060.01318.56
7.2.00.0100.00819.02
7.1.330.0020.00917.43
7.1.320.0120.00617.46
7.1.310.0000.01317.42
7.1.300.0120.00417.20
7.1.290.0070.01017.38
7.1.280.0030.01017.37
7.1.270.0060.00917.39
7.1.260.0070.00717.16
7.1.250.0040.01117.36
7.1.240.0120.00417.36
7.1.230.0100.00717.41
7.1.220.0030.01417.37
7.1.210.0110.00417.27
7.1.200.0090.00816.51
7.1.190.0040.01117.22
7.1.180.0040.01117.26
7.1.170.0070.00717.29
7.1.160.0000.01617.30
7.1.150.0000.01017.45
7.1.140.0070.00717.29
7.1.130.0000.01217.13
7.1.120.0110.00417.34
7.1.110.0040.01217.26
7.1.100.0050.00817.75
7.1.90.0060.00617.18
7.1.80.0100.00317.34
7.1.70.0070.00517.20
7.1.60.0050.01318.58
7.1.50.0080.01217.13
7.1.40.0040.01117.36
7.1.30.0060.00617.30
7.1.20.0060.00617.39
7.1.10.0090.00617.43
7.1.00.0060.04019.73
7.0.330.0000.00917.10
7.0.320.0040.01416.99
7.0.310.0100.00617.07
7.0.300.0000.01617.00
7.0.290.0000.01317.18
7.0.280.0140.00017.03
7.0.270.0030.01317.18
7.0.260.0060.01017.18
7.0.250.0030.00916.96
7.0.240.0000.01617.07
7.0.230.0030.00917.17
7.0.220.0090.00617.07
7.0.210.0090.00617.14
7.0.200.0030.00916.82
7.0.190.0060.00917.06
7.0.180.0060.00917.05
7.0.170.0030.01217.12
7.0.160.0040.01417.21
7.0.150.0090.00617.19
7.0.140.0070.03719.57
7.0.130.0000.01016.98
7.0.120.0070.00417.27
7.0.110.0030.01016.98
7.0.100.0100.04718.69
7.0.90.0130.03918.39
7.0.80.0180.04318.52
7.0.70.0210.04218.52
7.0.60.0160.03418.43
7.0.50.0280.03518.61
7.0.40.0160.03717.50
7.0.30.0070.04517.40
7.0.20.0070.04517.53
7.0.10.0070.04317.51
7.0.00.0060.03817.52
5.6.400.0030.01615.99
5.6.390.0030.01315.86
5.6.380.0090.00915.97
5.6.370.0070.01316.00
5.6.360.0060.00915.92
5.6.350.0000.01716.25
5.6.340.0030.00615.73
5.6.330.0130.00715.69
5.6.320.0070.01016.00
5.6.310.0030.00916.07
5.6.300.0050.00516.01
5.6.290.0040.01116.00
5.6.280.0080.03518.53
5.6.270.0100.00315.84
5.6.260.0060.00315.88
5.6.250.0090.04218.46
5.6.240.0070.04718.29
5.6.230.0020.04318.28
5.6.220.0080.04418.18
5.6.210.0090.03918.29
5.6.200.0100.03818.40
5.6.190.0080.04318.42
5.6.180.0120.03718.48
5.6.170.0050.04518.45
5.6.160.0030.04018.35
5.6.150.0070.04718.57
5.6.140.0090.04518.58
5.6.130.0070.04818.62
5.6.120.0000.05118.41
5.6.110.0030.04918.32
5.6.100.0060.04318.46
5.6.90.0050.04718.47
5.6.80.0080.04518.06
5.6.70.0020.04918.00
5.6.60.0030.03518.17
5.6.50.0030.04218.05
5.6.40.0050.04018.05
5.6.30.0060.04018.21
5.6.20.0130.04118.09
5.6.10.0070.04618.09
5.6.00.0100.03118.16
5.5.380.0120.03218.07
5.5.370.0070.04818.11
5.5.360.0070.04517.97
5.5.350.0100.04018.09
5.5.340.0090.04418.20
5.5.330.0100.03918.28
5.5.320.0120.04018.36
5.5.310.0100.03818.35
5.5.300.0120.03718.46
5.5.290.0120.03918.35
5.5.280.0080.03818.32
5.5.270.0040.04218.32
5.5.260.0120.03518.36
5.5.250.0050.03218.29
5.5.240.0050.04717.95
5.5.230.0070.04317.98
5.5.220.0060.04018.03
5.5.210.0110.03818.09
5.5.200.0040.03917.92
5.5.190.0060.02818.06
5.5.180.0050.04418.01
5.5.170.0000.01515.68
5.5.160.0090.04117.94
5.5.150.0060.04418.02
5.5.140.0100.03917.98
5.5.130.0030.04417.88
5.5.120.0080.04117.96
5.5.110.0080.04518.06
5.5.100.0080.04118.03
5.5.90.0040.03117.91
5.5.80.0100.03517.95
5.5.70.0080.04117.83
5.5.60.0070.04217.72
5.5.50.0050.04417.96
5.5.40.0050.04817.92
5.5.30.0070.02717.93
5.5.20.0050.04617.86
5.5.10.0040.04217.95
5.5.00.0020.04817.81
5.4.450.0070.04015.99
5.4.440.0080.04315.97
5.4.430.0060.04515.99
5.4.420.0050.04316.10
5.4.410.0070.04216.10
5.4.400.0090.04015.87
5.4.390.0050.04115.91
5.4.380.0100.03615.96
5.4.370.0060.04315.90
5.4.360.0110.03515.77
5.4.350.0070.03815.91
5.4.340.0070.02815.96
5.4.330.0080.00812.69
5.4.320.0070.03815.89
5.4.310.0080.02315.98
5.4.300.0000.04415.94
5.4.290.0020.03715.96
5.4.280.0080.02215.79
5.4.270.0060.03315.86
5.4.260.0060.03415.92
5.4.250.0070.04215.82
5.4.240.0020.03215.83
5.4.230.0050.04415.91
5.4.220.0050.03215.92
5.4.210.0100.03515.95
5.4.200.0120.03315.90
5.4.190.0030.03015.86
5.4.180.0030.04215.90
5.4.170.0050.02715.77
5.4.160.0110.03515.90
5.4.150.0120.03515.79
5.4.140.0050.04014.54
5.4.130.0030.04014.49
5.4.120.0080.03514.68
5.4.110.0030.03414.56
5.4.100.0060.03814.49
5.4.90.0070.03714.69
5.4.80.0050.04214.63
5.4.70.0060.03914.53
5.4.60.0050.03814.57
5.4.50.0080.03614.59
5.4.40.0080.03514.66
5.4.30.0030.04314.46
5.4.20.0080.03814.59
5.4.10.0090.02914.59
5.4.00.0020.04414.22
5.3.290.0080.03613.73
5.3.280.0020.04513.61
5.3.270.0020.03113.70
5.3.260.0140.03213.63
5.3.250.0020.02913.66
5.3.240.0050.03813.76
5.3.230.0080.04013.69
5.3.220.0050.04313.63
5.3.210.0080.04313.60
5.3.200.0050.03813.62
5.3.190.0100.03613.70
5.3.180.0040.02613.71
5.3.170.0050.04113.78
5.3.160.0020.04513.82
5.3.150.0060.04213.71
5.3.140.0050.03213.68
5.3.130.0030.04513.66
5.3.120.0070.03213.70
5.3.110.0030.04213.81
5.3.100.0050.03513.44
5.3.90.0030.04313.55
5.3.80.0060.02913.41
5.3.70.0070.02213.38
5.3.60.0050.03413.50
5.3.50.0050.03713.29
5.3.40.0030.02913.34
5.3.30.0030.03513.36
5.3.20.0070.03813.28
5.3.10.0090.02113.18
5.3.00.0050.03913.13
5.2.170.0130.05311.06
5.2.160.0130.04711.05
5.2.150.0030.06011.20
5.2.140.0070.05311.13
5.2.130.0070.06011.24
5.2.120.0000.04711.03
5.2.110.0070.06311.09
5.2.100.0130.03711.21
5.2.90.0070.05311.21
5.2.80.0030.06311.15
5.2.70.0030.06311.21
5.2.60.0100.05011.05
5.2.50.0000.04011.15
5.2.40.0030.06011.05
5.2.30.0030.06311.08
5.2.20.0070.05311.11
5.2.10.0000.06311.00
5.2.00.0030.04010.73
5.1.60.0100.0479.95
5.1.50.0030.03310.08
5.1.40.0070.05310.07
5.1.30.0070.05310.41
5.1.20.0030.04010.27
5.1.10.0100.04310.07
5.1.00.0030.05310.10
5.0.50.0070.0438.57
5.0.40.0100.0378.57
5.0.30.0000.0708.57
5.0.20.0070.0408.57
5.0.10.0000.0478.57
5.0.00.0030.0408.57
4.4.90.0000.0378.57
4.4.80.0030.0238.57
4.4.70.0000.0378.57
4.4.60.0030.0378.57
4.4.50.0030.0378.57
4.4.40.0000.0508.57
4.4.30.0000.0238.57
4.4.20.0030.0378.57
4.4.10.0030.0378.57
4.4.00.0070.0508.57
4.3.110.0000.0378.57
4.3.100.0000.0378.57
4.3.90.0030.0338.57
4.3.80.0030.0338.57
4.3.70.0000.0308.57
4.3.60.0070.0138.57
4.3.50.0000.0378.57
4.3.40.0030.0478.57
4.3.30.0000.0408.57
4.3.20.0070.0308.57
4.3.10.0030.0338.57
4.3.00.0030.0278.57

preferences:
50.26 ms | 401 KiB | 5 Q