3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('\G/(?<=^.)[^@]*([^@]{2}@[^.]{2})[^.]*(.\.).*(?=.$)/i','*$1*$2*','example@example.com'); // e****le@ex****e.**m

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)
8.3.60.0100.00616.50
8.3.50.0070.00821.94
8.3.40.0040.01118.54
8.3.30.0060.00818.92
8.3.20.0050.00320.21
8.3.10.0050.00223.44
8.3.00.0000.00718.93
8.2.180.0070.00716.63
8.2.170.0110.00322.96
8.2.160.0000.01420.38
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0030.00726.16
8.2.120.0070.00019.64
8.2.110.0000.00820.52
8.2.100.0040.00819.39
8.2.90.0000.00817.75
8.2.80.0040.00418.80
8.2.70.0030.00617.50
8.2.60.0040.00417.63
8.2.50.0090.00017.60
8.2.40.0000.00819.13
8.2.30.0000.00718.05
8.2.20.0050.00217.50
8.2.10.0040.00417.93
8.2.00.0000.00817.47
8.1.280.0100.01025.92
8.1.270.0030.00623.96
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00719.01
8.1.230.0070.00420.96
8.1.220.0060.00318.52
8.1.210.0000.00818.77
8.1.200.0040.00417.10
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0060.00317.62
8.1.160.0000.00721.96
8.1.150.0000.00718.54
8.1.140.0040.00417.36
8.1.130.0080.00017.80
8.1.120.0070.00017.37
8.1.110.0040.00417.35
8.1.100.0000.00817.36
8.1.90.0040.00417.31
8.1.80.0070.00017.36
8.1.70.0030.00317.27
8.1.60.0030.00617.45
8.1.50.0040.00417.41
8.1.40.0000.00717.43
8.1.30.0030.00517.41
8.1.20.0000.00717.54
8.1.10.0070.00017.43
8.1.00.0040.00417.26
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.38
8.0.270.0070.00017.19
8.0.260.0040.00417.14
8.0.250.0030.00316.96
8.0.240.0000.00816.90
8.0.230.0000.00716.84
8.0.220.0000.00716.75
8.0.210.0030.00316.73
8.0.200.0060.00016.86
8.0.190.0000.00716.88
8.0.180.0050.00216.88
8.0.170.0040.00416.71
8.0.160.0000.00716.83
8.0.150.0070.00016.74
8.0.140.0040.00416.73
8.0.130.0000.00513.17
8.0.120.0070.00016.64
8.0.110.0050.00316.84
8.0.100.0040.00416.68
8.0.90.0000.00716.77
8.0.80.0080.00616.72
8.0.70.0040.00416.88
8.0.60.0000.00816.72
8.0.50.0040.00416.80
8.0.30.0130.00916.97
8.0.20.0140.01017.40
8.0.10.0030.00316.81
8.0.00.0120.00916.83
7.4.330.0030.00315.00
7.4.320.0000.00616.43
7.4.300.0050.00316.37
7.4.290.0030.00316.46
7.4.280.0000.00816.43
7.4.270.0030.00316.46
7.4.260.0040.00416.34
7.4.250.0000.00716.43
7.4.240.0030.00316.39
7.4.230.0000.00716.46
7.4.220.0120.00616.44
7.4.210.0080.00616.57
7.4.200.0000.00816.43
7.4.190.0020.00516.50
7.4.160.0090.00616.36
7.4.150.0140.00417.40
7.4.140.0130.00417.86
7.4.130.0090.00716.40
7.4.120.0110.00816.42
7.4.110.0030.01416.30
7.4.100.0120.01216.32
7.4.90.0170.00016.55
7.4.80.0100.01019.39
7.4.70.0100.00716.26
7.4.60.0060.01016.20
7.4.50.0000.00816.32
7.4.40.0130.00616.21
7.4.30.0080.01216.42
7.4.00.0160.00014.98
7.3.330.0030.00212.92
7.3.320.0000.00512.92
7.3.310.0030.00316.22
7.3.300.0030.00316.19
7.3.290.0070.01016.24
7.3.280.0080.00716.20
7.3.270.0140.00317.40
7.3.260.0100.00716.21
7.3.250.0100.00616.19
7.3.240.0120.00616.43
7.3.230.0090.00616.39
7.3.210.0130.00916.25
7.3.200.0140.00319.39
7.3.190.0100.01016.34
7.3.180.0060.01016.30
7.3.170.0110.00616.37
7.3.160.0100.00716.38
7.3.120.0100.00714.60
7.3.110.0110.00014.66
7.3.100.0000.01614.70
7.3.90.0090.00614.62
7.3.80.0100.00714.36
7.3.70.0060.00614.45
7.3.60.0040.01114.75
7.3.50.0090.00614.79
7.3.40.0080.00814.72
7.3.30.0040.01114.80
7.3.20.0000.01216.75
7.3.10.0040.00716.54
7.3.00.0070.00716.25
7.2.330.0030.01716.49
7.2.320.0100.01316.60
7.2.310.0030.01316.57
7.2.300.0160.00716.53
7.2.290.0200.00316.34
7.2.240.0000.01314.79
7.2.230.0040.01215.11
7.2.220.0100.00715.05
7.2.210.0000.01114.59
7.2.200.0070.00714.57
7.2.190.0090.00614.93
7.2.180.0090.00614.80
7.2.170.0000.01814.84
7.2.160.0030.01415.03
7.2.150.0060.01016.60
7.2.140.0060.00916.66
7.2.130.0030.00616.68
7.2.120.0100.00716.61
7.2.110.0040.00816.61
7.2.100.0100.00316.69
7.2.90.0040.01116.68
7.2.80.0070.01116.33
7.2.70.0090.00616.82
7.2.60.0030.01216.82
7.2.50.0000.01316.84
7.2.40.0030.01016.58
7.2.30.0080.00816.94
7.2.20.0070.01016.82
7.2.10.0130.00316.70
7.2.00.0210.00917.71
7.1.330.0110.00015.68
7.1.320.0000.00915.45
7.1.310.0110.00415.65
7.1.300.0030.01015.80
7.1.290.0030.00815.39
7.1.280.0030.00815.68
7.1.270.0070.00415.28
7.1.260.0070.01015.68
7.1.250.0070.00715.46
7.1.100.0000.01118.05
7.1.70.0000.00917.01
7.1.60.0170.00719.46
7.1.50.0040.00716.88
7.1.00.0000.08022.45
7.0.200.0120.00016.66
7.0.140.0030.07322.09
7.0.60.0070.07719.80
7.0.50.0030.08017.85
7.0.40.0000.04720.13
7.0.30.0270.06720.00
7.0.20.0230.07020.16
7.0.10.0070.07720.20
7.0.00.0070.07320.08
5.6.280.0000.07320.82
5.6.210.0100.04720.66
5.6.200.0100.07018.08
5.6.190.0130.08020.41
5.6.180.0270.04720.61
5.6.170.0270.06320.50
5.6.160.0070.05020.50
5.6.150.0130.04018.13
5.6.140.0030.04718.19
5.6.130.0070.08318.20
5.6.120.0070.04021.05
5.6.110.0070.04721.02
5.6.100.0030.08721.00
5.6.90.0030.08020.84
5.6.80.0130.07320.40
5.5.350.4300.03720.37
5.5.340.0100.06317.95
5.5.330.0100.08020.42
5.5.320.0170.06320.20
5.5.310.0370.06320.28
5.5.300.0100.08017.98
5.5.290.0030.04018.01
5.5.280.0070.04720.89
5.5.270.0070.05720.75
5.5.260.0070.09320.79
5.5.250.0200.06720.61
5.5.240.0000.08320.35
5.4.450.1100.02319.41
5.4.440.0470.04748.86
5.4.430.0270.04341.72
5.4.420.0430.04339.34
5.4.410.0270.04337.55
5.4.400.0300.04335.18
5.4.390.0270.04732.62
5.4.380.0170.05018.47
5.4.370.0030.06718.46
5.4.360.0100.05718.54
5.4.350.0070.06018.73
5.4.340.0170.04718.49
5.4.320.0040.03812.45
5.4.310.0070.03712.45
5.4.300.0080.04312.45
5.4.290.0060.04212.45
5.4.280.0050.04312.34
5.4.270.0080.04112.34
5.4.260.0110.04812.34
5.4.250.0090.04112.34
5.4.240.0090.03412.34
5.4.230.0080.03612.34
5.4.220.0050.03712.34
5.4.210.0060.03512.34
5.4.200.0080.03912.34
5.4.190.0060.03712.34
5.4.180.0090.05112.33
5.4.170.0070.04712.34
5.4.160.0060.03512.34
5.4.150.0090.03812.34
5.4.140.0050.03812.02
5.4.130.0050.03812.01
5.4.120.0060.04011.96
5.4.110.0050.04211.96
5.4.100.0050.03811.96
5.4.90.0060.03911.96
5.4.80.0040.04511.96
5.4.70.0050.03911.96
5.4.60.0050.03611.96
5.4.50.0040.03911.96
5.4.40.0070.03511.95
5.4.30.0080.03411.95
5.4.20.0070.03811.95
5.4.10.0090.03411.95
5.4.00.0080.04311.44
5.3.290.0120.03412.80
5.3.280.0070.03912.71
5.3.270.0070.04112.72
5.3.260.0100.03712.72
5.3.250.0080.03712.71
5.3.240.0060.04112.72
5.3.230.0080.03912.71
5.3.220.0060.03812.68
5.3.210.0110.04012.68
5.3.200.0090.04012.68
5.3.190.0100.03612.68
5.3.180.0050.04012.67
5.3.170.0080.03712.66
5.3.160.0040.03912.67
5.3.150.0060.03812.67
5.3.140.0060.03912.66
5.3.130.0060.03912.66
5.3.120.0060.04012.66
5.3.110.0060.03912.66
5.3.100.0030.04012.12
5.3.90.0070.03612.08
5.3.80.0060.04212.07
5.3.70.0090.03712.07
5.3.60.0070.03812.07
5.3.50.0090.04312.00
5.3.40.0100.04712.00
5.3.30.0110.04311.94
5.3.20.0120.03611.71
5.3.10.0070.03811.69
5.3.00.0090.03611.67
5.2.170.0080.0379.18
5.2.160.0060.0329.18
5.2.150.0050.0319.18
5.2.140.0030.0329.18
5.2.130.0050.0289.13
5.2.120.0050.0359.13
5.2.110.0050.0309.14
5.2.100.0070.0279.14
5.2.90.0060.0289.14
5.2.80.0060.0299.13
5.2.70.0040.0329.13
5.2.60.0040.0329.09
5.2.50.0030.0329.05
5.2.40.0050.0299.03
5.2.30.0040.0319.00
5.2.20.0050.0308.99
5.2.10.0030.0308.92
5.2.00.0080.0288.77
5.1.60.0030.0278.06
5.1.50.0080.0238.06
5.1.40.0060.0258.04
5.1.30.0050.0268.39
5.1.20.0050.0268.41
5.1.10.0030.0288.14
5.1.00.0050.0268.13
5.0.50.0010.0256.61
5.0.40.0030.0216.47
5.0.30.0040.0326.28
5.0.20.0040.0206.26
5.0.10.0030.0236.23
5.0.00.0040.0346.22
4.4.90.0040.0154.78
4.4.80.0010.0184.75
4.4.70.0020.0174.75
4.4.60.0020.0164.75
4.4.50.0010.0174.77
4.4.40.0050.0234.71
4.4.30.0010.0224.76
4.4.20.0030.0224.84
4.4.10.0050.0194.85
4.4.00.0020.0294.76
4.3.110.0030.0164.67
4.3.100.0030.0174.66
4.3.90.0040.0194.63
4.3.80.0030.0274.59
4.3.70.0020.0194.63
4.3.60.0020.0174.63
4.3.50.0030.0154.63
4.3.40.0030.0284.54
4.3.30.0030.0203.28
4.3.20.0040.0193.26
4.3.10.0030.0203.21
4.3.00.0100.01331.63

preferences:
44.06 ms | 401 KiB | 5 Q