3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = "/^[a-zA-Z0-9._-]+@[a-zA-Z0-9-]+\.[a-zA-Z.]{2,5}$/"; $replacement = "**************"; echo preg_replace($pattern, $replacement, "I want to replace this.is@an.email.address with stars");

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)
8.3.60.0040.01118.55
8.3.50.0070.00722.98
8.3.40.0060.01218.93
8.3.30.0150.00019.03
8.3.20.0070.00020.26
8.3.10.0080.00023.66
8.3.00.0050.00317.63
8.2.180.0090.00616.61
8.2.170.0110.00422.96
8.2.160.0100.00320.39
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0140.00026.16
8.2.120.0040.00421.08
8.2.110.0090.00022.02
8.2.100.0060.00619.57
8.2.90.0090.00019.05
8.2.80.0000.00817.97
8.2.70.0090.00017.63
8.2.60.0040.00418.03
8.2.50.0000.00918.07
8.2.40.0050.00318.22
8.2.30.0040.00418.07
8.2.20.0040.00417.76
8.2.10.0040.00418.08
8.2.00.0030.00617.80
8.1.280.0140.00325.92
8.1.270.0040.00423.82
8.1.260.0050.00326.35
8.1.250.0140.00028.09
8.1.240.0000.00923.76
8.1.230.0070.00419.10
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.38
8.1.190.0040.00417.36
8.1.180.0060.00318.10
8.1.170.0030.00618.51
8.1.160.0050.00221.96
8.1.150.0000.00718.89
8.1.140.0040.00417.54
8.1.130.0070.00017.79
8.1.120.0000.00717.55
8.1.110.0070.00017.48
8.1.100.0070.00017.56
8.1.90.0000.00717.45
8.1.80.0000.00717.58
8.1.70.0050.00217.43
8.1.60.0000.00817.66
8.1.50.0000.00817.53
8.1.40.0000.00917.64
8.1.30.0080.00017.70
8.1.20.0090.00317.73
8.1.10.0040.00417.63
8.1.00.0070.00017.59
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.40
8.0.270.0030.00317.27
8.0.260.0030.00317.16
8.0.250.0030.00317.04
8.0.240.0000.00816.97
8.0.230.0030.00316.99
8.0.220.0080.00016.98
8.0.210.0000.00716.89
8.0.200.0060.00016.99
8.0.190.0070.00016.96
8.0.180.0040.00416.84
8.0.170.0000.00817.00
8.0.160.0000.00716.87
8.0.150.0000.00816.84
8.0.140.0040.00716.91
8.0.130.0030.00313.46
8.0.120.0040.00416.93
8.0.110.0020.00516.93
8.0.100.0070.00017.00
8.0.90.0070.00017.03
8.0.80.0120.00916.93
8.0.70.0040.00416.80
8.0.60.0080.00016.87
8.0.50.0050.00316.77
8.0.30.0160.00617.23
8.0.20.0100.01017.40
8.0.10.0040.00417.14
8.0.00.0060.01116.73
7.4.330.0000.00715.00
7.4.320.0030.00316.66
7.4.300.0000.00616.65
7.4.290.0060.00016.75
7.4.280.0060.00316.65
7.4.270.0050.00216.63
7.4.260.0070.00016.65
7.4.250.0040.00416.61
7.4.240.0000.00716.69
7.4.230.0060.00316.65
7.4.220.0180.00316.83
7.4.210.0060.00816.69
7.4.200.0000.00716.49
7.4.160.0060.01016.82
7.4.150.0130.00617.40
7.4.140.0130.00617.86
7.4.130.0090.01216.70
7.4.120.0070.01016.66
7.4.110.0100.00716.65
7.4.100.0150.00716.48
7.4.90.0090.00916.52
7.4.80.0030.01319.39
7.4.70.0140.01216.57
7.4.60.0090.00816.44
7.4.50.0030.00616.68
7.4.40.0070.01516.73
7.4.30.0090.00616.46
7.4.10.0060.01314.95
7.4.00.0050.01115.02
7.3.330.0000.00713.07
7.3.320.0000.00613.02
7.3.310.0030.00316.35
7.3.300.0000.00716.31
7.3.290.0000.01516.29
7.3.280.0070.01116.33
7.3.270.0180.00617.40
7.3.260.0040.01416.36
7.3.250.0110.00816.42
7.3.240.0080.00816.38
7.3.230.0130.00316.44
7.3.210.0150.00916.38
7.3.200.0060.01119.39
7.3.190.0100.00716.38
7.3.180.0120.00616.61
7.3.170.0070.00716.36
7.3.160.0160.00016.38
7.3.130.0070.01014.68
7.3.120.0070.00814.52
7.3.110.0070.01015.13
7.3.100.0130.00014.74
7.3.90.0030.01315.07
7.3.80.0100.00714.65
7.3.70.0060.00614.71
7.3.60.0040.00714.68
7.3.50.0030.00914.99
7.3.40.0080.00414.70
7.3.30.0090.00614.95
7.3.20.0070.01016.64
7.3.10.0070.00916.74
7.3.00.0020.01116.31
7.2.330.0070.01316.63
7.2.320.0100.00716.60
7.2.310.0060.01116.72
7.2.300.0040.01216.80
7.2.290.0110.00516.79
7.2.260.0040.01515.10
7.2.250.0030.01215.19
7.2.240.0080.00614.74
7.2.230.0120.00615.01
7.2.220.0060.01015.14
7.2.210.0060.00315.18
7.2.200.0040.01215.11
7.2.190.0040.01114.78
7.2.180.0060.00615.14
7.2.170.0040.01115.04
7.2.160.0000.01515.18
7.2.150.0060.00616.91
7.2.140.0070.00317.05
7.2.130.0050.00916.79
7.2.120.0080.00816.71
7.2.110.0100.00716.75
7.2.100.0060.01116.77
7.2.90.0050.01116.84
7.2.80.0090.00416.95
7.2.70.0090.00517.12
7.2.60.0110.00716.88
7.2.50.0080.01216.64
7.2.40.0070.01016.77
7.2.30.0070.01116.72
7.2.20.0070.00916.86
7.2.10.0100.00916.96
7.2.00.0080.01016.86
7.1.330.0100.00315.81
7.1.320.0090.00615.49
7.1.310.0040.00715.78
7.1.300.0090.00315.62
7.1.290.0050.00516.13
7.1.280.0000.00916.04
7.1.270.0060.00315.85
7.1.260.0080.00315.87
7.1.250.0080.00815.76
7.1.240.0060.00616.10
7.1.230.0100.00615.95
7.1.220.0030.01015.91
7.1.210.0120.00315.97
7.1.200.0060.00915.64
7.1.190.0040.00715.96
7.1.180.0060.00615.59
7.1.170.0000.01315.83
7.1.160.0000.01615.73
7.1.150.0040.00816.04
7.1.140.0080.00415.87
7.1.130.0000.01015.75
7.1.120.0040.00715.94
7.1.110.0070.00715.93
7.1.100.0190.00717.14
7.1.90.0030.00716.04
7.1.80.0070.00715.72
7.1.70.0040.00716.52
7.1.60.0080.01017.64
7.1.50.0080.00616.49
7.1.40.0070.00715.62
7.1.30.0160.00315.82
7.1.20.0150.00315.90
7.1.10.0030.01015.98
7.1.00.0020.04219.27
7.0.330.0030.01015.44
7.0.320.0070.00715.61
7.0.310.0090.00415.68
7.0.300.0070.00315.34
7.0.290.0060.00615.36
7.0.280.0030.01015.48
7.0.270.0060.00615.14
7.0.260.0000.01515.14
7.0.250.0080.00015.61
7.0.240.0070.00415.18
7.0.230.0030.00615.52
7.0.220.0060.00615.52
7.0.210.0030.00515.41
7.0.200.0030.00916.18
7.0.190.0030.01015.69
7.0.180.0030.01015.55
7.0.170.0040.00815.63
7.0.160.0070.01115.31
7.0.150.0110.00315.54
7.0.140.0130.03318.78
7.0.130.0050.00315.54
7.0.120.0070.00715.61
7.0.110.0030.00615.63
7.0.100.0080.00815.77
7.0.90.0100.00315.53
7.0.80.0080.00815.43
7.0.70.0060.00915.59
7.0.60.0080.04517.84
7.0.50.0100.04016.65
7.0.40.0080.04216.98
7.0.30.0170.03016.84
7.0.20.0120.03716.70
7.0.10.0130.02816.67
7.0.00.0050.02816.81
5.6.400.0000.00914.40
5.6.390.0070.00414.47
5.6.380.0030.01014.22
5.6.370.0000.01114.00
5.6.360.0060.00614.26
5.6.350.0090.00614.08
5.6.340.0070.00714.63
5.6.330.0000.01114.73
5.6.320.0040.01114.24
5.6.310.0030.00714.07
5.6.300.0060.00614.34
5.6.290.0090.00614.24
5.6.280.0050.04117.65
5.6.270.0000.01514.41
5.6.260.0000.01014.45
5.6.250.0060.00614.51
5.6.240.0060.00614.47
5.6.230.0080.00614.63
5.6.220.0000.00914.13
5.6.210.0090.04017.39
5.6.200.0070.02616.36
5.6.190.0060.02517.23
5.6.180.0150.03917.53
5.6.170.0070.02717.44
5.6.160.0020.03217.39
5.6.150.0030.04516.15
5.6.140.0040.04916.35
5.6.130.0090.02716.31
5.6.120.0080.02717.52
5.6.110.0080.03817.65
5.6.100.0090.03417.56
5.6.90.0000.02917.75
5.6.80.0130.03917.43
5.6.70.2250.02517.27
5.6.60.0040.01514.45
5.6.50.0060.00914.39
5.6.40.0060.01014.48
5.6.30.0070.00413.89
5.6.20.0060.00914.29
5.6.10.0130.00314.35
5.6.00.0080.00314.46
5.5.380.0090.00614.41
5.5.370.0060.00614.37
5.5.360.0000.01314.59
5.5.350.0120.04417.25
5.5.340.0030.02316.21
5.5.330.0070.04417.34
5.5.320.0220.03017.31
5.5.310.0150.04217.12
5.5.300.0070.03516.12
5.5.290.0030.02716.16
5.5.280.0040.02717.55
5.5.270.0070.03517.55
5.5.260.0030.04417.52
5.5.250.0070.04517.47
5.5.240.1980.02717.28
5.5.230.0100.00714.32
5.5.220.0070.00713.99
5.5.210.0110.00414.01
5.5.200.0030.00914.35
5.5.190.0120.00014.12
5.5.180.0000.00814.16
5.5.170.0070.01014.27
5.5.160.0060.01014.27
5.5.150.0090.00314.06
5.5.140.0060.00614.30
5.5.130.0070.00314.18
5.5.120.0060.00914.46
5.5.110.0070.01014.32
5.5.100.0120.00013.98
5.5.90.0100.00714.25
5.5.80.0070.00714.22
5.5.70.0050.00514.13
5.5.60.0070.01014.27
5.5.50.0030.01014.24
5.5.40.0060.00313.88
5.5.30.0070.00714.17
5.5.20.0050.00514.30
5.5.10.0070.00713.76
5.5.00.0100.00313.74
5.4.450.0150.02416.03
5.4.440.0140.02315.96
5.4.430.0150.02816.02
5.4.420.0130.02516.18
5.4.410.0260.02116.11
5.4.400.0100.03016.01
5.4.390.0150.02315.80
5.4.380.0200.02815.68
5.4.370.0220.02315.64
5.4.360.0220.02515.63
5.4.350.0130.03315.73
5.4.340.0180.02815.71
5.4.330.0030.01012.79
5.4.320.0050.02212.62
5.4.310.0070.02112.62
5.4.300.0060.02112.62
5.4.290.0090.01912.62
5.4.280.0040.02312.57
5.4.270.0040.02212.57
5.4.260.0040.02512.57
5.4.250.0060.02112.57
5.4.240.0070.01812.57
5.4.230.0080.02112.57
5.4.220.0080.02112.56
5.4.210.0040.02312.57
5.4.200.0080.02312.56
5.4.190.0050.02312.56
5.4.180.0040.02412.56
5.4.170.0020.02412.57
5.4.160.0060.02012.57
5.4.150.0020.02512.56
5.4.140.0060.02312.41
5.4.130.0060.02012.40
5.4.120.0060.02112.38
5.4.110.0040.02112.38
5.4.100.0050.02112.38
5.4.90.0060.02112.38
5.4.80.0090.01812.38
5.4.70.0070.02012.38
5.4.60.0070.01912.38
5.4.50.0060.02112.38
5.4.40.0050.01912.37
5.4.30.0060.02012.37
5.4.20.0070.01512.37
5.4.10.0050.01912.37
5.4.00.0020.02312.11
5.3.290.0060.04212.80
5.3.280.0080.03512.71
5.3.270.0060.03912.73
5.3.260.0090.03512.72
5.3.250.0050.03712.72
5.3.240.0040.04012.72
5.3.230.0070.03612.71
5.3.220.0060.03612.68
5.3.210.0040.04012.68
5.3.200.0080.03412.68
5.3.190.0090.04112.68
5.3.180.0040.04312.67
5.3.170.0070.03712.67
5.3.160.0060.03612.67
5.3.150.0070.03612.68
5.3.140.0080.03912.66
5.3.130.0110.04912.66
5.3.120.0070.03812.66
5.3.110.0070.03812.65
5.3.100.0070.03812.12
5.3.90.0050.03812.08
5.3.80.0080.03412.07
5.3.70.0060.03712.08
5.3.60.0050.03712.06
5.3.50.0040.03812.00
5.3.40.0070.03712.00
5.3.30.0080.03311.95
5.3.20.0060.03711.75
5.3.10.0090.03211.70
5.3.00.0050.03811.68
5.2.170.0020.0329.19
5.2.160.0050.0289.19
5.2.150.0050.0309.19
5.2.140.0050.0309.18
5.2.130.0060.0289.15
5.2.120.0020.0329.14
5.2.110.0050.0299.16
5.2.100.0040.0289.14
5.2.90.0040.0329.15
5.2.80.0060.0309.14
5.2.70.0030.0319.14
5.2.60.0030.0319.10
5.2.50.0040.0309.07
5.2.40.0070.0269.05
5.2.30.0050.0299.02
5.2.20.0080.0269.02
5.2.10.0030.0308.92
5.2.00.0040.0318.77
5.1.60.0070.0278.07
5.1.50.0050.0248.06
5.1.40.0040.0258.04
5.1.30.0030.0288.39
5.1.20.0050.0268.41
5.1.10.0060.0258.14
5.1.00.0010.0298.14
5.0.50.0050.0246.61
5.0.40.0050.0196.48
5.0.30.0030.0326.29
5.0.20.0030.0216.26
5.0.10.0020.0226.24
5.0.00.0040.0336.23
4.4.90.0050.0304.78
4.4.80.0030.0244.76
4.4.70.0000.0254.75
4.4.60.0080.0154.76
4.4.50.0030.0214.77
4.4.40.0010.0264.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0030.0174.85
4.4.00.0020.0294.76
4.3.110.0020.0164.67
4.3.100.0020.0154.67
4.3.90.0010.0164.63
4.3.80.0050.0224.58
4.3.70.0020.0154.63
4.3.60.0000.0184.63
4.3.50.0040.0144.63
4.3.40.0040.0254.54
4.3.30.0040.0193.28
4.3.20.0020.0213.26
4.3.10.0030.0203.22
4.3.00.0000.01715.96

preferences:
40.25 ms | 401 KiB | 5 Q