3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = array("@[а-я]@"); $r = array("*"); $fam = "Перегудов"; echo preg_replace("@^.(.)*@", "1", $fam); //echo preg_replace($s, $r, $fam);

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)
8.3.60.0000.01416.49
8.3.50.0130.00622.12
8.3.40.0180.00018.79
8.3.30.0140.00018.95
8.3.20.0040.00420.34
8.3.10.0050.00323.71
8.3.00.0000.01017.63
8.2.180.0130.00717.00
8.2.170.0110.00422.96
8.2.160.0100.00720.27
8.2.150.0030.00524.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00022.39
8.2.110.0060.00322.31
8.2.100.0000.01218.03
8.2.90.0030.00517.88
8.2.80.0050.00317.97
8.2.70.0000.00817.92
8.2.60.0080.00018.02
8.2.50.0040.00418.10
8.2.40.0040.00419.94
8.2.30.0000.00718.14
8.2.20.0030.00517.82
8.2.10.0050.00317.90
8.2.00.0040.00417.84
8.1.280.0040.01125.92
8.1.270.0090.00023.92
8.1.260.0150.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00023.73
8.1.230.0050.00520.88
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0080.00317.35
8.1.190.0050.00317.36
8.1.180.0080.00018.10
8.1.170.0050.00318.78
8.1.160.0000.00721.86
8.1.150.0040.00418.72
8.1.140.0000.00717.40
8.1.130.0030.00317.74
8.1.120.0000.00817.55
8.1.110.0040.00417.55
8.1.100.0040.00417.43
8.1.90.0000.00717.55
8.1.80.0050.00317.59
8.1.70.0030.00317.54
8.1.60.0000.00917.54
8.1.50.0040.00417.54
8.1.40.0000.00717.51
8.1.30.0040.00417.62
8.1.20.0040.00417.57
8.1.10.0050.00317.60
8.1.00.0000.00917.60
8.0.300.0030.00619.77
8.0.290.0090.00016.88
8.0.280.0000.00718.47
8.0.270.0040.00417.19
8.0.260.0060.00017.28
8.0.250.0070.00016.99
8.0.240.0000.00817.06
8.0.230.0000.00716.98
8.0.220.0030.00316.89
8.0.210.0000.00716.96
8.0.200.0000.00717.04
8.0.190.0060.00317.09
8.0.180.0000.00716.98
8.0.170.0040.00417.04
8.0.160.0030.00317.01
8.0.150.0040.00417.00
8.0.140.0080.00016.79
8.0.130.0030.00313.38
8.0.120.0030.00616.93
8.0.110.0000.00716.97
8.0.100.0000.00916.95
8.0.90.0000.00716.91
8.0.80.0080.00816.98
8.0.70.0090.00017.07
8.0.60.0070.00016.91
8.0.50.0040.00416.78
8.0.30.0100.01117.22
8.0.20.0120.00717.40
8.0.10.0040.00416.86
8.0.00.0090.00716.84
7.4.330.0030.00315.00
7.4.320.0050.00516.74
7.4.300.0070.00016.59
7.4.290.0030.00516.63
7.4.280.0000.00816.73
7.4.270.0040.00416.65
7.4.260.0030.00316.62
7.4.250.0000.00816.75
7.4.240.0040.00316.68
7.4.230.0030.00316.85
7.4.220.0090.00916.83
7.4.210.0050.01316.71
7.4.200.0040.00416.63
7.4.190.0000.00716.57
7.4.160.0150.00016.64
7.4.150.0070.01017.40
7.4.140.0100.00717.86
7.4.130.0070.01016.60
7.4.120.0100.00716.63
7.4.110.0120.00616.75
7.4.100.0000.01716.57
7.4.90.0130.00616.45
7.4.80.0130.00719.39
7.4.70.0140.00316.78
7.4.60.0030.01316.61
7.4.50.0030.00316.39
7.4.40.0130.00616.63
7.4.30.0100.00616.54
7.4.00.0060.01015.13
7.3.330.0000.00513.16
7.3.320.0000.00512.98
7.3.310.0070.00016.36
7.3.300.0070.00016.20
7.3.290.0040.01116.26
7.3.280.0060.01216.26
7.3.270.0140.00317.40
7.3.260.0140.00416.63
7.3.250.0080.01016.57
7.3.240.0100.01016.65
7.3.230.0090.00916.43
7.3.210.0090.00916.48
7.3.200.0030.01519.39
7.3.190.0080.00816.74
7.3.180.0100.00716.45
7.3.170.0060.00916.34
7.3.160.0110.00516.59
7.3.120.0120.00314.90
7.3.110.0060.00614.85
7.3.100.0060.00915.05
7.3.90.0030.01015.06
7.3.80.0040.01114.91
7.3.70.0040.00714.97
7.3.60.0070.00714.80
7.3.50.0040.00714.61
7.3.40.0030.01214.87
7.3.30.0000.00914.91
7.3.20.0080.00316.75
7.3.10.0070.00716.43
7.3.00.0100.00316.68
7.2.330.0090.00916.75
7.2.320.0130.00516.59
7.2.310.0120.00916.50
7.2.300.0030.01316.67
7.2.290.0090.00916.68
7.2.250.0030.01414.91
7.2.240.0060.01515.06
7.2.230.0080.00415.29
7.2.220.0030.01015.20
7.2.210.0090.00614.89
7.2.200.0040.01215.05
7.2.190.0090.00615.13
7.2.180.0040.00715.13
7.2.170.0070.00715.20
7.2.00.0060.00919.72
7.1.330.0100.00315.73
7.1.320.0030.01015.86
7.1.310.0090.00616.00
7.1.300.0000.00915.91
7.1.290.0000.00815.85
7.1.280.0060.00915.85
7.1.270.0040.00715.63
7.1.260.0070.00715.82
7.1.100.0070.00718.49
7.1.70.0040.00717.37
7.1.60.0120.01219.46
7.1.50.0070.01517.21
7.1.00.0030.07722.35
7.0.200.0040.00416.95
7.0.140.0070.04722.09
7.0.60.0270.06019.91
7.0.50.0070.08317.86
7.0.40.0000.08019.98
7.0.30.0570.05320.05
7.0.20.0300.04720.20
7.0.10.0070.05720.15
7.0.00.0030.04720.05
5.6.280.0070.07021.14
5.6.210.0170.07020.52
5.6.200.0070.07318.22
5.6.190.0030.09320.57
5.6.180.3730.04020.28
5.6.170.0270.07720.36
5.6.160.0070.06320.49
5.6.150.0000.08018.21
5.6.140.0100.05018.16
5.6.130.0000.08318.11
5.6.120.0070.06721.04
5.6.110.0130.04321.12
5.6.100.0100.03321.03
5.6.90.0070.04321.09
5.6.80.0070.07320.53
5.6.70.2770.03320.41
5.5.350.0130.08020.32
5.5.340.0030.04017.96
5.5.330.0170.06320.22
5.5.320.0230.03320.27
5.5.310.0300.04020.25
5.5.300.0070.07017.92
5.5.290.0030.05018.02
5.5.280.0100.08020.76
5.5.270.0030.08720.79
5.5.260.0130.07720.86
5.5.250.0030.04320.46
5.5.240.0030.07020.36
5.4.450.0930.04319.11
5.4.440.0200.06019.39
5.4.430.0400.04019.42
5.4.420.0670.04319.22
5.4.410.0900.03019.34
5.4.400.0600.02718.75
5.4.390.0230.03318.91
5.4.380.0330.06018.68
5.4.370.0270.04718.64
5.4.360.0470.04718.65
5.4.350.0570.07018.47
5.4.340.0270.05318.69
5.4.320.0060.05212.46
5.4.310.0130.05712.45
5.4.300.0090.04812.46
5.4.290.0140.03112.46
5.4.280.0060.03612.35
5.4.270.0070.03612.35
5.4.260.0040.04012.35
5.4.250.0060.04012.35
5.4.240.0070.03512.35
5.4.230.0070.04012.34
5.4.220.0080.03912.34
5.4.210.0110.04312.34
5.4.200.0030.03912.34
5.4.190.0050.03712.34
5.4.180.0030.04112.34
5.4.170.0040.03912.35
5.4.160.0050.03612.34
5.4.150.0050.03612.34
5.4.140.0040.03812.03
5.4.130.0060.04512.02
5.4.120.0140.05611.98
5.4.110.0080.05011.98
5.4.100.0070.04911.98
5.4.90.0050.05211.98
5.4.80.0060.05511.98
5.4.70.0110.04611.98
5.4.60.0100.05311.98
5.4.50.0070.04311.98
5.4.40.0070.03611.96
5.4.30.0090.03911.96
5.4.20.0110.04511.96
5.4.10.0130.05411.96
5.4.00.0180.07211.45
5.3.290.0070.05512.80
5.3.280.0100.05012.71
5.3.270.0040.05912.72
5.3.260.0060.05712.72
5.3.250.0070.05412.72
5.3.240.0070.05112.72
5.3.230.0120.03812.70
5.3.220.0110.04612.68
5.3.210.0130.05412.68
5.3.200.0140.04812.68
5.3.190.0160.04012.68
5.3.180.0110.03812.67
5.3.170.0140.04412.67
5.3.160.0070.03712.68
5.3.150.0110.03812.68
5.3.140.0070.05512.66
5.3.130.0130.04412.66
5.3.120.0060.04812.66
5.3.110.0080.04412.66
5.3.100.0090.03912.11
5.3.90.0040.04112.08
5.3.80.0100.04812.08
5.3.70.0110.04812.07
5.3.60.0070.03712.06
5.3.50.0070.04012.00
5.3.40.0080.03412.00
5.3.30.0070.03611.96
5.3.20.0070.03811.74
5.3.10.0060.03411.71
5.3.00.0070.03511.71
5.2.170.0040.0349.19
5.2.160.0050.0339.19
5.2.150.0100.0439.19
5.2.140.0050.0419.19
5.2.130.0030.0319.15
5.2.120.0070.0279.15
5.2.110.0080.0279.16
5.2.100.0030.0319.16
5.2.90.0090.0259.15
5.2.80.0050.0319.14
5.2.70.0120.0369.15
5.2.60.0100.0279.10
5.2.50.0050.0319.07
5.2.40.0050.0299.06
5.2.30.0060.0299.04
5.2.20.0050.0309.03
5.2.10.0070.0328.94
5.2.00.0060.0298.80
5.1.60.0040.0258.08
5.1.50.0040.0268.08
5.1.40.0060.0248.06
5.1.30.0070.0268.41
5.1.20.0070.0348.43
5.1.10.0080.0338.16
5.1.00.0060.0358.14
5.0.50.0090.0186.64
5.0.40.0070.0176.49
5.0.30.0030.0326.30
5.0.20.0040.0216.28
5.0.10.0070.0176.25
5.0.00.0060.0416.24
4.4.90.0030.0154.78
4.4.80.0040.0154.75
4.4.70.0010.0254.75
4.4.60.0060.0154.75
4.4.50.0010.0184.77
4.4.40.0030.0264.71
4.4.30.0030.0164.76
4.4.20.0040.0154.85
4.4.10.0020.0174.84
4.4.00.0030.0274.76
4.3.110.0040.0154.67
4.3.100.0030.0214.66
4.3.90.0020.0194.64
4.3.80.0040.0234.59
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0040.0144.63
4.3.40.0030.0284.54
4.3.30.0040.0163.30
4.3.20.0010.0173.28
4.3.10.0020.0163.24
4.3.00.0030.01716.04

preferences:
44.32 ms | 401 KiB | 5 Q