3v4l.org

run code in 300+ PHP versions simultaneously
<?php $words=array("ann@ibbeck.de"=>"kan", "Petermann@ibbeck.de"=>"ap", "_animal_sound_"=>"MEooow"); $source="ann@ibbeck.de , Petermann@ibbeck.de"; echo (preg_replace_callback("/\b_(\w*)_\b/", function($match) use ($words) { if(isset($words[$match[0]])){ return ($words[$match[0]]); }else{ return($match[0]); } }, $source)); ?>

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)
8.3.60.0120.00316.85
8.3.50.0140.00522.09
8.3.40.0150.00618.88
8.3.30.0050.01018.98
8.3.20.0030.00520.46
8.3.10.0060.00323.70
8.3.00.0070.00419.33
8.2.180.0150.00017.00
8.2.170.0140.00022.96
8.2.160.0080.00520.52
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0030.00621.98
8.2.110.0070.01422.33
8.2.100.0060.00617.84
8.2.90.0090.00019.17
8.2.80.0000.00817.97
8.2.70.0090.00017.63
8.2.60.0000.00818.04
8.2.50.0000.00818.07
8.2.40.0060.00319.95
8.2.30.0000.00819.87
8.2.20.0060.00317.74
8.2.10.0000.00818.19
8.2.00.0040.00417.75
8.1.280.0170.00325.92
8.1.270.0050.00323.73
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.79
8.1.230.0090.00319.16
8.1.220.0050.00317.79
8.1.210.0000.00818.77
8.1.200.0030.00617.25
8.1.190.0050.00317.38
8.1.180.0060.00319.14
8.1.170.0040.00418.56
8.1.160.0070.00022.10
8.1.150.0030.00818.71
8.1.140.0040.00417.59
8.1.130.0030.00317.79
8.1.120.0040.00417.62
8.1.110.0050.00217.62
8.1.100.0070.00017.50
8.1.90.0040.00417.60
8.1.80.0040.00417.57
8.1.70.0000.00817.45
8.1.60.0080.00017.71
8.1.50.0000.00817.67
8.1.40.0000.00817.68
8.1.30.0040.00417.81
8.1.20.0040.00417.78
8.1.10.0000.00817.62
8.1.00.0000.00817.64
8.0.300.0060.00320.73
8.0.290.0000.00717.18
8.0.280.0050.00318.47
8.0.270.0030.00317.19
8.0.260.0030.00317.27
8.0.250.0070.00016.97
8.0.240.0030.00317.07
8.0.230.0000.00716.95
8.0.220.0000.00816.99
8.0.210.0030.00316.93
8.0.200.0000.00717.05
8.0.190.0040.00417.06
8.0.180.0000.00716.98
8.0.170.0040.00417.00
8.0.160.0020.00517.01
8.0.150.0000.00717.04
8.0.140.0060.00317.00
8.0.130.0030.00313.50
8.0.120.0040.00416.88
8.0.110.0070.00016.93
8.0.100.0040.00417.05
8.0.90.0030.00517.05
8.0.80.0090.00617.09
8.0.70.0050.00217.00
8.0.60.0050.00217.02
8.0.50.0040.00416.93
8.0.30.0100.01017.12
8.0.20.0140.00517.49
8.0.10.0050.00317.21
8.0.00.0140.00616.98
7.4.330.0020.00215.00
7.4.320.0030.00316.73
7.4.300.0050.00316.73
7.4.290.0070.00016.73
7.4.280.0000.00816.80
7.4.270.0050.00316.64
7.4.260.0000.00716.78
7.4.250.0070.00016.81
7.4.240.0040.00416.69
7.4.230.0000.00716.83
7.4.220.0140.00416.91
7.4.210.0070.00916.68
7.4.200.0000.00716.56
7.4.190.0070.00016.65
7.4.160.0100.00716.82
7.4.150.0120.00817.40
7.4.140.0150.00517.86
7.4.130.0050.01316.81
7.4.120.0110.00516.65
7.4.110.0100.00716.60
7.4.100.0070.01116.89
7.4.90.0100.00716.65
7.4.80.0100.01019.39
7.4.70.0070.01116.78
7.4.60.0090.00916.60
7.4.50.0080.00016.58
7.4.40.0150.00316.60
7.4.30.0090.00616.66
7.4.00.0120.00315.13
7.3.330.0000.00713.44
7.3.320.0060.00013.46
7.3.310.0000.00716.33
7.3.300.0000.00616.36
7.3.290.0130.00316.43
7.3.280.0060.01016.49
7.3.270.0070.01017.40
7.3.260.0040.01416.38
7.3.250.0120.00516.46
7.3.240.0120.00416.38
7.3.230.0090.00816.48
7.3.210.0090.00916.51
7.3.200.0170.00319.39
7.3.190.0130.00716.53
7.3.180.0100.00616.45
7.3.170.0030.01216.68
7.3.160.0090.00916.80
7.3.120.0130.00315.18
7.2.330.0060.01216.68
7.2.320.0090.00616.73
7.2.310.0070.01016.61
7.2.300.0140.00316.82
7.2.290.0060.01216.61
7.2.00.0000.01019.49
7.1.200.0030.00615.77
7.1.100.0030.00918.27
7.1.70.0030.01017.48
7.1.60.0090.01519.46
7.1.50.0070.01716.78
7.1.00.0070.07322.31
7.0.200.0040.00716.69
7.0.140.0100.06722.15
7.0.60.0070.05719.95
7.0.50.0070.08717.87
7.0.40.0030.07720.29
7.0.30.0230.08020.27
7.0.20.0300.05720.24
7.0.10.0030.06720.26
7.0.00.0070.08020.22
5.6.280.0000.07320.91
5.6.210.0030.08320.48
5.6.200.0070.08018.25
5.6.190.0100.04020.48
5.6.180.0330.06720.33
5.6.170.0200.04320.46
5.6.160.0030.06720.55
5.6.150.0100.08018.25
5.6.140.0070.08318.18
5.6.130.0130.06018.21
5.6.120.0100.06321.00
5.6.110.0030.08020.96
5.6.100.0030.07721.11
5.6.90.0170.03320.99
5.6.80.0030.04020.39
5.5.350.0270.07320.44
5.5.340.0130.04317.99
5.5.330.0070.08720.27
5.5.320.0070.07020.40
5.5.310.0230.08320.27
5.5.300.0070.06718.01
5.5.290.0130.04018.07
5.5.280.0030.08720.80
5.5.270.0130.08320.75
5.5.260.0070.08720.89
5.5.250.0130.07320.69
5.5.240.0170.06320.15
5.4.450.0200.05719.60
5.4.440.0770.05719.55
5.4.430.0930.05719.38
5.4.420.0470.05319.49
5.4.410.0870.05019.25
5.4.400.0100.06318.84
5.4.390.0930.06018.86
5.4.380.0100.07718.76
5.4.370.0130.05018.52
5.4.360.0130.05018.79
5.4.350.0230.04718.63
5.4.340.0200.04718.75
5.4.320.0060.04012.51
5.4.310.0090.03612.50
5.4.300.0040.03812.50
5.4.290.0060.04212.48
5.4.280.0100.03512.38
5.4.270.0050.04712.39
5.4.260.0100.03912.39
5.4.250.0050.04312.39
5.4.240.0070.04012.39
5.4.230.0090.04912.38
5.4.220.0120.08312.38
5.4.210.0120.07712.38
5.4.200.0110.03412.38
5.4.190.0040.03912.38
5.4.180.0040.04212.38
5.4.170.0080.05512.39
5.4.160.0120.05112.38
5.4.150.0090.04612.38
5.4.140.0110.03612.06
5.4.130.0090.06912.05
5.4.120.0100.05612.01
5.4.110.0080.06012.00
5.4.100.0100.03812.00
5.4.90.0070.04512.01
5.4.80.0030.03912.00
5.4.70.0050.03812.00
5.4.60.0070.03612.00
5.4.50.0070.03512.00
5.4.40.0100.03311.98
5.4.30.0080.03811.98
5.4.20.0050.03711.98
5.4.10.0060.03711.98
5.4.00.0050.05311.47
5.3.290.0070.04512.80
5.3.280.0110.06012.71
5.3.270.0070.05912.72
5.3.260.0040.04412.72
5.3.250.0040.04112.71
5.3.240.0110.05012.72
5.3.230.0090.05212.70
5.3.220.0130.06112.68
5.3.210.0080.06212.68
5.3.200.0080.04112.68
5.3.190.0060.03912.68
5.3.180.0080.03512.67
5.3.170.0050.04012.67
5.3.160.0080.05112.68
5.3.150.0080.04012.68
5.3.140.0090.03812.66
5.3.130.0040.04212.66
5.3.120.0080.04012.65
5.3.110.0030.04412.66
5.3.100.0050.03712.12
5.3.90.0070.03712.11
5.3.80.0040.03812.11
5.3.70.0060.04512.11
5.3.60.0080.04112.08
5.3.50.0050.03712.04
5.3.40.0060.05012.04
5.3.30.0130.05812.00
5.3.20.0050.03811.77
5.3.10.0050.04811.73
5.3.00.0110.04811.73
5.2.170.0040.0409.18
5.2.160.0040.0429.18
5.2.150.0040.0399.18
5.2.140.0110.0249.18
5.2.130.0030.0319.14
5.2.120.0070.0269.14
5.2.110.0070.0299.15
5.2.100.0070.0279.14
5.2.90.0070.0279.14
5.2.80.0070.0329.14
5.2.70.0050.0339.14
5.2.60.0040.0319.09
5.2.50.0050.0309.06
5.2.40.0070.0269.04
5.2.30.0030.0339.02
5.2.20.0060.0289.00
5.2.10.0040.0318.93
5.2.00.0040.0388.79
5.1.60.0120.0318.07
5.1.50.0060.0248.07
5.1.40.0040.0258.04
5.1.30.0030.0288.40
5.1.20.0030.0308.42
5.1.10.0080.0318.15
5.1.00.0200.0558.14
5.0.50.0050.0206.63
5.0.40.0050.0196.48
5.0.30.0040.0316.29
5.0.20.0030.0216.27
5.0.10.0040.0196.24
5.0.00.0030.0316.24
4.4.90.0050.0134.77
4.4.80.0030.0154.75
4.4.70.0040.0144.75
4.4.60.0040.0144.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0060.0134.76
4.4.20.0030.0164.85
4.4.10.0040.0154.85
4.4.00.0020.0294.76
4.3.110.0040.0144.67
4.3.100.0040.0134.67
4.3.90.0030.0144.63
4.3.80.0030.0294.59
4.3.70.0040.0214.63
4.3.60.0040.0214.63
4.3.50.0020.0324.62
4.3.40.0030.0384.54
4.3.30.0030.0233.29
4.3.20.0020.0253.25
4.3.10.0050.0333.22
4.3.00.0130.01716.04

preferences:
34.44 ms | 401 KiB | 5 Q