3v4l.org

run code in 300+ PHP versions simultaneously
<?php $searchTerm = "ΓΌ"; $searchTerm2 = "&uuml;"; $replaceTerm = "%FC"; $regex = "/". preg_quote($searchTerm) . '|' . preg_quote($searchTerm2) . "/"; $test=array("${searchTerm}$searchTerm2/${searchTerm}_.${searchTerm}", "xay${searchTerm}", "asdasd/${searchTerm}.mp3", "${searchTerm}.", "blahahbasd${searchTerm}", "1234${searchTerm}1234"); foreach ($test as $t) echo "$t => " . preg_replace($regex, preg_quote($replaceTerm) , $t) . "\n"; echo $regex;

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)
8.3.60.0090.00617.00
8.3.50.0100.00622.04
8.3.40.0110.00419.08
8.3.30.0110.00419.23
8.3.20.0040.00420.25
8.3.10.0080.00023.54
8.3.00.0040.00417.80
8.2.180.0060.01316.88
8.2.170.0100.00722.96
8.2.160.0100.00720.47
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00320.91
8.2.110.0000.00922.18
8.2.100.0080.00418.03
8.2.90.0090.00019.39
8.2.80.0030.00518.00
8.2.70.0000.00817.63
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0030.00618.16
8.2.30.0060.00318.34
8.2.20.0030.00517.84
8.2.10.0000.00818.03
8.2.00.0040.00417.89
8.1.280.0090.01225.92
8.1.270.0110.00423.96
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0080.00823.96
8.1.230.0000.01019.20
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0040.00717.35
8.1.190.0040.00417.48
8.1.180.0050.00318.10
8.1.170.0050.00318.62
8.1.160.0040.00422.09
8.1.150.0070.00018.85
8.1.140.0000.00717.63
8.1.130.0000.00717.83
8.1.120.0030.00317.50
8.1.110.0040.00417.50
8.1.100.0040.00417.60
8.1.90.0040.00417.67
8.1.80.0040.00417.60
8.1.70.0070.00017.50
8.1.60.0050.00317.70
8.1.50.0040.00417.69
8.1.40.0040.00417.60
8.1.30.0000.00817.66
8.1.20.0030.00517.80
8.1.10.0040.00417.64
8.1.00.0000.00717.54
8.0.300.0070.00018.94
8.0.290.0060.00316.75
8.0.280.0070.00018.46
8.0.270.0000.00717.29
8.0.260.0000.00717.18
8.0.250.0000.00817.07
8.0.240.0000.00816.99
8.0.230.0030.00317.07
8.0.220.0000.00717.02
8.0.210.0030.00617.00
8.0.200.0030.00317.09
8.0.190.0060.00316.99
8.0.180.0050.00217.11
8.0.170.0080.00016.95
8.0.160.0030.00317.09
8.0.150.0030.00317.05
8.0.140.0030.00617.02
8.0.130.0030.00313.51
8.0.120.0050.00217.02
8.0.110.0060.00316.88
8.0.100.0040.00416.89
8.0.90.0000.00716.98
8.0.80.0060.00917.10
8.0.70.0030.00416.93
8.0.60.0040.00417.08
8.0.50.0000.00717.04
8.0.30.0150.00516.93
8.0.20.0140.01317.44
8.0.10.0050.00316.97
8.0.00.0120.00716.90
7.4.330.0020.00215.05
7.4.320.0060.00016.70
7.4.300.0030.00616.84
7.4.290.0100.00016.86
7.4.280.0070.00016.85
7.4.270.0000.00716.57
7.4.260.0030.00616.79
7.4.250.0000.00716.57
7.4.240.0020.00516.80
7.4.230.0070.00016.84
7.4.220.0100.01016.77
7.4.210.0000.02016.79
7.4.200.0000.00716.79
7.4.160.0120.00316.79
7.4.150.0090.00917.40
7.4.140.0110.01417.86
7.4.130.0070.00916.81
7.4.120.0090.00816.63
7.4.110.0120.00616.77
7.4.100.0150.00316.46
7.4.90.0090.00916.40
7.4.80.0040.01819.39
7.4.70.0120.01016.78
7.4.60.0030.01216.64
7.4.50.0030.00316.77
7.4.40.0100.00616.61
7.4.30.0160.00216.96
7.4.00.0030.00914.85
7.3.330.0050.00013.21
7.3.320.0000.00613.38
7.3.310.0040.00416.41
7.3.300.0070.00016.53
7.3.290.0050.01116.52
7.3.280.0060.01216.49
7.3.270.0160.00317.40
7.3.260.0130.00516.93
7.3.250.0060.01016.65
7.3.240.0090.00916.59
7.3.230.0130.00616.39
7.3.210.0100.00716.46
7.3.200.0150.00719.39
7.3.190.0040.01316.74
7.3.180.0070.01016.43
7.3.170.0040.01216.65
7.3.160.0120.00416.53
7.3.120.0030.01515.01
7.3.10.0110.00016.73
7.3.00.0030.01016.88
7.2.330.0090.00916.93
7.2.320.0100.00716.67
7.2.310.0140.00316.58
7.2.300.0100.01416.86
7.2.290.0140.01016.90
7.2.130.0030.01016.96
7.2.120.0000.01417.04
7.2.110.0030.01016.79
7.2.100.0030.00916.25
7.2.90.0070.00717.04
7.2.80.0070.00716.99
7.2.70.0110.00017.23
7.2.60.0030.00717.09
7.2.50.0090.00617.09
7.2.40.0090.00616.94
7.2.30.0070.00717.00
7.2.20.0030.00917.12
7.2.10.0070.00417.11
7.2.00.0080.01018.26
7.1.250.0060.00315.91
7.1.100.0060.00918.30
7.1.70.0040.01217.36
7.1.60.0060.01919.70
7.1.50.0200.01317.07
7.1.00.0070.07022.45
7.0.200.0040.00416.90
7.0.140.0030.07321.99
7.0.60.0130.08020.03
7.0.50.0030.08717.90
7.0.40.0100.07320.01
7.0.30.0330.06720.18
7.0.20.0270.06020.18
7.0.10.0030.06320.02
7.0.00.0030.08720.20
5.6.280.0030.07320.80
5.6.210.0070.08720.50
5.6.200.0030.04318.23
5.6.190.0100.05320.33
5.6.180.0130.04320.27
5.6.170.0200.07020.50
5.6.160.0070.08020.52
5.6.150.0100.07718.22
5.6.140.0100.04318.18
5.6.130.0030.08718.10
5.6.120.0030.07321.04
5.6.110.0030.08321.04
5.6.100.0100.08321.07
5.6.90.0070.08321.00
5.6.80.0030.07720.36
5.5.350.3370.03720.49
5.5.340.0170.07017.91
5.5.330.0070.04020.37
5.5.320.0270.05320.24
5.5.310.0270.07720.23
5.5.300.0000.05317.98
5.5.290.0230.06717.95
5.5.280.0100.08020.65
5.5.270.0030.05020.88
5.5.260.0130.07020.96
5.5.250.0100.08320.69
5.5.240.0070.08020.28
5.4.450.0570.05719.55
5.4.440.0170.06019.47
5.4.430.0200.08019.63
5.4.420.0170.06019.13
5.4.410.0030.06018.93
5.4.400.0300.05018.47
5.4.390.0230.05718.79
5.4.380.0070.06018.59
5.4.370.0230.04318.65
5.4.360.0270.05018.57
5.4.350.0100.03711.98
5.4.340.0060.04411.97
5.4.320.0060.03912.46
5.4.310.0080.03712.45
5.4.300.0070.03812.45
5.4.290.0060.03912.46
5.4.280.0070.03412.35
5.4.270.0060.04312.35
5.4.260.0060.03812.35
5.4.250.0030.03812.35
5.4.240.0050.03612.35
5.4.230.0070.03612.34
5.4.220.0080.03312.34
5.4.210.0100.03112.34
5.4.200.0060.03812.34
5.4.190.0040.03712.34
5.4.180.0080.04012.34
5.4.170.0070.03412.35
5.4.160.0050.03612.34
5.4.150.0020.04612.34
5.4.140.0060.04212.03
5.4.130.0040.03712.02
5.4.120.0050.03611.98
5.4.110.0050.03611.96
5.4.100.0050.03611.97
5.4.90.0060.03611.97
5.4.80.0010.04111.97
5.4.70.0090.03111.96
5.4.60.0060.03411.96
5.4.50.0070.03311.96
5.4.40.0040.03511.95
5.4.30.0080.03311.95
5.4.20.0080.03311.95
5.4.10.0030.03711.95
5.4.00.0040.03811.44
5.3.290.0030.04012.80
5.3.280.0040.03812.71
5.3.270.0070.03812.72
5.3.260.0030.04112.72
5.3.250.0110.03712.72
5.3.240.0050.03712.72
5.3.230.0030.04012.71
5.3.220.0090.03312.68
5.3.210.0060.04012.68
5.3.200.0040.03712.68
5.3.190.0090.03512.68
5.3.180.0060.03612.68
5.3.170.0080.03412.67
5.3.160.0060.03612.68
5.3.150.0050.03812.67
5.3.140.0050.03712.66
5.3.130.0040.04112.66
5.3.120.0060.04012.66
5.3.110.0050.04012.66
5.3.100.0040.03812.12
5.3.90.0070.03512.09
5.3.80.0070.03512.08
5.3.70.0030.04012.07
5.3.60.0050.03612.07
5.3.50.0060.03412.00
5.3.40.0060.03512.00
5.3.30.0050.03811.96
5.3.20.0040.04011.74
5.3.10.0050.03611.70
5.3.00.0090.03311.69
5.2.170.0030.0329.19
5.2.160.0050.0359.19
5.2.150.0020.0339.20
5.2.140.0060.0299.19
5.2.130.0070.0279.15
5.2.120.0030.0309.15
5.2.110.0060.0289.16
5.2.100.0030.0319.15
5.2.90.0060.0289.15
5.2.80.0090.0389.15
5.2.70.0060.0329.15
5.2.60.0070.0289.10
5.2.50.0030.0329.07
5.2.40.0060.0289.05
5.2.30.0070.0279.03
5.2.20.0050.0299.03
5.2.10.0070.0268.93
5.2.00.0020.0348.79
5.1.60.0040.0258.07
5.1.50.0010.0278.07
5.1.40.0050.0248.05
5.1.30.0050.0268.40
5.1.20.0050.0278.43
5.1.10.0020.0288.15
5.1.00.0050.0268.15
5.0.50.0030.0216.63
5.0.40.0080.0156.49
5.0.30.0040.0316.31
5.0.20.0060.0176.28
5.0.10.0020.0216.25
5.0.00.0040.0306.24
4.4.90.0040.0154.78
4.4.80.0040.0154.75
4.4.70.0070.0184.75
4.4.60.0030.0154.75
4.4.50.0040.0144.77
4.4.40.0010.0274.70
4.4.30.0010.0174.76
4.4.20.0030.0154.84
4.4.10.0010.0174.85
4.4.00.0040.0274.76
4.3.110.0030.0164.67
4.3.100.0010.0174.66
4.3.90.0030.0164.63
4.3.80.0020.0264.59
4.3.70.0040.0144.63
4.3.60.0040.0194.63
4.3.50.0040.0184.63
4.3.40.0030.0244.54
4.3.30.0010.0173.29
4.3.20.0030.0163.27
4.3.10.0010.0173.23
4.3.00.0100.0237.11

preferences:
46.73 ms | 401 KiB | 5 Q