3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '(2 * 10 + 5) Euro and (10 + 2) cents'; $regex = '#\((([^()]+|(?R))*)\)#'; if (preg_match_all($regex, $string ,$matches)) { $eqs = $matches[1]; foreach($eqs as $frm) { $frm_eval = eval("return $frm;"); $string = str_replace($frm, $frm_eval, $string); } echo $string; } else { //no parenthesis echo $string; }

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)
8.3.60.0100.00618.42
8.3.50.0080.01022.11
8.3.40.0140.00719.08
8.3.30.0110.00419.08
8.3.20.0050.00220.20
8.3.10.0040.00421.69
8.3.00.0060.00318.04
8.2.180.0060.00916.88
8.2.170.0090.00622.96
8.2.160.0100.00320.39
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0100.00726.16
8.2.120.0080.00020.95
8.2.110.0000.00922.41
8.2.100.0070.00418.09
8.2.90.0040.00419.40
8.2.80.0000.00817.97
8.2.70.0060.00317.88
8.2.60.0050.00317.93
8.2.50.0030.00518.07
8.2.40.0040.00417.92
8.2.30.0000.00918.04
8.2.20.0050.00317.91
8.2.10.0040.00418.16
8.2.00.0060.00317.93
8.1.280.0100.00725.92
8.1.270.0090.00023.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.97
8.1.230.0080.00419.02
8.1.220.0040.00417.79
8.1.210.0080.00018.77
8.1.200.0080.00317.22
8.1.190.0050.00317.35
8.1.180.0050.00318.10
8.1.170.0040.00418.69
8.1.160.0050.00322.04
8.1.150.0040.00418.82
8.1.140.0000.00817.60
8.1.130.0030.00317.92
8.1.120.0070.00017.64
8.1.110.0000.00817.65
8.1.100.0040.00417.52
8.1.90.0020.00517.62
8.1.80.0000.00717.61
8.1.70.0040.00417.56
8.1.60.0040.00417.75
8.1.50.0000.00817.57
8.1.40.0040.00417.57
8.1.30.0030.00617.85
8.1.20.0000.00817.77
8.1.10.0070.00017.73
8.1.00.0030.00517.71
8.0.300.0000.00718.77
8.0.290.0000.00816.88
8.0.280.0080.00018.43
8.0.270.0000.00816.99
8.0.260.0070.00017.30
8.0.250.0030.00517.13
8.0.240.0000.00717.06
8.0.230.0030.00317.05
8.0.220.0030.00317.02
8.0.210.0030.00317.06
8.0.200.0000.00617.11
8.0.190.0070.00017.12
8.0.180.0040.00417.00
8.0.170.0070.00016.96
8.0.160.0040.00416.93
8.0.150.0080.00016.92
8.0.140.0040.00416.91
8.0.130.0000.00613.45
8.0.120.0060.00317.07
8.0.110.0000.00717.09
8.0.100.0040.00416.98
8.0.90.0070.00016.94
8.0.80.0120.00317.10
8.0.70.0070.00017.09
8.0.60.0000.00717.02
8.0.50.0040.00416.94
8.0.30.0110.01017.22
8.0.20.0100.00817.40
8.0.10.0050.00317.07
8.0.00.0090.00916.96
7.4.330.0060.00015.17
7.4.320.0030.00316.82
7.4.300.0070.00016.67
7.4.290.0030.00616.73
7.4.280.0030.00516.68
7.4.270.0000.00716.66
7.4.260.0030.00316.78
7.4.250.0040.00416.70
7.4.240.0050.00216.71
7.4.230.0000.00716.62
7.4.220.0090.00916.87
7.4.210.0120.00316.85
7.4.200.0030.00316.64
7.4.160.0090.00616.63
7.4.150.0070.01117.40
7.4.140.0100.00717.86
7.4.130.0060.01416.65
7.4.120.0030.01816.67
7.4.110.0030.01916.64
7.4.100.0080.01116.64
7.4.90.0140.01816.82
7.4.80.0130.00719.39
7.4.70.0100.00716.71
7.4.60.0080.01316.59
7.4.50.0030.00616.74
7.4.40.0080.01616.76
7.4.30.0060.00916.55
7.4.00.0130.00315.24
7.3.330.0040.00413.29
7.3.320.0060.00013.37
7.3.310.0030.00316.62
7.3.300.0030.00316.47
7.3.290.0070.00716.60
7.3.280.0130.00516.50
7.3.270.0060.01217.40
7.3.260.0180.00016.48
7.3.240.0120.00616.56
7.3.230.0110.00616.61
7.3.210.0090.00916.49
7.3.200.0090.00919.39
7.3.190.0150.00616.65
7.3.180.0120.00916.87
7.3.170.0070.01016.57
7.3.160.0060.01316.82
7.3.120.0000.01715.07
7.2.330.0150.00716.77
7.2.320.0170.00716.98
7.2.310.0100.00717.01
7.2.300.0090.00616.85
7.2.290.0100.00616.91
7.2.60.0220.00716.75
7.2.00.0090.00619.61
7.1.200.0030.01715.45
7.1.100.0030.00518.58
7.1.70.0000.01217.54
7.1.60.0130.01019.25
7.1.50.0120.00916.90
7.1.00.0030.07722.33
7.0.200.0070.00716.83
7.0.140.0130.06022.09
7.0.60.0100.08319.96
7.0.50.0070.07017.91
7.0.40.0030.07019.98
7.0.30.0530.07720.32
7.0.20.0170.04320.14
7.0.10.0030.06020.20
7.0.00.0130.03720.14
5.6.280.0070.06720.91
5.6.210.0030.08020.47
5.6.200.0070.08718.24
5.6.190.0170.08020.49
5.6.180.0300.05720.41
5.6.170.0270.06020.40
5.6.160.0130.03720.46
5.6.150.0030.06018.15
5.6.140.0100.05018.07
5.6.130.0030.08318.09
5.6.120.0170.06320.96
5.6.110.0230.05721.04
5.6.100.0200.06721.02
5.6.90.0130.05321.00
5.6.80.0070.08020.36
5.5.350.0070.06320.52
5.5.340.0030.07717.99
5.5.330.0170.05320.19
5.5.320.0130.07720.20
5.5.310.0300.07320.26
5.5.300.0070.06017.97
5.5.290.0070.07317.88
5.5.280.0070.07320.89
5.5.270.0130.07720.64
5.5.260.0070.04020.76
5.5.250.0000.04320.68
5.5.240.3770.03720.18
5.4.450.0500.04019.49
5.4.440.0330.04319.42
5.4.430.0200.04019.21
5.4.420.0270.05019.57
5.4.410.0370.03719.08
5.4.400.0200.03018.91
5.4.390.0500.04018.78
5.4.380.0100.05718.56
5.4.370.0130.05018.52
5.4.360.0400.06718.70
5.4.350.0100.08018.68
5.4.340.0130.07718.62
5.4.320.0080.03312.46
5.4.310.0060.04712.45
5.4.300.0080.03812.46
5.4.290.0090.05212.46
5.4.280.0100.04912.35
5.4.270.0030.04012.35
5.4.260.0070.03712.36
5.4.250.0040.04112.36
5.4.240.0060.03912.36
5.4.230.0040.04712.34
5.4.220.0090.04812.34
5.4.210.0070.04712.35
5.4.200.0090.05012.34
5.4.190.0100.04312.34
5.4.180.0080.04112.34
5.4.170.0110.03112.35
5.4.160.0070.03512.35
5.4.150.0090.03812.35
5.4.140.0150.05912.03
5.4.130.0060.04312.02
5.4.120.0090.04011.97
5.4.110.0100.03511.98
5.4.100.0060.03611.97
5.4.90.0080.03811.97
5.4.80.0070.04111.96
5.4.70.0040.03711.96
5.4.60.0100.03911.96
5.4.50.0110.03511.96
5.4.40.0060.04111.95
5.4.30.0060.04211.95
5.4.20.0120.03311.95
5.4.10.0120.04411.95
5.4.00.0090.03411.44
5.3.290.0060.03812.80
5.3.280.0080.03812.71
5.3.270.0090.04212.72
5.3.260.0070.04712.72
5.3.250.0080.04212.72
5.3.240.0060.03712.72
5.3.230.0060.04412.71
5.3.220.0140.03712.68
5.3.210.0110.05112.68
5.3.200.0060.05212.68
5.3.190.0110.04712.68
5.3.180.0070.05112.68
5.3.170.0100.04412.67
5.3.160.0080.03912.67
5.3.150.0070.03712.68
5.3.140.0080.03912.66
5.3.130.0050.04712.66
5.3.120.0080.03712.66
5.3.110.0100.04312.66
5.3.100.0050.04612.12
5.3.90.0090.03412.09
5.3.80.0080.03512.07
5.3.70.0050.03712.08
5.3.60.0090.03512.06
5.3.50.0070.03612.00
5.3.40.0090.03912.00
5.3.30.0100.03611.96
5.3.20.0100.03611.74
5.3.10.0070.03711.70
5.3.00.0040.03811.70
5.2.170.0020.0339.20
5.2.160.0040.0319.20
5.2.150.0070.0299.20
5.2.140.0040.0359.20
5.2.130.0080.0409.16
5.2.120.0070.0299.15
5.2.110.0060.0319.16
5.2.100.0050.0319.16
5.2.90.0060.0299.16
5.2.80.0060.0329.15
5.2.70.0060.0369.15
5.2.60.0050.0319.11
5.2.50.0070.0319.07
5.2.40.0040.0319.06
5.2.30.0040.0319.03
5.2.20.0040.0299.03
5.2.10.0060.0328.95
5.2.00.0040.0308.81
5.1.60.0020.0268.10
5.1.50.0050.0258.10
5.1.40.0040.0258.07
5.1.30.0060.0268.43
5.1.20.0060.0258.44
5.1.10.0030.0288.17
5.1.00.0030.0278.17
5.0.50.0020.0226.65
5.0.40.0020.0216.51
5.0.30.0060.0326.32
5.0.20.0030.0236.29
5.0.10.0040.0206.27
5.0.00.0060.0296.27
4.4.90.0050.0164.78
4.4.80.0050.0204.75
4.4.70.0010.0174.76
4.4.60.0010.0234.75
4.4.50.0050.0204.77
4.4.40.0030.0254.71
4.4.30.0030.0174.76
4.4.20.0040.0174.84
4.4.10.0030.0154.85
4.4.00.0040.0254.75
4.3.110.0020.0174.67
4.3.100.0040.0174.67
4.3.90.0050.0144.63
4.3.80.0030.0294.58
4.3.70.0010.0174.63
4.3.60.0020.0154.63
4.3.50.0010.0184.63
4.3.40.0040.0244.54
4.3.30.0030.0193.32
4.3.20.0050.0163.29
4.3.10.0030.0173.25
4.3.00.0030.02015.27

preferences:
65.27 ms | 401 KiB | 5 Q