3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'This is a string of wooords.'; echo preg_replace('/([aeiou]{1})([^aeiou]*)$/i', '$2', $str);

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)
8.3.60.0130.00716.75
8.3.50.0090.00821.99
8.3.40.0110.00718.96
8.3.30.0100.01019.17
8.3.20.0040.00420.22
8.3.10.0040.00423.67
8.3.00.0040.00419.56
8.2.180.0100.01016.63
8.2.170.0110.00722.96
8.2.160.0080.00620.43
8.2.150.0000.00824.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0150.00320.82
8.2.110.0090.00022.35
8.2.100.0040.00719.70
8.2.90.0000.00819.22
8.2.80.0040.00417.97
8.2.70.0050.00517.63
8.2.60.0000.00917.91
8.2.50.0040.00418.07
8.2.40.0030.00718.28
8.2.30.0050.00218.32
8.2.20.0080.00017.71
8.2.10.0080.00017.98
8.2.00.0040.00417.64
8.1.280.0090.01225.92
8.1.270.0000.00823.79
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0040.00423.57
8.1.230.0110.00018.88
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.48
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0050.00518.63
8.1.160.0040.00422.05
8.1.150.0040.00418.67
8.1.140.0040.00417.46
8.1.130.0000.00917.86
8.1.120.0030.00417.45
8.1.110.0030.00617.56
8.1.100.0000.00717.46
8.1.90.0070.00017.57
8.1.80.0040.00417.43
8.1.70.0000.00717.51
8.1.60.0050.00317.57
8.1.50.0080.00017.52
8.1.40.0000.00717.55
8.1.30.0030.00617.57
8.1.20.0000.00817.79
8.1.10.0040.00417.69
8.1.00.0040.00417.45
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.38
8.0.270.0050.00317.27
8.0.260.0040.00417.29
8.0.250.0000.00817.17
8.0.240.0060.00317.08
8.0.230.0040.00416.88
8.0.220.0070.00017.00
8.0.210.0030.00316.98
8.0.200.0000.00617.02
8.0.190.0030.00316.94
8.0.180.0020.00516.89
8.0.170.0030.00517.05
8.0.160.0000.00716.89
8.0.150.0040.00416.93
8.0.140.0000.00816.82
8.0.130.0000.00613.39
8.0.120.0040.00416.94
8.0.110.0000.00717.00
8.0.100.0040.00316.81
8.0.90.0040.00416.89
8.0.80.0110.00416.97
8.0.70.0040.00416.87
8.0.60.0000.00716.88
8.0.50.0000.00717.04
8.0.30.0130.00617.43
8.0.20.0140.00517.49
8.0.10.0040.00417.12
8.0.00.0090.00716.85
7.4.330.0050.00015.11
7.4.320.0030.00316.75
7.4.300.0070.00016.67
7.4.290.0030.00316.66
7.4.280.0000.01016.68
7.4.270.0030.00316.62
7.4.260.0000.00816.63
7.4.250.0000.00716.74
7.4.240.0030.00316.76
7.4.230.0040.00216.45
7.4.220.0080.01116.70
7.4.210.0100.00716.58
7.4.200.0040.00316.54
7.4.160.0050.01016.64
7.4.150.0000.01917.40
7.4.140.0090.01417.86
7.4.130.0090.01016.58
7.4.120.0040.01416.56
7.4.110.0200.00316.71
7.4.100.0110.00816.60
7.4.90.0070.01016.69
7.4.80.0080.01619.39
7.4.70.0090.00616.70
7.4.60.0070.01116.50
7.4.50.0000.00516.50
7.4.40.0150.00316.70
7.4.30.0040.01216.59
7.4.00.0030.01014.91
7.3.330.0000.00513.20
7.3.320.0000.00513.14
7.3.310.0000.00716.27
7.3.300.0040.00416.16
7.3.290.0090.00616.28
7.3.280.0090.01116.31
7.3.270.0180.00017.40
7.3.260.0060.01216.68
7.3.250.0090.00916.45
7.3.240.0180.00616.75
7.3.230.0100.00616.39
7.3.210.0080.00816.59
7.3.200.0030.01319.39
7.3.190.0070.01116.54
7.3.180.0120.00516.41
7.3.170.0030.01316.56
7.3.160.0130.00316.53
7.3.120.0090.00314.87
7.3.10.0080.00516.60
7.3.00.0070.00516.73
7.2.330.0030.01316.69
7.2.320.0000.01616.58
7.2.310.0100.00716.59
7.2.300.0170.00316.52
7.2.290.0080.00816.63
7.2.130.0070.00316.88
7.2.120.0030.00716.94
7.2.110.0090.00617.01
7.2.100.0060.00917.03
7.2.90.0070.00717.03
7.2.80.0050.00716.84
7.2.70.0120.00317.02
7.2.60.0070.00417.02
7.2.50.0050.00916.73
7.2.40.0040.01016.95
7.2.30.0050.00717.08
7.2.20.0040.00717.01
7.2.10.0050.00716.99
7.2.00.0030.01017.91
7.1.250.0050.00515.91
7.1.200.0030.00615.88
7.1.100.0030.01018.12
7.1.70.0000.00717.10
7.1.60.0160.00919.70
7.1.50.0120.00917.09
7.1.00.0000.08022.38
7.0.200.0180.00416.96
7.0.140.0000.07722.07
7.0.60.0130.05719.81
7.0.50.0100.07017.82
7.0.40.0030.06720.17
7.0.30.0270.08020.14
7.0.20.0270.06320.18
7.0.10.0230.04720.21
7.0.00.0070.05720.05
5.6.280.0100.06720.91
5.6.210.0100.07720.72
5.6.200.0170.07718.17
5.6.190.0070.09020.43
5.6.180.0030.05020.41
5.6.170.0230.04020.50
5.6.160.0070.04720.61
5.6.150.0070.08018.22
5.6.140.0070.04018.18
5.6.130.0070.08318.12
5.6.120.0100.04721.02
5.6.110.0070.04021.11
5.6.100.0100.07020.88
5.6.90.0200.07021.11
5.6.80.0030.08720.40
5.6.70.3930.04720.38
5.5.350.0000.04320.32
5.5.340.0000.04017.98
5.5.330.0030.08320.25
5.5.320.0200.03720.28
5.5.310.0200.03720.20
5.5.300.0070.08017.96
5.5.290.0070.05017.90
5.5.280.0100.07020.76
5.5.270.0070.05720.64
5.5.260.0100.07720.79
5.5.250.0070.05320.66
5.5.240.0200.05020.34
5.4.450.0370.04343.90
5.4.440.0170.04743.87
5.4.430.0300.03343.79
5.4.420.0400.04743.78
5.4.410.0230.04043.77
5.4.400.0400.04343.77
5.4.390.0200.04743.77
5.4.380.0170.04718.59
5.4.370.0170.04718.57
5.4.360.0100.05018.46
5.4.350.0170.05718.68
5.4.340.0070.06018.48
5.4.320.0060.03612.45
5.4.310.0060.03712.45
5.4.300.0050.03712.45
5.4.290.0080.03612.45
5.4.280.0070.03812.35
5.4.270.0070.04112.34
5.4.260.0050.04712.35
5.4.250.0100.03812.35
5.4.240.0070.03512.35
5.4.230.0080.03612.34
5.4.220.0040.03812.34
5.4.210.0030.03812.34
5.4.200.0040.03912.34
5.4.190.0070.03412.34
5.4.180.0050.03712.34
5.4.170.0070.03512.34
5.4.160.0050.04112.34
5.4.150.0070.04212.34
5.4.140.0060.03812.02
5.4.130.0090.03612.01
5.4.120.0070.03511.97
5.4.110.0040.03711.96
5.4.100.0080.03311.96
5.4.90.0030.03911.96
5.4.80.0060.03711.96
5.4.70.0020.04611.96
5.4.60.0050.03911.96
5.4.50.0110.04611.96
5.4.40.0060.03411.95
5.4.30.0050.03611.95
5.4.20.0070.03411.95
5.4.10.0040.03711.95
5.4.00.0020.04011.44
5.3.290.0040.04112.80
5.3.280.0050.04312.71
5.3.270.0050.04212.73
5.3.260.0050.03912.72
5.3.250.0080.03812.72
5.3.240.0060.03812.72
5.3.230.0060.03812.71
5.3.220.0090.03812.68
5.3.210.0090.04112.68
5.3.200.0080.03512.68
5.3.190.0060.03812.68
5.3.180.0050.03812.68
5.3.170.0090.03312.67
5.3.160.0110.03212.68
5.3.150.0040.03912.67
5.3.140.0070.03612.66
5.3.130.0050.04012.66
5.3.120.0040.04012.66
5.3.110.0070.03812.66
5.3.100.0020.04112.12
5.3.90.0080.03712.09
5.3.80.0060.03912.08
5.3.70.0070.03512.07
5.3.60.0080.04112.06
5.3.50.0070.03712.00
5.3.40.0080.03412.00
5.3.30.0060.03611.97
5.3.20.0060.03511.73
5.3.10.0090.03011.70
5.3.00.0050.03711.68
5.2.170.0060.0369.18
5.2.160.0070.0369.19
5.2.150.0040.0329.19
5.2.140.0060.0359.18
5.2.130.0040.0299.14
5.2.120.0060.0299.14
5.2.110.0030.0309.15
5.2.100.0040.0299.15
5.2.90.0040.0309.15
5.2.80.0040.0319.14
5.2.70.0040.0379.14
5.2.60.0060.0329.10
5.2.50.0080.0339.07
5.2.40.0060.0309.04
5.2.30.0060.0399.03
5.2.20.0090.0309.01
5.2.10.0020.0308.92
5.2.00.0060.0288.77
5.1.60.0060.0228.06
5.1.50.0040.0258.06
5.1.40.0040.0258.04
5.1.30.0020.0288.39
5.1.20.0030.0278.41
5.1.10.0060.0278.13
5.1.00.0040.0268.14
5.0.50.0050.0186.61
5.0.40.0040.0236.47
5.0.30.0040.0316.29
5.0.20.0040.0196.26
5.0.10.0040.0196.23
5.0.00.0040.0316.23
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0020.0184.76
4.4.60.0020.0164.76
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0010.0174.76
4.4.20.0030.0154.84
4.4.10.0060.0184.85
4.4.00.0050.0274.76
4.3.110.0030.0154.67
4.3.100.0020.0224.66
4.3.90.0020.0194.64
4.3.80.0030.0254.58
4.3.70.0030.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0020.0314.53
4.3.30.0020.0173.27
4.3.20.0010.0173.25
4.3.10.0040.0153.22
4.3.00.0070.01743.77

preferences:
51.26 ms | 401 KiB | 5 Q