3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regex = "/^[äöüÄÖÜé]/i"; $str = '??übaé'; echo preg_replace($regex, '', $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)
8.3.40.0120.00918.64
8.3.30.0110.00419.15
8.3.20.0080.00020.36
8.3.10.0030.00520.68
8.3.00.0040.00419.38
8.2.170.0120.00622.96
8.2.160.0130.00320.38
8.2.150.0000.00724.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00019.89
8.2.110.0030.00621.96
8.2.100.0040.00819.64
8.2.90.0000.00919.22
8.2.80.0030.00517.97
8.2.70.0040.00417.75
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0070.00019.14
8.2.20.0040.00417.75
8.2.10.0070.00018.06
8.2.00.0060.00317.82
8.1.270.0060.00322.10
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0070.00723.93
8.1.230.0040.00819.00
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0040.00417.35
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0000.00818.64
8.1.160.0040.00421.90
8.1.150.0000.01018.85
8.1.140.0000.00717.53
8.1.130.0030.00317.82
8.1.120.0070.00017.55
8.1.110.0050.00317.59
8.1.100.0040.00417.44
8.1.90.0000.00817.57
8.1.80.0000.00817.51
8.1.70.0000.00817.40
8.1.60.0030.00617.69
8.1.50.0040.00417.64
8.1.40.0000.00717.55
8.1.30.0060.00317.66
8.1.20.0000.00817.81
8.1.10.0040.00417.58
8.1.00.0040.00417.45
8.0.300.0070.00018.77
8.0.290.0030.00616.75
8.0.280.0030.00318.40
8.0.270.0030.00417.20
8.0.260.0000.00917.27
8.0.250.0000.00717.16
8.0.240.0000.00717.09
8.0.230.0080.00016.98
8.0.220.0070.00017.04
8.0.210.0070.00016.86
8.0.200.0000.00616.91
8.0.190.0000.00817.07
8.0.180.0040.00416.91
8.0.170.0050.00316.96
8.0.160.0030.00516.79
8.0.150.0000.00716.87
8.0.140.0070.00016.93
8.0.130.0050.00013.41
8.0.120.0000.00816.82
8.0.110.0080.00016.95
8.0.100.0050.00216.78
8.0.90.0000.00717.04
8.0.80.0090.01216.92
8.0.70.0000.00816.77
8.0.60.0050.00316.99
8.0.50.0070.00016.84
8.0.30.0150.00317.13
8.0.20.0160.00717.40
8.0.10.0000.00716.93
8.0.00.0130.00916.96
7.4.330.0050.00015.04
7.4.320.0050.00316.55
7.4.300.0000.00716.75
7.4.290.0030.00316.67
7.4.280.0010.00716.63
7.4.270.0030.00316.76
7.4.260.0000.00716.71
7.4.250.0000.00716.61
7.4.240.0050.00216.66
7.4.230.0070.00016.57
7.4.220.0040.01416.77
7.4.210.0080.00516.57
7.4.200.0090.00016.49
7.4.160.0060.00916.59
7.4.150.0180.00017.40
7.4.140.0080.01117.86
7.4.130.0090.01116.55
7.4.120.0110.00716.73
7.4.110.0110.00616.68
7.4.100.0000.01716.65
7.4.90.0040.01716.54
7.4.80.0040.01219.37
7.4.70.0070.01116.82
7.4.60.0060.01216.41
7.4.50.0050.00316.37
7.4.40.0040.01216.60
7.4.30.0100.01016.68
7.4.00.0090.00615.21
7.3.330.0000.00513.04
7.3.320.0050.00013.17
7.3.310.0000.00616.10
7.3.300.0060.00016.27
7.3.290.0090.01016.26
7.3.280.0120.00616.25
7.3.270.0070.01017.40
7.3.260.0130.00816.46
7.3.250.0110.00516.63
7.3.240.0090.00916.27
7.3.230.0100.00716.39
7.3.210.0080.00816.61
7.3.200.0130.00419.39
7.3.190.0110.01316.24
7.3.180.0140.00716.75
7.3.170.0070.01516.27
7.3.160.0150.00316.39
7.3.10.0030.00616.62
7.3.00.0000.01316.76
7.2.330.0090.00916.67
7.2.320.0110.01116.54
7.2.310.0070.01116.64
7.2.300.0140.00316.49
7.2.290.0000.01716.65
7.2.130.0050.00916.96
7.2.120.0170.00717.02
7.2.110.0180.00016.92
7.2.100.0030.00716.99
7.2.90.0040.01117.14
7.2.80.0070.00717.04
7.2.70.0110.00417.05
7.2.60.0060.00917.07
7.2.50.0070.01017.00
7.2.40.0030.01216.95
7.2.30.0070.00416.79
7.2.20.0030.00816.95
7.2.10.0000.01716.88
7.2.00.0030.00718.19
7.1.250.0100.00715.77
7.1.100.0060.00618.15
7.1.70.0000.00717.01
7.1.60.0030.02119.32
7.1.50.0110.01116.78
7.1.00.0000.08022.55
7.0.200.0000.00817.05
7.0.140.0030.07321.97
7.0.60.0100.08319.85
7.0.50.0100.07017.79
7.0.40.0100.03720.08
7.0.30.0200.05320.18
7.0.20.0230.04020.20
7.0.10.0030.09020.20
7.0.00.0170.07020.12
5.6.280.0070.07020.85
5.6.210.0030.05720.51
5.6.200.0030.05318.18
5.6.190.0070.08020.39
5.6.180.0470.07720.59
5.6.170.0230.05320.62
5.6.160.0130.07020.54
5.6.150.0030.04018.07
5.6.140.0030.04018.21
5.6.130.0100.05318.21
5.6.120.0100.08320.93
5.6.110.0070.07021.08
5.6.100.0170.07321.04
5.6.90.0100.05021.00
5.6.80.0100.07720.41
5.5.350.0170.08720.43
5.5.340.0030.05317.99
5.5.330.0030.08720.40
5.5.320.0270.04720.30
5.5.310.0130.04720.20
5.5.300.0170.06718.05
5.5.290.0030.05717.86
5.5.280.0230.07020.97
5.5.270.0070.03720.78
5.5.260.0100.07720.79
5.5.250.0100.07720.65
5.5.240.0130.04020.25
5.4.450.0600.03719.54
5.4.440.0830.05019.48
5.4.430.1030.05319.47
5.4.420.0670.00019.48
5.4.410.0630.00019.32
5.4.400.0730.00019.20
5.4.390.0630.00019.15
5.4.380.0330.05318.68
5.4.370.0500.05318.68
5.4.360.0230.06718.50
5.4.350.0330.04718.79
5.4.340.0430.05718.54
5.4.320.0040.03812.45
5.4.310.0050.03812.45
5.4.300.0070.03712.45
5.4.290.0100.03512.45
5.4.280.0040.03812.34
5.4.270.0090.03412.35
5.4.260.0050.04212.35
5.4.250.0070.03612.34
5.4.240.0090.04012.34
5.4.230.0080.04112.34
5.4.220.0070.03412.34
5.4.210.0080.03312.34
5.4.200.0050.03812.34
5.4.190.0040.03812.34
5.4.180.0050.03612.34
5.4.170.0070.03412.34
5.4.160.0050.03612.34
5.4.150.0110.04412.34
5.4.140.0080.04612.02
5.4.130.0060.03512.01
5.4.120.0050.03611.97
5.4.110.0090.04011.96
5.4.100.0050.04111.96
5.4.90.0090.04511.96
5.4.80.0060.04311.96
5.4.70.0090.04211.96
5.4.60.0030.03711.96
5.4.50.0060.04511.96
5.4.40.0070.03611.95
5.4.30.0080.04611.95
5.4.20.0060.03511.95
5.4.10.0130.03911.94
5.4.00.0090.04111.44
5.3.290.0150.04212.80
5.3.280.0090.03812.71
5.3.270.0050.03912.72
5.3.260.0070.03712.72
5.3.250.0040.03812.72
5.3.240.0050.03812.72
5.3.230.0040.03912.71
5.3.220.0070.03512.68
5.3.210.0040.04012.68
5.3.200.0040.03812.68
5.3.190.0030.04012.68
5.3.180.0080.03412.68
5.3.170.0080.03412.67
5.3.160.0140.03412.67
5.3.150.0050.04012.68
5.3.140.0090.03212.66
5.3.130.0050.03912.66
5.3.120.0050.03912.66
5.3.110.0060.03712.66
5.3.100.0070.03512.12
5.3.90.0100.04412.08
5.3.80.0050.03812.07
5.3.70.0020.04812.07
5.3.60.0050.03712.07
5.3.50.0130.03412.00
5.3.40.0050.03612.00
5.3.30.0060.03511.94
5.3.20.0060.03411.73
5.3.10.0030.03711.69
5.3.00.0060.03611.68
5.2.170.0050.0299.18
5.2.160.0030.0369.18
5.2.150.0010.0359.18
5.2.140.0050.0409.17
5.2.130.0050.0389.14
5.2.120.0050.0289.13
5.2.110.0040.0299.14
5.2.100.0050.0279.14
5.2.90.0050.0289.13
5.2.80.0060.0289.13
5.2.70.0050.0299.13
5.2.60.0050.0359.09
5.2.50.0070.0359.05
5.2.40.0070.0359.03
5.2.30.0080.0319.01
5.2.20.0070.0299.00
5.2.10.0080.0308.92
5.2.00.0100.0348.77
5.1.60.0080.0308.06
5.1.50.0100.0278.05
5.1.40.0060.0288.04
5.1.30.0050.0318.39
5.1.20.0030.0308.41
5.1.10.0040.0358.14
5.1.00.0040.0298.13
5.0.50.0070.0236.61
5.0.40.0050.0246.47
5.0.30.0020.0346.29
5.0.20.0040.0196.25
5.0.10.0040.0196.23
5.0.00.0030.0346.23
4.4.90.0030.0154.77
4.4.80.0020.0164.75
4.4.70.0030.0154.75
4.4.60.0020.0164.76
4.4.50.0030.0154.77
4.4.40.0060.0224.71
4.4.30.0020.0164.76
4.4.20.0050.0174.85
4.4.10.0010.0204.85
4.4.00.0030.0264.76
4.3.110.0030.0264.67
4.3.100.0020.0154.66
4.3.90.0040.0214.64
4.3.80.0040.0284.58
4.3.70.0070.0104.63
4.3.60.0030.0204.63
4.3.50.0050.0274.63
4.3.40.0020.0334.54
4.3.30.0020.0243.28
4.3.20.0010.0173.25
4.3.10.0020.0163.21
4.3.00.0030.02015.62

preferences:
45.04 ms | 400 KiB | 5 Q