3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '  love@outerbanks.org  '; preg_match('/^\x{c2a0}*(.*?)\x{c2a0}*$/u', $string, $out); for ($i = 0;$i < strlen($out[1]);$i++) { echo ord($out[1][$i]).PHP_EOL; }

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)
8.3.60.0110.00316.63
8.3.50.0100.01023.08
8.3.40.0070.00718.95
8.3.30.0060.00919.17
8.3.20.0040.00420.30
8.3.10.0040.00421.77
8.3.00.0030.00617.71
8.2.180.0120.00616.49
8.2.170.0040.01122.96
8.2.160.0030.01020.53
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00421.07
8.2.110.0050.00519.27
8.2.100.0080.00417.97
8.2.90.0000.00819.40
8.2.80.0040.00417.97
8.2.70.0040.00417.88
8.2.60.0000.00917.93
8.2.50.0000.00918.07
8.2.40.0060.00318.16
8.2.30.0050.00318.16
8.2.20.0040.00418.02
8.2.10.0080.00018.04
8.2.00.0050.00317.71
8.1.280.0170.00025.92
8.1.270.0000.00823.88
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.96
8.1.230.0090.00320.85
8.1.220.0040.00418.77
8.1.210.0060.00319.13
8.1.200.0030.00717.48
8.1.190.0050.00317.36
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0000.00822.08
8.1.150.0070.00018.91
8.1.140.0030.00517.56
8.1.130.0000.00717.89
8.1.120.0000.00717.64
8.1.110.0030.00317.57
8.1.100.0040.00417.64
8.1.90.0070.00017.57
8.1.80.0040.00417.65
8.1.70.0000.00717.61
8.1.60.0050.00317.78
8.1.50.0000.00817.59
8.1.40.0030.00617.69
8.1.30.0040.00717.76
8.1.20.0040.00417.75
8.1.10.0000.00817.68
8.1.00.0000.00817.68
8.0.300.0000.00719.85
8.0.290.0040.00416.88
8.0.280.0030.00318.36
8.0.270.0070.00017.28
8.0.260.0030.00317.28
8.0.250.0000.00717.04
8.0.240.0070.00017.04
8.0.230.0060.00317.02
8.0.220.0070.00017.09
8.0.210.0040.00416.99
8.0.200.0040.00417.08
8.0.190.0080.00017.16
8.0.180.0030.00317.11
8.0.170.0000.00817.15
8.0.160.0030.00317.11
8.0.150.0060.00316.93
8.0.140.0000.00816.98
8.0.130.0050.00013.55
8.0.120.0000.00717.05
8.0.110.0040.00417.03
8.0.100.0000.00817.12
8.0.90.0040.00416.99
8.0.80.0150.00716.98
8.0.70.0000.00717.07
8.0.60.0040.00417.00
8.0.50.0080.00016.95
8.0.30.0110.00817.22
8.0.20.0080.01117.40
8.0.10.0000.00717.09
8.0.00.0110.00717.01
7.4.330.0000.00515.06
7.4.320.0030.00316.68
7.4.300.0060.00016.63
7.4.290.0030.00316.67
7.4.280.0040.00416.59
7.4.270.0030.00316.68
7.4.260.0040.00416.54
7.4.250.0070.00016.63
7.4.240.0070.00016.65
7.4.230.0030.00316.73
7.4.220.0100.00716.74
7.4.210.0090.00616.77
7.4.200.0080.00016.84
7.4.160.0110.01116.69
7.4.150.0090.00917.40
7.4.140.0110.00917.86
7.4.130.0120.00516.72
7.4.120.0060.01316.76
7.4.110.0190.00316.90
7.4.100.0070.01116.77
7.4.90.0000.01616.81
7.4.80.0100.01019.39
7.4.70.0100.01016.71
7.4.60.0070.01016.78
7.4.50.0060.00316.72
7.4.40.0030.01216.71
7.4.30.0120.00416.84
7.4.00.0030.01315.05
7.3.330.0060.00013.38
7.3.320.0050.00013.46
7.3.310.0030.00316.62
7.3.300.0030.00316.56
7.3.290.0030.01416.54
7.3.280.0100.00816.59
7.3.270.0080.00817.40
7.3.260.0120.01216.68
7.3.250.0050.01116.58
7.3.240.0150.00316.61
7.3.230.0150.00316.52
7.3.210.0110.00616.74
7.3.200.0090.00919.39
7.3.190.0040.01416.67
7.3.180.0110.00716.53
7.3.170.0130.00716.48
7.3.160.0100.00616.67
7.2.330.0090.00916.83
7.2.320.0140.00816.91
7.2.310.0040.01217.00
7.2.300.0040.01216.93
7.2.290.0100.00717.05
7.1.70.0000.00717.34
7.1.60.0090.01619.40
7.1.50.0100.01417.24
7.1.00.0030.07722.34
7.0.200.0070.00716.90
7.0.140.0030.07321.90
7.0.60.0030.04720.00
7.0.50.0070.04317.78
7.0.40.0000.05020.29
7.0.30.0200.04720.35
7.0.20.0270.07320.18
7.0.10.0030.04320.19
7.0.00.0100.07720.05
5.6.280.0030.07020.92
5.6.210.0070.03720.67
5.6.200.0030.04318.18
5.6.190.0070.07720.77
5.6.180.0200.08320.35
5.6.170.0200.04020.38
5.6.160.0070.03720.71
5.6.150.0100.08318.16
5.6.140.0100.07318.18
5.6.130.0130.05718.16
5.6.120.0030.05320.96
5.6.110.0030.08721.03
5.6.100.0070.06321.00
5.6.90.0130.05321.13
5.6.80.0100.08020.52
5.5.350.0330.07320.40
5.5.340.0100.04317.92
5.5.330.0070.04020.36
5.5.320.0170.06320.29
5.5.310.0200.04020.21
5.5.300.0130.06317.98
5.5.290.0070.08318.02
5.5.280.0100.08320.89
5.5.270.0070.08320.63
5.5.260.0330.05720.67
5.5.250.0070.08320.61
5.5.240.0000.08020.23
5.4.450.0800.06019.32
5.4.440.0730.06019.37
5.4.430.0870.08319.63
5.4.420.0930.06319.14
5.4.410.1100.05719.50
5.4.400.0270.06318.75
5.4.390.0230.06318.46
5.4.380.0130.05018.56
5.4.370.0070.04318.65
5.4.360.0070.04718.58
5.4.350.0100.04111.98
5.4.340.0050.04111.97
5.4.320.0040.04212.46
5.4.310.0070.04012.45
5.4.300.0100.04212.46
5.4.290.0090.05412.45
5.4.280.0120.04812.35
5.4.270.0100.05212.35
5.4.260.0080.03912.35
5.4.250.0090.04812.35
5.4.240.0120.04612.35
5.4.230.0080.05112.34
5.4.220.0050.05212.34
5.4.210.0100.04812.34
5.4.200.0090.05312.34
5.4.190.0110.05812.34
5.4.180.0120.04612.34
5.4.170.0080.05312.35
5.4.160.0110.04412.35
5.4.150.0080.04812.34
5.4.140.0080.05212.03
5.4.130.0080.04612.02
5.4.120.0080.04311.97
5.4.110.0080.04611.97
5.4.100.0090.04611.97
5.4.90.0060.04111.96
5.4.80.0070.03811.96
5.4.70.0060.03611.96
5.4.60.0080.03811.96
5.4.50.0070.03711.96
5.4.40.0080.03911.95
5.4.30.0070.03711.95
5.4.20.0090.04411.95
5.4.10.0080.04511.95
5.4.00.0040.04911.43
5.3.290.0060.04012.80
5.3.280.0080.04212.71
5.3.270.0060.03912.73
5.3.260.0050.05112.72
5.3.250.0080.04912.72
5.3.240.0090.04812.72
5.3.230.0110.04612.71
5.3.220.0060.04712.68
5.3.210.0090.04812.68
5.3.200.0080.05612.68
5.3.190.0100.03912.68
5.3.180.0100.04312.68
5.3.170.0080.04512.67
5.3.160.0150.05112.67
5.3.150.0060.05312.67
5.3.140.0100.03412.66
5.3.130.0110.03512.66
5.3.120.0060.04112.66
5.3.110.0090.05812.66
5.3.100.0140.05712.12
5.3.90.0080.04612.08
5.3.80.0110.04812.07
5.3.70.0110.04212.07
5.3.60.0080.03612.06
5.3.50.0060.04112.00
5.3.40.0100.05612.00
5.3.30.0120.04211.95
5.3.20.0110.04311.73
5.3.10.0060.04811.70
5.3.00.0050.05111.69
5.2.170.0070.0409.19
5.2.160.0090.0419.19
5.2.150.0050.0349.19
5.2.140.0020.0349.19
5.2.130.0070.0289.14
5.2.120.0070.0279.14
5.2.110.0050.0299.16
5.2.100.0040.0339.15
5.2.90.0060.0309.15
5.2.80.0050.0339.14
5.2.70.0050.0349.14
5.2.60.0100.0419.10
5.2.50.0060.0329.07
5.2.40.0090.0259.05
5.2.30.0050.0309.03
5.2.20.0040.0329.01
5.2.10.0090.0258.94
5.2.00.0070.0308.79
5.1.60.0020.0268.08
5.1.50.0040.0258.07
5.1.40.0040.0328.05
5.1.30.0060.0268.41
5.1.20.0070.0348.43
5.1.10.0070.0268.16
5.1.00.0060.0268.15
5.0.50.0050.0216.63
5.0.40.0060.0256.49
5.0.30.0030.0336.30
5.0.20.0040.0196.27
5.0.10.0020.0226.25
5.0.00.0020.0346.24
4.4.90.0030.0154.78
4.4.80.0040.0144.75
4.4.70.0040.0154.75
4.4.60.0030.0164.76
4.4.50.0030.0164.77
4.4.40.0030.0264.71
4.4.30.0020.0184.76
4.4.20.0040.0164.85
4.4.10.0030.0174.85
4.4.00.0050.0274.76
4.3.110.0020.0184.67
4.3.100.0040.0154.66
4.3.90.0060.0134.64
4.3.80.0010.0274.58
4.3.70.0030.0154.63
4.3.60.0030.0164.63
4.3.50.0030.0174.63
4.3.40.0020.0254.53
4.3.30.0020.0163.29
4.3.20.0020.0163.25
4.3.10.0010.0173.22
4.3.00.0130.0237.13

preferences:
49.81 ms | 401 KiB | 5 Q