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]);$i++) { echo dechex(ord($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)
8.3.60.0090.00916.71
8.3.50.0120.00622.89
8.3.40.0000.01418.92
8.3.30.0110.00419.27
8.3.20.0070.00020.34
8.3.10.0040.00421.94
8.3.00.0040.00417.63
8.2.180.0150.00416.63
8.2.170.0070.00722.96
8.2.160.0060.00820.52
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00721.21
8.2.110.0090.00020.53
8.2.100.0060.00618.16
8.2.90.0000.00818.22
8.2.80.0030.00517.97
8.2.70.0060.00317.75
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0040.00418.03
8.2.30.0000.00818.11
8.2.20.0050.00318.02
8.2.10.0020.00518.03
8.2.00.0000.00717.75
8.1.280.0070.00725.92
8.1.270.0080.00624.01
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.05
8.1.230.0080.00420.80
8.1.220.0040.00417.74
8.1.210.0060.00319.03
8.1.200.0030.00617.48
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0060.00318.78
8.1.160.0040.00422.09
8.1.150.0040.00418.89
8.1.140.0050.00317.55
8.1.130.0040.00417.90
8.1.120.0000.00717.67
8.1.110.0000.00817.51
8.1.100.0040.00417.55
8.1.90.0070.00017.63
8.1.80.0000.00817.50
8.1.70.0030.00317.55
8.1.60.0030.00517.78
8.1.50.0050.00317.64
8.1.40.0050.00317.71
8.1.30.0080.00017.70
8.1.20.0000.00717.64
8.1.10.0040.00417.72
8.1.00.0000.00917.67
8.0.300.0040.00420.14
8.0.290.0050.00216.75
8.0.280.0030.00318.39
8.0.270.0070.00017.28
8.0.260.0030.00317.28
8.0.250.0030.00317.18
8.0.240.0000.00617.04
8.0.230.0050.00517.15
8.0.220.0070.00016.94
8.0.210.0050.00217.07
8.0.200.0000.00717.17
8.0.190.0000.00817.16
8.0.180.0070.00017.11
8.0.170.0070.00017.17
8.0.160.0000.00717.17
8.0.150.0000.00716.97
8.0.140.0040.00417.10
8.0.130.0000.00613.59
8.0.120.0040.00417.04
8.0.110.0040.00417.08
8.0.100.0000.00716.94
8.0.90.0030.00317.07
8.0.80.0140.01117.07
8.0.70.0000.00717.06
8.0.60.0030.00616.93
8.0.50.0070.00016.88
8.0.30.0110.01117.23
8.0.20.0130.00517.40
8.0.10.0070.00017.09
8.0.00.0100.00916.77
7.4.330.0050.00015.00
7.4.320.0060.00316.66
7.4.300.0060.00016.74
7.4.290.0000.00716.62
7.4.280.0030.00616.73
7.4.270.0030.00516.68
7.4.260.0040.00716.56
7.4.250.0030.00616.76
7.4.240.0040.00316.74
7.4.230.0030.00316.65
7.4.220.0050.01116.83
7.4.210.0100.01016.90
7.4.200.0030.00316.61
7.4.160.0080.00816.54
7.4.150.0110.00817.40
7.4.140.0150.00717.86
7.4.130.0100.01016.80
7.4.120.0110.00516.79
7.4.110.0030.01416.92
7.4.100.0110.00816.71
7.4.90.0140.00316.56
7.4.80.0060.01219.39
7.4.70.0100.01016.67
7.4.60.0070.01016.70
7.4.50.0060.00316.66
7.4.40.0110.00616.72
7.4.30.0120.00616.70
7.4.00.0110.00415.24
7.3.330.0060.00013.38
7.3.320.0060.00013.47
7.3.310.0070.00016.64
7.3.300.0070.00016.53
7.3.290.0130.00016.59
7.3.280.0100.00716.55
7.3.270.0040.01317.40
7.3.260.0120.00616.74
7.3.250.0110.00816.74
7.3.240.0070.01016.51
7.3.230.0120.00616.70
7.3.210.0070.01016.79
7.3.200.0080.00819.39
7.3.190.0030.01516.76
7.3.180.0100.00716.64
7.3.170.0030.01316.63
7.3.160.0100.00716.67
7.2.330.0150.00316.80
7.2.320.0060.01616.86
7.2.310.0100.00716.91
7.2.300.0090.00916.86
7.2.290.0060.00916.85
7.2.60.0040.01117.06
7.2.50.0220.00616.83
7.1.200.0080.00416.17
7.1.70.0040.00417.14
7.1.60.0040.02119.40
7.1.50.0100.01417.21
7.1.00.0030.07022.46
7.0.200.0000.00716.96
7.0.140.0000.07722.09
7.0.60.0230.06719.95
7.0.50.0000.08717.82
7.0.40.0070.05320.42
7.0.30.0270.04320.19
7.0.20.0230.06320.01
7.0.10.0070.04720.13
7.0.00.0070.05320.19
5.6.280.0070.06720.93
5.6.210.0130.07320.46
5.6.200.0100.07318.16
5.6.190.0000.09720.43
5.6.180.3130.04720.41
5.6.170.0230.08020.38
5.6.160.0070.08720.48
5.6.150.0000.05718.22
5.6.140.0100.07318.11
5.6.130.0070.03718.22
5.6.120.0170.07321.00
5.6.110.0130.07721.05
5.6.100.0070.08020.98
5.6.90.0000.08721.02
5.6.80.0100.04320.47
5.6.70.4170.04320.36
5.5.350.0230.07720.41
5.5.340.0030.03717.97
5.5.330.0200.04720.29
5.5.320.3670.03720.32
5.5.310.0200.05020.34
5.5.300.0030.04017.98
5.5.290.0130.07717.96
5.5.280.0070.08320.88
5.5.270.0130.07020.71
5.5.260.0130.08020.86
5.5.250.0100.06320.57
5.5.240.0200.08320.15
5.4.450.0670.04319.55
5.4.440.0330.03319.38
5.4.430.0230.04319.38
5.4.420.0230.04019.39
5.4.410.0370.03319.45
5.4.400.0100.03019.14
5.4.390.0230.03718.93
5.4.380.0200.06318.59
5.4.370.0800.04318.71
5.4.360.0900.05718.48
5.4.350.0870.06018.56
5.4.340.0800.06318.50
5.4.320.0060.03612.46
5.4.310.0070.05112.45
5.4.300.0130.04412.46
5.4.290.0080.05212.45
5.4.280.0060.04512.35
5.4.270.0080.04212.35
5.4.260.0080.05612.35
5.4.250.0060.05012.35
5.4.240.0040.05612.35
5.4.230.0100.05012.34
5.4.220.0080.05112.34
5.4.210.0120.05512.34
5.4.200.0200.06112.34
5.4.190.0160.06312.34
5.4.180.0100.05612.34
5.4.170.0090.05612.35
5.4.160.0080.04512.35
5.4.150.0070.04112.34
5.4.140.0070.05512.02
5.4.130.0060.04712.00
5.4.120.0060.05011.97
5.4.110.0070.04911.97
5.4.100.0040.03911.97
5.4.90.0070.03711.96
5.4.80.0080.03611.96
5.4.70.0070.03611.96
5.4.60.0040.03811.96
5.4.50.0060.03511.96
5.4.40.0070.03911.95
5.4.30.0070.04411.95
5.4.20.0100.05711.95
5.4.10.0010.04011.95
5.4.00.0070.03811.43
5.3.290.0030.04112.80
5.3.280.0050.04012.71
5.3.270.0100.03912.72
5.3.260.0110.03712.72
5.3.250.0070.03812.72
5.3.240.0060.03912.72
5.3.230.0070.03812.71
5.3.220.0060.04912.68
5.3.210.0130.05412.68
5.3.200.0150.05212.68
5.3.190.0100.05312.68
5.3.180.0050.04012.68
5.3.170.0040.04012.67
5.3.160.0130.03912.68
5.3.150.0120.03712.67
5.3.140.0070.04512.66
5.3.130.0080.04712.66
5.3.120.0090.05012.65
5.3.110.0120.06512.66
5.3.100.0160.08612.12
5.3.90.0120.05612.08
5.3.80.0060.04212.07
5.3.70.0100.03912.07
5.3.60.0050.04012.07
5.3.50.0130.04512.00
5.3.40.0130.04312.00
5.3.30.0140.05311.95
5.3.20.0060.04911.73
5.3.10.0110.03411.70
5.3.00.0060.04211.69
5.2.170.0100.0419.18
5.2.160.0040.0439.19
5.2.150.0120.0469.19
5.2.140.0090.0429.19
5.2.130.0080.0429.14
5.2.120.0070.0349.14
5.2.110.0090.0399.16
5.2.100.0150.0389.15
5.2.90.0100.0399.15
5.2.80.0060.0449.15
5.2.70.0090.0409.15
5.2.60.0050.0399.10
5.2.50.0040.0349.06
5.2.40.0070.0299.05
5.2.30.0070.0309.02
5.2.20.0060.0329.02
5.2.10.0090.0298.92
5.2.00.0130.0538.77
5.1.60.0080.0318.06
5.1.50.0060.0268.06
5.1.40.0060.0238.04
5.1.30.0050.0358.39
5.1.20.0080.0388.41
5.1.10.0060.0308.14
5.1.00.0030.0298.14
5.0.50.0050.0226.61
5.0.40.0070.0186.47
5.0.30.0030.0396.29
5.0.20.0090.0206.26
5.0.10.0060.0366.24
5.0.00.0050.0446.23
4.4.90.0070.0204.78
4.4.80.0100.0304.76
4.4.70.0070.0184.75
4.4.60.0060.0194.75
4.4.50.0100.0364.77
4.4.40.0050.0374.71
4.4.30.0090.0404.76
4.4.20.0100.0324.85
4.4.10.0050.0234.85
4.4.00.0040.0254.76
4.3.110.0050.0194.67
4.3.100.0060.0184.66
4.3.90.0020.0194.63
4.3.80.0010.0274.59
4.3.70.0030.0154.63
4.3.60.0010.0184.63
4.3.50.0090.0144.63
4.3.40.0030.0294.54
4.3.30.0050.0163.28
4.3.20.0030.0163.26
4.3.10.0020.0163.22
4.3.00.0030.02015.91

preferences:
38.26 ms | 401 KiB | 5 Q