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;$i < count($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)
8.3.60.0070.00717.00
8.3.50.0110.00622.97
8.3.40.0070.00719.25
8.3.30.0090.00619.04
8.3.20.0070.00020.34
8.3.10.0040.00421.76
8.3.00.0050.00317.88
8.2.180.0110.00817.13
8.2.170.0090.00622.96
8.2.160.0070.00720.47
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00321.14
8.2.110.0070.00319.39
8.2.100.0060.00618.03
8.2.90.0040.00419.21
8.2.80.0040.00417.97
8.2.70.0000.00817.59
8.2.60.0040.00418.03
8.2.50.0000.00818.07
8.2.40.0000.00918.22
8.2.30.0080.00018.16
8.2.20.0000.00717.95
8.2.10.0040.00418.02
8.2.00.0050.00318.04
8.1.280.0140.00025.92
8.1.270.0130.00623.96
8.1.260.0050.00226.35
8.1.250.0050.00328.09
8.1.240.0030.00623.98
8.1.230.0000.01220.88
8.1.220.0040.00418.77
8.1.210.0000.00819.08
8.1.200.0060.00317.48
8.1.190.0040.00417.48
8.1.180.0050.00318.10
8.1.170.0040.00418.83
8.1.160.0040.00422.04
8.1.150.0040.00418.91
8.1.140.0060.00317.55
8.1.130.0000.00717.87
8.1.120.0040.00417.64
8.1.110.0040.00417.57
8.1.100.0050.00317.63
8.1.90.0070.00017.61
8.1.80.0080.00017.67
8.1.70.0070.00017.57
8.1.60.0060.00317.81
8.1.50.0040.00417.70
8.1.40.0040.00417.66
8.1.30.0050.00317.75
8.1.20.0000.00917.70
8.1.10.0000.00817.61
8.1.00.0020.00517.57
8.0.300.0040.00419.98
8.0.290.0070.00016.88
8.0.280.0000.00718.40
8.0.270.0000.00717.14
8.0.260.0000.00617.16
8.0.250.0050.00317.13
8.0.240.0000.00717.18
8.0.230.0000.00917.13
8.0.220.0040.00417.14
8.0.210.0040.00417.11
8.0.200.0000.00617.16
8.0.190.0080.00017.25
8.0.180.0070.00017.23
8.0.170.0040.00417.08
8.0.160.0030.00317.27
8.0.150.0090.00017.00
8.0.140.0000.00717.02
8.0.130.0000.00613.59
8.0.120.0040.00417.09
8.0.110.0000.00817.06
8.0.100.0000.00817.05
8.0.90.0070.00017.28
8.0.80.0150.00617.22
8.0.70.0040.00417.16
8.0.60.0040.00417.17
8.0.50.0070.00017.03
8.0.30.0090.01017.36
8.0.20.0110.01117.52
8.0.10.0000.00717.17
8.0.00.0100.01116.83
7.4.330.0020.00215.17
7.4.320.0060.00016.82
7.4.300.0030.00316.63
7.4.290.0040.00416.82
7.4.280.0000.00916.67
7.4.270.0040.00416.86
7.4.260.0060.00013.60
7.4.250.0040.00416.71
7.4.240.0040.00316.63
7.4.230.0000.00716.80
7.4.220.0080.00816.80
7.4.210.0040.01416.91
7.4.200.0040.00416.68
7.4.160.0070.01016.61
7.4.150.0080.01117.40
7.4.140.0150.01317.86
7.4.130.0060.01116.64
7.4.120.0070.01016.79
7.4.110.0100.00716.67
7.4.100.0030.01716.96
7.4.90.0120.00616.79
7.4.80.0070.01119.39
7.4.70.0130.00416.78
7.4.60.0060.01116.84
7.4.50.0020.00216.82
7.4.40.0100.00616.59
7.4.30.0160.00016.71
7.4.00.0070.00815.31
7.3.330.0050.00013.34
7.3.320.0060.00013.32
7.3.310.0070.00016.63
7.3.300.0060.00316.52
7.3.290.0070.00716.51
7.3.280.0080.01016.60
7.3.270.0140.00317.40
7.3.260.0090.01116.67
7.3.250.0130.00716.55
7.3.240.0110.00616.56
7.3.230.0050.01116.53
7.3.210.0080.01416.66
7.3.200.0070.01019.39
7.3.190.0100.01016.69
7.3.180.0070.01416.48
7.3.170.0100.01016.66
7.3.160.0120.00416.62
7.3.120.0050.00515.10
7.3.110.0140.00715.02
7.3.100.0070.00715.31
7.3.90.0140.00315.15
7.3.80.0130.00314.80
7.3.70.0080.00315.05
7.3.60.0040.00414.82
7.3.50.0060.00815.04
7.3.40.0080.00315.09
7.3.30.0040.01115.12
7.3.20.0030.00616.96
7.3.10.0100.00316.96
7.3.00.0080.00016.91
7.2.330.0140.00416.80
7.2.320.0040.01416.79
7.2.310.0050.01316.76
7.2.300.0080.01516.96
7.2.290.0110.00516.73
7.2.250.0100.01015.38
7.2.240.0060.01214.94
7.2.230.0090.00315.47
7.2.220.0060.01215.47
7.2.210.0060.00915.53
7.2.200.0080.00415.27
7.2.190.0060.00315.43
7.2.180.0030.00915.21
7.2.170.0100.00315.33
7.2.80.0130.00317.02
7.2.60.0100.00317.36
7.2.00.0060.00619.38
7.1.330.0030.01216.10
7.1.320.0060.00615.89
7.1.310.0100.00716.15
7.1.300.0000.00815.84
7.1.290.0070.00716.06
7.1.280.0040.00816.00
7.1.270.0030.01315.68
7.1.260.0060.00616.16
7.1.200.0100.00315.78
7.1.100.0040.01118.37
7.1.70.0000.00817.16
7.1.60.0120.01219.40
7.1.50.0170.00716.88
7.1.00.0100.07022.42
7.0.200.0040.00416.97
7.0.140.0030.07322.19
7.0.60.0170.07020.01
7.0.50.0070.03717.84
7.0.40.0000.04720.23
7.0.30.0230.04320.15
7.0.20.0170.05720.11
7.0.10.0100.08720.22
7.0.00.0100.04720.10
5.6.280.0070.07321.07
5.6.210.0070.08020.66
5.6.200.0070.08718.11
5.6.190.0070.07320.43
5.6.180.4130.04320.41
5.6.170.0370.06720.36
5.6.160.0070.08720.32
5.6.150.0100.06318.21
5.6.140.0070.08318.11
5.6.130.0100.04318.11
5.6.120.0100.05721.12
5.6.110.0100.03321.11
5.6.100.0130.07721.10
5.6.90.0070.07720.99
5.6.80.0170.05720.41
5.6.70.4000.04020.39
5.5.350.0270.07320.43
5.5.340.0070.08017.99
5.5.330.0030.07320.06
5.5.320.3300.04020.29
5.5.310.0270.08020.20
5.5.300.0070.04717.98
5.5.290.0100.08317.87
5.5.280.0030.04020.86
5.5.270.0130.07320.85
5.5.260.0100.08720.72
5.5.250.0070.07020.61
5.5.240.0230.07320.25
5.4.450.0230.04719.24
5.4.440.0170.04319.42
5.4.430.0470.04719.10
5.4.420.0300.03719.25
5.4.410.0370.03719.29
5.4.400.0430.03718.82
5.4.390.0830.04719.05
5.4.380.0130.05318.59
5.4.370.0070.06718.65
5.4.360.0170.04718.50
5.4.350.0200.05018.70
5.4.340.0100.06018.72
5.4.320.0060.04212.45
5.4.310.0100.04112.46
5.4.300.0060.04412.46
5.4.290.0090.05212.45
5.4.280.0060.03512.35
5.4.270.0060.04212.35
5.4.260.0060.04112.35
5.4.250.0090.04712.35
5.4.240.0080.04712.35
5.4.230.0090.04512.34
5.4.220.0110.04812.34
5.4.210.0120.04112.34
5.4.200.0050.06112.34
5.4.190.0090.03812.34
5.4.180.0060.04112.34
5.4.170.0050.04112.35
5.4.160.0040.04512.35
5.4.150.0040.04012.34
5.4.140.0050.03912.03
5.4.130.0050.06112.01
5.4.120.0070.03911.97
5.4.110.0100.04111.97
5.4.100.0060.03611.96
5.4.90.0100.03611.96
5.4.80.0050.03911.96
5.4.70.0060.03711.96
5.4.60.0070.03411.96
5.4.50.0030.03911.96
5.4.40.0110.04711.95
5.4.30.0080.04611.95
5.4.20.0040.04211.95
5.4.10.0070.03311.94
5.4.00.0090.03811.44
5.3.290.0040.05312.80
5.3.280.0050.04012.71
5.3.270.0050.04812.72
5.3.260.0060.04112.72
5.3.250.0080.03512.72
5.3.240.0020.04212.72
5.3.230.0150.04912.71
5.3.220.0110.04812.68
5.3.210.0050.04112.68
5.3.200.0050.03812.68
5.3.190.0090.03512.68
5.3.180.0070.03612.67
5.3.170.0060.04012.67
5.3.160.0100.04312.67
5.3.150.0120.03812.67
5.3.140.0070.04212.66
5.3.130.0120.03712.66
5.3.120.0070.03912.66
5.3.110.0050.03912.65
5.3.100.0050.03712.12
5.3.90.0080.03612.08
5.3.80.0080.03812.07
5.3.70.0080.04112.07
5.3.60.0110.03312.07
5.3.50.0100.03712.00
5.3.40.0120.04512.00
5.3.30.0060.03811.95
5.3.20.0070.04011.73
5.3.10.0070.03411.70
5.3.00.0090.03311.69
5.2.170.0030.0329.18
5.2.160.0050.0299.19
5.2.150.0030.0329.19
5.2.140.0080.0289.18
5.2.130.0080.0269.15
5.2.120.0100.0249.14
5.2.110.0040.0319.15
5.2.100.0040.0339.15
5.2.90.0040.0329.15
5.2.80.0050.0379.14
5.2.70.0070.0289.14
5.2.60.0040.0329.10
5.2.50.0090.0379.07
5.2.40.0080.0309.05
5.2.30.0060.0409.03
5.2.20.0070.0379.02
5.2.10.0080.0398.94
5.2.00.0070.0398.79
5.1.60.0090.0298.08
5.1.50.0070.0308.08
5.1.40.0140.0528.05
5.1.30.0070.0378.41
5.1.20.0070.0598.43
5.1.10.0080.0338.16
5.1.00.0050.0378.16
5.0.50.0050.0286.63
5.0.40.0070.0256.49
5.0.30.0060.0386.30
5.0.20.0050.0246.27
5.0.10.0040.0256.25
5.0.00.0060.0326.24
4.4.90.0050.0184.78
4.4.80.0040.0184.75
4.4.70.0030.0214.76
4.4.60.0030.0184.75
4.4.50.0040.0184.77
4.4.40.0070.0314.71
4.4.30.0050.0234.75
4.4.20.0050.0224.85
4.4.10.0060.0234.85
4.4.00.0030.0294.76
4.3.110.0050.0184.67
4.3.100.0020.0194.66
4.3.90.0030.0294.64
4.3.80.0030.0274.58
4.3.70.0030.0154.63
4.3.60.0010.0224.63
4.3.50.0030.0154.62
4.3.40.0030.0234.54
4.3.30.0020.0163.29
4.3.20.0030.0153.25
4.3.10.0010.0173.21
4.3.00.0000.02015.91

preferences:
37.52 ms | 401 KiB | 5 Q