3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '  love@outerbanks.org  '; preg_match('/^\x{c2a0}*(.*?)\x{c2a0}*$/u', $string, $out); var_dump($out);

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)
8.3.70.0100.01016.88
8.3.60.0140.00316.50
8.3.50.0170.00022.99
8.3.40.0000.01418.67
8.3.30.0100.00318.79
8.3.20.0070.00020.33
8.3.10.0040.00421.90
8.3.00.0000.00817.50
8.2.180.0130.00616.38
8.2.170.0110.01122.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00421.28
8.2.110.0100.01021.38
8.2.100.0090.00317.81
8.2.90.0000.00817.97
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00617.91
8.2.50.0050.00318.07
8.2.40.0070.00018.03
8.2.30.0040.00417.91
8.2.20.0080.00017.77
8.2.10.0000.00718.02
8.2.00.0000.00817.70
8.1.280.0060.00925.92
8.1.270.0110.00724.02
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00322.61
8.1.230.0080.00421.03
8.1.220.0000.00817.79
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0080.00017.35
8.1.180.0080.00018.10
8.1.170.0040.00418.72
8.1.160.0000.00721.93
8.1.150.0040.00418.75
8.1.140.0040.00417.41
8.1.130.0040.00417.86
8.1.120.0000.00717.52
8.1.110.0060.00317.61
8.1.100.0000.00717.45
8.1.90.0070.00017.55
8.1.80.0020.00517.54
8.1.70.0050.00317.55
8.1.60.0030.00517.55
8.1.50.0030.00617.49
8.1.40.0000.00717.50
8.1.30.0060.00317.67
8.1.20.0000.00817.64
8.1.10.0030.00617.61
8.1.00.0050.00217.61
8.0.300.0000.00720.02
8.0.290.0000.00716.88
8.0.280.0000.00718.29
8.0.270.0000.00717.25
8.0.260.0000.00717.24
8.0.250.0000.00717.04
8.0.240.0040.00417.05
8.0.230.0030.00617.08
8.0.220.0040.00417.02
8.0.210.0030.00317.10
8.0.200.0060.00017.13
8.0.190.0080.00016.92
8.0.180.0040.00416.95
8.0.170.0040.00417.05
8.0.160.0040.00416.94
8.0.150.0110.00017.03
8.0.140.0030.00517.02
8.0.130.0000.00613.41
8.0.120.0040.00416.91
8.0.110.0060.00316.96
8.0.100.0040.00417.09
8.0.90.0000.00716.92
8.0.80.0060.01216.91
8.0.70.0000.00717.16
8.0.60.0000.00817.09
8.0.50.0040.00416.91
8.0.30.0140.00517.13
8.0.20.0140.00917.40
8.0.10.0000.00717.14
8.0.00.0110.00716.76
7.4.330.0060.00015.00
7.4.320.0060.00016.70
7.4.300.0000.00616.71
7.4.290.0040.00416.54
7.4.280.0040.00416.63
7.4.270.0030.00316.67
7.4.260.0070.00016.59
7.4.250.0000.00716.59
7.4.240.0020.00616.61
7.4.230.0000.00716.79
7.4.220.0120.00916.88
7.4.210.0100.00716.79
7.4.200.0070.00016.63
7.4.160.0090.00616.63
7.4.150.0030.01617.40
7.4.140.0080.00917.86
7.4.130.0070.01016.72
7.4.120.0100.00716.49
7.4.110.0070.01016.43
7.4.100.0090.00916.75
7.4.90.0110.00716.55
7.4.80.0120.00919.39
7.4.70.0090.01116.65
7.4.60.0100.00716.56
7.4.50.0000.00716.64
7.4.40.0100.00616.72
7.4.30.0060.01016.50
7.4.00.0070.01015.11
7.3.330.0030.00313.27
7.3.320.0000.00613.07
7.3.310.0030.00316.20
7.3.300.0000.00816.35
7.3.290.0070.00716.38
7.3.280.0110.00816.35
7.3.270.0090.01217.40
7.3.260.0090.01316.43
7.3.250.0090.00816.46
7.3.240.0060.01016.26
7.3.230.0070.01016.44
7.3.210.0120.00916.32
7.3.200.0060.01619.39
7.3.190.0140.00816.31
7.3.180.0120.00916.34
7.3.170.0040.01416.55
7.3.160.0080.00816.32
7.3.120.0070.01015.13
7.3.110.0050.00815.05
7.3.100.0090.00615.08
7.3.90.0090.00914.86
7.3.80.0030.01014.88
7.3.70.0030.01014.79
7.3.60.0030.01014.81
7.3.50.0080.00814.68
7.3.40.0030.00714.71
7.3.30.0060.00614.90
7.3.20.0080.00416.78
7.3.10.0110.00516.54
7.3.00.0100.00716.66
7.2.330.0000.01816.68
7.2.320.0040.01216.58
7.2.310.0120.00916.53
7.2.300.0030.01416.66
7.2.290.0060.00916.46
7.2.250.0140.00714.82
7.2.240.0030.01715.00
7.2.230.0030.01215.04
7.2.220.0050.00415.00
7.2.210.0090.00614.73
7.2.200.0030.01014.83
7.2.190.0070.00715.12
7.2.180.0000.01014.75
7.2.170.0070.00714.84
7.2.130.0150.00616.67
7.2.120.0110.00816.56
7.2.110.0160.00416.36
7.2.100.0070.01016.68
7.2.90.0130.00816.23
7.2.80.0190.00316.45
7.2.70.0200.00516.37
7.2.60.0090.01616.79
7.2.50.0140.00716.61
7.2.40.0180.00816.50
7.2.30.0050.01616.43
7.2.20.0120.01616.55
7.2.10.0090.01016.43
7.2.00.0080.00816.88
7.1.330.0040.01116.10
7.1.320.0040.00815.81
7.1.310.0040.00715.93
7.1.300.0060.00616.02
7.1.290.0110.00015.90
7.1.280.0040.01115.97
7.1.270.0030.00615.76
7.1.260.0060.00915.95
7.1.250.0130.00615.52
7.1.70.0040.00417.07
7.1.60.0140.01019.40
7.1.50.0070.01316.75
7.1.00.0070.07322.52
7.0.200.0000.00716.84
7.0.140.0070.07022.02
7.0.60.0170.05720.03
7.0.50.0130.07317.82
7.0.40.0070.05319.87
7.0.30.0300.04020.14
7.0.20.0230.04020.10
7.0.10.0030.09020.03
7.0.00.0130.07320.05
5.6.280.0030.07321.14
5.6.210.0170.07020.45
5.6.200.0070.08018.13
5.6.190.0100.08020.42
5.6.180.3570.04720.56
5.6.170.0300.06020.38
5.6.160.0100.05020.48
5.6.150.0030.08318.20
5.6.140.0070.08018.18
5.6.130.0100.07318.21
5.6.120.0100.03721.02
5.6.110.0100.07720.95
5.6.100.0070.08720.85
5.6.90.0070.06021.12
5.6.80.0200.07320.43
5.6.70.4370.04020.32
5.5.350.0200.04720.41
5.5.340.0000.04317.93
5.5.330.0070.08320.19
5.5.320.3530.04320.21
5.5.310.0270.08020.14
5.5.300.0030.04018.02
5.5.290.0100.04717.95
5.5.280.0030.08020.73
5.5.270.0030.08320.78
5.5.260.0070.07320.86
5.5.250.0130.08020.54
5.5.240.0200.06320.20
5.4.450.0300.05319.53
5.4.440.0530.04019.43
5.4.430.0400.04319.21
5.4.420.0170.03719.41
5.4.410.0200.03719.11
5.4.400.0170.03319.15
5.4.390.0200.05318.80
5.4.380.0730.06018.56
5.4.370.1130.07318.48
5.4.360.1000.05718.62
5.4.350.0970.06018.60
5.4.340.0870.05718.60
5.4.320.0060.03712.45
5.4.310.0140.04212.45
5.4.300.0060.04012.45
5.4.290.0050.05412.45
5.4.280.0090.03612.34
5.4.270.0120.06112.34
5.4.260.0080.04512.34
5.4.250.0060.04112.34
5.4.240.0100.03512.35
5.4.230.0070.03912.34
5.4.220.0040.04012.34
5.4.210.0080.05112.34
5.4.200.0060.05412.34
5.4.190.0100.03512.33
5.4.180.0100.04912.33
5.4.170.0070.03912.35
5.4.160.0050.03712.34
5.4.150.0110.03812.34
5.4.140.0060.03712.02
5.4.130.0080.03512.01
5.4.120.0060.03511.97
5.4.110.0050.03811.96
5.4.100.0070.03511.96
5.4.90.0110.03611.96
5.4.80.0070.03611.96
5.4.70.0070.04211.96
5.4.60.0110.04711.96
5.4.50.0100.04211.96
5.4.40.0110.04911.95
5.4.30.0100.04311.95
5.4.20.0110.04911.95
5.4.10.0150.05011.95
5.4.00.0070.05011.44
5.3.290.0080.04112.80
5.3.280.0090.05112.70
5.3.270.0100.04112.72
5.3.260.0060.04012.72
5.3.250.0030.04112.72
5.3.240.0030.04412.72
5.3.230.0100.03512.71
5.3.220.0070.03912.68
5.3.210.0070.03812.68
5.3.200.0050.03812.68
5.3.190.0030.04112.68
5.3.180.0100.04612.67
5.3.170.0050.05012.67
5.3.160.0100.03312.67
5.3.150.0080.03912.67
5.3.140.0070.03812.66
5.3.130.0090.04312.66
5.3.120.0090.03912.66
5.3.110.0050.04312.66
5.3.100.0060.04012.12
5.3.90.0080.03512.09
5.3.80.0110.04712.08
5.3.70.0130.04812.08
5.3.60.0050.04012.06
5.3.50.0070.03812.00
5.3.40.0110.05512.00
5.3.30.0100.05411.95
5.3.20.0070.05511.73
5.3.10.0090.05711.70
5.3.00.0110.05311.69
5.2.170.0080.0419.19
5.2.160.0040.0319.19
5.2.150.0050.0339.19
5.2.140.0060.0449.19
5.2.130.0040.0509.14
5.2.120.0060.0549.15
5.2.110.0070.0359.15
5.2.100.0050.0369.15
5.2.90.0090.0339.14
5.2.80.0050.0409.14
5.2.70.0020.0349.14
5.2.60.0080.0299.09
5.2.50.0070.0299.06
5.2.40.0050.0369.05
5.2.30.0060.0329.02
5.2.20.0050.0319.02
5.2.10.0080.0278.92
5.2.00.0100.0488.77
5.1.60.0050.0348.06
5.1.50.0050.0418.05
5.1.40.0060.0288.04
5.1.30.0050.0338.39
5.1.20.0080.0288.41
5.1.10.0070.0258.13
5.1.00.0050.0288.14
5.0.50.0040.0236.62
5.0.40.0040.0306.47
5.0.30.0040.0406.28
5.0.20.0050.0226.25
5.0.10.0050.0246.23
5.0.00.0040.0326.22
4.4.90.0020.0184.78
4.4.80.0040.0154.75
4.4.70.0030.0174.75
4.4.60.0020.0174.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0040.0164.75
4.4.20.0060.0144.84
4.4.10.0050.0144.85
4.4.00.0030.0264.76
4.3.110.0040.0174.67
4.3.100.0020.0214.66
4.3.90.0030.0204.63
4.3.80.0080.0244.58
4.3.70.0030.0194.63
4.3.60.0040.0224.63
4.3.50.0020.0234.63
4.3.40.0110.0544.54
4.3.30.0130.0513.28
4.3.20.0040.0243.25
4.3.10.0030.0203.22
4.3.00.0030.01715.91

preferences:
40.66 ms | 401 KiB | 5 Q