3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '#heavy / machine gun #test';preg_match('\b#\w\w+', $string, $matches); print_r($matches);

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)
8.3.40.0090.00618.54
8.3.30.0130.00318.98
8.3.20.0070.00020.09
8.3.10.0090.00023.56
8.3.00.0040.00417.50
8.2.170.0170.00322.96
8.2.160.0040.01120.47
8.2.150.0050.00224.18
8.2.140.0000.00824.66
8.2.130.0110.00026.16
8.2.120.0040.00420.96
8.2.110.0000.00921.12
8.2.100.0110.00017.72
8.2.90.0030.00719.23
8.2.80.0030.00517.97
8.2.70.0040.00417.36
8.2.60.0050.00517.78
8.2.50.0060.00318.07
8.2.40.0060.00318.22
8.2.30.0070.00018.10
8.2.20.0040.00417.61
8.2.10.0080.00017.99
8.2.00.0000.00817.54
8.1.270.0050.00323.72
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0110.00020.64
8.1.230.0040.00720.91
8.1.220.0030.00517.74
8.1.210.0000.00818.81
8.1.200.0100.00017.23
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0000.01018.61
8.1.160.0040.00421.97
8.1.150.0000.00718.81
8.1.140.0000.00717.38
8.1.130.0000.00717.73
8.1.120.0000.00717.29
8.1.110.0000.00717.33
8.1.100.0030.00517.40
8.1.90.0000.00717.42
8.1.80.0070.00017.40
8.1.70.0000.00717.19
8.1.60.0080.00017.58
8.1.50.0040.00417.30
8.1.40.0050.00317.46
8.1.30.0040.00417.47
8.1.20.0040.00417.50
8.1.10.0000.00717.36
8.1.00.0030.00617.45
8.0.300.0000.00719.92
8.0.290.0000.00716.75
8.0.280.0000.00718.37
8.0.270.0030.00317.09
8.0.260.0060.00018.33
8.0.250.0030.00316.95
8.0.240.0050.00216.84
8.0.230.0000.00816.79
8.0.220.0070.00016.84
8.0.210.0000.00716.92
8.0.200.0060.00016.92
8.0.190.0000.00916.97
8.0.180.0030.00516.77
8.0.170.0050.00316.89
8.0.160.0070.00016.90
8.0.150.0030.00516.73
8.0.140.0000.00716.73
8.0.130.0000.00513.27
8.0.120.0040.00416.87
8.0.110.0070.00016.87
8.0.100.0040.00416.89
8.0.90.0050.00316.83
8.0.80.0120.01216.79
8.0.70.0000.00716.72
8.0.60.0090.00016.75
8.0.50.0000.00716.89
8.0.30.0160.00316.95
8.0.20.0130.00617.40
8.0.10.0040.00417.02
8.0.00.0090.01116.65
7.4.330.0060.00015.00
7.4.320.0060.00016.39
7.4.300.0070.00016.53
7.4.290.0040.00416.42
7.4.280.0000.00716.54
7.4.270.0040.00416.44
7.4.260.0000.00816.54
7.4.250.0040.00416.48
7.4.240.0000.00716.45
7.4.230.0000.00716.43
7.4.220.0080.01116.49
7.4.210.0100.00716.52
7.4.200.0040.00416.51
7.4.160.0090.00916.29
7.4.150.0030.01417.40
7.4.140.0100.00717.86
7.4.130.0050.01516.52
7.4.120.0080.00816.37
7.4.110.0000.01716.51
7.4.100.0080.00816.43
7.4.90.0100.00616.26
7.4.80.0210.00019.39
7.4.70.0120.00416.45
7.4.60.0130.00316.48
7.4.50.0000.00916.37
7.4.40.0150.00616.56
7.4.30.0130.00316.60
7.4.00.0070.00714.63
7.3.330.0070.00013.17
7.3.320.0020.00213.13
7.3.310.0030.00316.25
7.3.300.0000.00715.97
7.3.290.0130.00716.19
7.3.280.0090.00816.18
7.3.270.0070.01117.40
7.3.260.0030.01416.18
7.3.250.0110.01116.20
7.3.240.0130.00616.15
7.3.230.0070.01716.39
7.3.210.0080.00816.44
7.3.200.0060.01019.39
7.3.190.0150.00616.34
7.3.180.0060.01216.12
7.3.170.0070.01016.42
7.3.160.0000.01516.36
7.3.120.0060.00914.83
7.3.110.0130.00014.65
7.3.100.0030.00614.77
7.3.90.0030.00614.62
7.3.80.0060.01014.68
7.3.70.0000.01414.70
7.3.60.0040.00714.65
7.3.50.0100.00314.75
7.3.40.0000.01014.61
7.3.30.0100.00314.79
7.3.20.0030.00716.29
7.3.10.0000.01116.37
7.3.00.0120.00316.44
7.2.330.0030.01316.51
7.2.320.0030.01616.24
7.2.310.0030.01416.48
7.2.300.0110.00616.37
7.2.290.0120.00616.49
7.2.240.0130.00014.75
7.2.230.0030.01014.82
7.2.220.0060.00814.97
7.2.210.0120.00314.50
7.2.200.0070.00714.55
7.2.190.0140.00014.64
7.2.180.0000.01214.85
7.2.170.0140.00014.91
7.2.160.0040.00914.68
7.2.150.0070.00716.57
7.2.140.0080.00816.51
7.2.130.0060.00616.75
7.2.120.0040.00816.72
7.2.110.0030.01016.60
7.2.100.0000.01416.77
7.2.90.0070.00716.61
7.2.80.0040.00716.94
7.2.70.0060.00916.62
7.2.60.0080.00316.70
7.2.50.0070.00716.57
7.2.40.0090.00616.62
7.2.30.0120.00016.76
7.2.20.0110.00416.71
7.2.10.0120.00316.63
7.2.00.0060.00616.65
7.1.330.0000.01715.70
7.1.320.0090.00615.66
7.1.310.0090.00615.80
7.1.300.0000.01015.89
7.1.290.0100.00615.62
7.1.280.0090.00315.73
7.1.270.0070.00715.76
7.1.260.0000.01415.68
7.1.250.0090.00615.67
7.1.200.0120.00015.66
7.1.70.0000.00717.16
7.1.60.0030.00716.86
7.1.50.0030.00716.92
7.1.00.0100.07022.37
7.0.200.0060.00616.80
7.0.140.0070.07021.95
7.0.60.0100.08320.03
7.0.50.0130.07317.66
7.0.40.0030.04720.07
7.0.30.0300.08320.18
7.0.20.0230.04320.33
7.0.10.0100.08320.20
7.0.00.0030.08320.10
5.6.280.0070.06721.09
5.6.210.0070.08020.62
5.6.200.0130.08018.20
5.6.190.0070.07720.35
5.6.180.0030.04720.45
5.6.170.0230.06020.63
5.6.160.0100.05720.41
5.6.150.0030.06718.16
5.6.140.0030.03718.11
5.6.130.0030.08318.15
5.6.120.0030.07321.00
5.6.110.0030.09321.03
5.6.100.0100.07721.07
5.6.90.0270.06721.12
5.6.80.0100.08020.35
5.6.70.0030.08320.38
5.5.350.0270.07720.30
5.5.340.0000.08317.92
5.5.330.0070.08320.12
5.5.320.3070.04320.13
5.5.310.0130.04020.18
5.5.300.0000.08317.88
5.5.290.0000.04317.88
5.5.280.0230.07020.87
5.5.270.0070.04320.87
5.5.260.0070.08320.75
5.5.250.0030.05320.46
5.5.240.0270.06020.03
5.4.450.0630.04719.38
5.4.440.0470.06319.41
5.4.430.0270.05319.42
5.4.420.0400.04019.57
5.4.410.0200.04719.43
5.4.400.0170.04319.16
5.4.390.0230.04319.08
5.4.380.0170.05018.57
5.4.370.0170.05018.57
5.4.360.0100.05718.48
5.4.350.0030.06318.69
5.4.340.0030.06018.56
5.4.320.0090.04112.45
5.4.310.0070.03812.45
5.4.300.0040.03812.45
5.4.290.0040.04012.45
5.4.280.0060.03512.35
5.4.270.0060.03612.34
5.4.260.0040.03912.34
5.4.250.0050.03812.34
5.4.240.0050.03712.35
5.4.230.0070.03812.34
5.4.220.0070.03412.34
5.4.210.0060.03612.34
5.4.200.0080.03512.34
5.4.190.0050.03712.34
5.4.180.0060.03612.33
5.4.170.0060.03612.35
5.4.160.0050.03712.34
5.4.150.0060.03612.34
5.4.140.0050.03812.02
5.4.130.0050.03612.01
5.4.120.0050.03611.97
5.4.110.0060.03611.96
5.4.100.0040.03711.96
5.4.90.0070.03811.96
5.4.80.0070.03611.96
5.4.70.0080.03411.96
5.4.60.0050.03611.96
5.4.50.0040.03711.96
5.4.40.0060.03511.95
5.4.30.0060.03611.95
5.4.20.0040.03711.95
5.4.10.0030.03611.95
5.4.00.0040.03711.43
5.3.290.0080.03612.80
5.3.280.0050.03712.70
5.3.270.0040.04112.72
5.3.260.0070.03912.72
5.3.250.0040.03812.72
5.3.240.0080.03512.72
5.3.230.0060.03712.71
5.3.220.0070.03812.68
5.3.210.0050.04112.68
5.3.200.0090.03312.68
5.3.190.0050.03912.68
5.3.180.0090.03712.68
5.3.170.0050.03912.67
5.3.160.0040.03812.68
5.3.150.0050.03812.67
5.3.140.0030.03912.66
5.3.130.0070.03812.66
5.3.120.0060.03912.66
5.3.110.0080.03812.66
5.3.100.0110.03212.12
5.3.90.0080.03412.08
5.3.80.0040.03712.07
5.3.70.0090.03512.07
5.3.60.0130.05212.06
5.3.50.0170.06212.00
5.3.40.0080.05212.00
5.3.30.0120.07911.94
5.3.20.0070.06311.72
5.3.10.0070.06411.69
5.3.00.0070.04311.67
5.2.170.0040.0449.18
5.2.160.0080.0619.18
5.2.150.0080.0449.18
5.2.140.0070.0409.17
5.2.130.0080.0389.13
5.2.120.0070.0389.13
5.2.110.0080.0389.14
5.2.100.0060.0319.14
5.2.90.0060.0409.13
5.2.80.0080.0399.13
5.2.70.0130.0349.13
5.2.60.0070.0409.08
5.2.50.0060.0389.05
5.2.40.0030.0419.03
5.2.30.0120.0339.00
5.2.20.0040.0399.00
5.2.10.0050.0388.91
5.2.00.0050.0358.77
5.1.60.0080.0308.06
5.1.50.0080.0358.06
5.1.40.0060.0328.04
5.1.30.0060.0358.39
5.1.20.0050.0368.41
5.1.10.0070.0328.14
5.1.00.0080.0278.13
5.0.50.0050.0226.62
5.0.40.0040.0216.47
5.0.30.0040.0346.29
5.0.20.0070.0336.26
5.0.10.0040.0246.23
5.0.00.0070.0346.23
4.4.90.0020.0164.78
4.4.80.0040.0174.75
4.4.70.0040.0374.75
4.4.60.0060.0264.75
4.4.50.0030.0224.77
4.4.40.0040.0294.71
4.4.30.0090.0224.76
4.4.20.0050.0324.85
4.4.10.0090.0304.85
4.4.00.0020.0274.75
4.3.110.0030.0174.67
4.3.100.0050.0144.66
4.3.90.0090.0414.63
4.3.80.0070.0264.58
4.3.70.0040.0164.63
4.3.60.0030.0154.63
4.3.50.0020.0184.63
4.3.40.0070.0254.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0173.22
4.3.00.0030.01715.96

preferences:
40.04 ms | 400 KiB | 5 Q