3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match_all('/#(([^#\s]+\s)|([^#\s]+\b))/', '#中文 tag 1 #tag3', $r)); var_dump($r);

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)
8.3.40.0110.00418.79
8.3.30.0150.00018.77
8.3.20.0070.00020.25
8.3.10.0040.00423.66
8.3.00.0050.00317.68
8.2.170.0120.00322.96
8.2.160.0030.01020.27
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0180.00021.04
8.2.110.0060.00322.20
8.2.100.0040.00717.78
8.2.90.0040.00418.95
8.2.80.0030.00617.97
8.2.70.0090.00017.63
8.2.60.0030.00517.80
8.2.50.0060.00318.07
8.2.40.0000.00718.09
8.2.30.0040.00418.05
8.2.20.0000.00817.64
8.2.10.0050.00218.00
8.2.00.0030.00617.60
8.1.270.0000.00923.92
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0030.00918.94
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.38
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00818.65
8.1.160.0040.00421.93
8.1.150.0030.00618.64
8.1.140.0070.00017.47
8.1.130.0030.00317.79
8.1.120.0000.00717.56
8.1.110.0030.00517.53
8.1.100.0000.00717.34
8.1.90.0030.00517.49
8.1.80.0030.00617.48
8.1.70.0070.00017.46
8.1.60.0050.00317.49
8.1.50.0080.00017.46
8.1.40.0000.00817.56
8.1.30.0050.00317.63
8.1.20.0040.00417.57
8.1.10.0050.00217.48
8.1.00.0040.00417.45
8.0.300.0030.00618.77
8.0.290.0030.00616.75
8.0.280.0040.00418.23
8.0.270.0070.00017.14
8.0.260.0040.00417.14
8.0.250.0070.00017.00
8.0.240.0000.00816.98
8.0.230.0070.00016.90
8.0.220.0000.00816.79
8.0.210.0000.00716.93
8.0.200.0000.00616.93
8.0.190.0070.00016.84
8.0.180.0040.00416.92
8.0.170.0000.00716.84
8.0.160.0070.00016.91
8.0.150.0000.00916.76
8.0.140.0040.00416.93
8.0.130.0000.00513.37
8.0.120.0040.00416.78
8.0.110.0020.00516.88
8.0.100.0040.00416.88
8.0.90.0040.00416.95
8.0.80.0140.00716.88
8.0.70.0000.00716.98
8.0.60.0000.00816.90
8.0.50.0000.00716.97
8.0.30.0090.01417.23
8.0.20.0060.01317.40
8.0.10.0030.00517.05
8.0.00.0110.00716.79
7.4.330.0050.00015.00
7.4.320.0060.00016.58
7.4.300.0060.00016.59
7.4.290.0030.00416.60
7.4.280.0000.00716.67
7.4.270.0000.00716.59
7.4.260.0030.00316.57
7.4.250.0000.00716.57
7.4.240.0050.00216.65
7.4.230.0000.00716.79
7.4.220.0190.00616.70
7.4.210.0100.00716.75
7.4.200.0000.00716.57
7.4.160.0100.00716.71
7.4.150.0060.01317.40
7.4.140.0110.00517.86
7.4.130.0150.00316.62
7.4.120.0070.01116.57
7.4.110.0030.01616.73
7.4.100.0110.00816.47
7.4.90.0080.00916.83
7.4.80.0090.01219.39
7.4.70.0130.00616.45
7.4.60.0100.00716.62
7.4.50.0000.00816.34
7.4.40.0090.00916.63
7.4.30.0060.01216.41
7.4.00.0030.01415.07
7.3.330.0050.00013.09
7.3.320.0050.00013.14
7.3.310.0050.00216.30
7.3.300.0020.00516.32
7.3.290.0070.01016.34
7.3.280.0110.00816.32
7.3.270.0150.00617.40
7.3.260.0090.00916.29
7.3.250.0100.00816.33
7.3.240.0100.00616.47
7.3.230.0130.00616.39
7.3.210.0170.02016.63
7.3.200.0130.01019.39
7.3.190.0140.00516.46
7.3.180.0090.00816.32
7.3.170.0170.00016.47
7.3.160.0100.00616.48
7.3.120.0060.00915.03
7.2.330.0160.00716.39
7.2.320.0210.00516.55
7.2.310.0090.01316.53
7.2.300.0120.00616.57
7.2.290.0130.00316.68
7.2.00.0030.01219.38
7.1.100.0000.01117.95
7.1.70.0040.00417.10
7.1.60.0130.01319.70
7.1.50.0100.01616.94
7.1.00.0030.07722.47
7.0.200.0000.01516.91
7.0.140.0030.07322.04
7.0.60.0000.04719.93
7.0.50.0100.07317.92
7.0.40.0000.06320.00
7.0.30.0230.05020.06
7.0.20.0270.05320.14
7.0.10.0070.07020.17
7.0.00.0130.06320.10
5.6.280.0000.07721.06
5.6.210.0130.07320.75
5.6.200.0100.05718.18
5.6.190.0070.09020.27
5.6.180.0300.04320.33
5.6.170.0300.08720.37
5.6.160.0100.09020.49
5.6.150.0130.07018.12
5.6.140.0070.08318.22
5.6.130.0100.07018.16
5.6.120.0030.07020.98
5.6.110.0100.04021.10
5.6.100.0130.07721.13
5.6.90.0000.07721.01
5.6.80.0070.03720.43
5.5.350.0100.05020.48
5.5.340.0070.05318.02
5.5.330.0000.05020.37
5.5.320.0330.07320.16
5.5.310.0300.05020.16
5.5.300.0070.07717.97
5.5.290.0070.08317.88
5.5.280.0100.08320.89
5.5.270.0070.08720.85
5.5.260.0130.07020.79
5.5.250.0070.03720.58
5.5.240.0070.05320.28
5.4.450.0630.06719.52
5.4.440.0600.07719.60
5.4.430.0070.06019.68
5.4.420.0100.05719.33
5.4.410.0070.05318.80
5.4.400.0070.05718.45
5.4.390.0130.05018.49
5.4.380.0100.05018.50
5.4.370.0100.03718.68
5.4.360.0070.03718.56
5.4.350.0090.03211.97
5.4.340.0100.03611.96
5.4.320.0090.03512.45
5.4.310.0030.04612.45
5.4.300.0100.03212.45
5.4.290.0060.03912.45
5.4.280.0060.03512.35
5.4.270.0070.04512.34
5.4.260.0070.03712.34
5.4.250.0040.03912.35
5.4.240.0060.03712.34
5.4.230.0070.03712.34
5.4.220.0060.03912.34
5.4.210.0110.03012.34
5.4.200.0070.03712.34
5.4.190.0030.03812.33
5.4.180.0050.03812.33
5.4.170.0040.04112.34
5.4.160.0070.04312.34
5.4.150.0050.03812.34
5.4.140.0090.04012.02
5.4.130.0080.03312.01
5.4.120.0070.03511.96
5.4.110.0070.03411.96
5.4.100.0060.03511.96
5.4.90.0060.03711.96
5.4.80.0070.03811.96
5.4.70.0090.03211.96
5.4.60.0090.03211.96
5.4.50.0130.03611.96
5.4.40.0030.04111.95
5.4.30.0020.04111.95
5.4.20.0050.04411.95
5.4.10.0080.03711.95
5.4.00.0050.03711.43
5.3.290.0070.04112.80
5.3.280.0050.04012.71
5.3.270.0080.05212.72
5.3.260.0060.04312.72
5.3.250.0080.04412.72
5.3.240.0050.03912.72
5.3.230.0060.03912.71
5.3.220.0050.03912.68
5.3.210.0070.04312.68
5.3.200.0030.03912.68
5.3.190.0120.03612.68
5.3.180.0050.04012.67
5.3.170.0100.03612.67
5.3.160.0090.03612.68
5.3.150.0110.03512.67
5.3.140.0040.04012.66
5.3.130.0080.03712.66
5.3.120.0070.04712.66
5.3.110.0070.04112.66
5.3.100.0050.03912.12
5.3.90.0080.03912.08
5.3.80.0090.03412.07
5.3.70.0050.03712.08
5.3.60.0070.03512.06
5.3.50.0050.04312.00
5.3.40.0020.04012.00
5.3.30.0040.04411.96
5.3.20.0080.03311.73
5.3.10.0050.03511.71
5.3.00.0050.04711.68
5.2.170.0060.0369.19
5.2.160.0050.0329.19
5.2.150.0050.0379.19
5.2.140.0070.0369.18
5.2.130.0040.0309.14
5.2.120.0080.0349.15
5.2.110.0080.0329.15
5.2.100.0050.0309.15
5.2.90.0070.0289.15
5.2.80.0050.0309.15
5.2.70.0030.0329.15
5.2.60.0070.0289.10
5.2.50.0060.0319.06
5.2.40.0050.0359.04
5.2.30.0060.0389.02
5.2.20.0020.0319.02
5.2.10.0070.0308.92
5.2.00.0030.0308.78
5.1.60.0060.0258.06
5.1.50.0050.0278.06
5.1.40.0060.0238.04
5.1.30.0020.0278.39
5.1.20.0030.0288.41
5.1.10.0060.0248.14
5.1.00.0030.0268.14
5.0.50.0050.0196.62
5.0.40.0020.0216.47
5.0.30.0030.0326.29
5.0.20.0060.0206.26
5.0.10.0030.0206.23
5.0.00.0030.0386.23
4.4.90.0040.0154.78
4.4.80.0040.0144.76
4.4.70.0030.0154.76
4.4.60.0010.0254.76
4.4.50.0030.0204.77
4.4.40.0030.0244.70
4.4.30.0050.0214.75
4.4.20.0010.0184.85
4.4.10.0040.0154.84
4.4.00.0050.0234.76
4.3.110.0050.0134.67
4.3.100.0040.0134.67
4.3.90.0060.0184.64
4.3.80.0020.0284.58
4.3.70.0020.0184.63
4.3.60.0040.0144.63
4.3.50.0030.0164.63
4.3.40.0050.0284.54
4.3.30.0010.0183.29
4.3.20.0020.0163.26
4.3.10.0020.0163.21
4.3.00.0170.0137.14

preferences:
55.89 ms | 400 KiB | 5 Q