3v4l.org

run code in 300+ PHP versions simultaneously
<?php $agent = 'Dotbot'; if ($agent=='' || preg_match('#(MEGAUPLOAD|Feedfetcher|YisouSpider|HTTrack|HTTPClient|SurveyBot|Anonymous|similarpages|webcollage|MJ12bot|WebCopier|Teleport|ISpider|Wget|Offline|WebSnake|Download|Ezooms|Exabot|Gigabot|DotBot|psbot)#i',$agent)) echo 1; else echo 0;

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)
8.3.70.0180.00318.55
8.3.60.0110.00418.43
8.3.50.0120.00721.28
8.3.40.0070.00719.02
8.3.30.0140.00319.09
8.3.20.0000.00720.30
8.3.10.0080.00021.89
8.3.00.0080.00019.51
8.2.190.0130.00318.54
8.2.180.0110.00417.00
8.2.170.0110.00422.96
8.2.160.0070.00720.27
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0020.00526.16
8.2.120.0030.00522.07
8.2.110.0000.00922.37
8.2.100.0120.00017.88
8.2.90.0080.00019.18
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0030.00518.03
8.2.50.0080.00418.07
8.2.40.0080.00020.07
8.2.30.0040.00418.03
8.2.20.0000.00717.77
8.2.10.0000.00718.09
8.2.00.0000.00717.91
8.1.280.0000.01425.92
8.1.270.0080.00023.67
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0110.00017.48
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0080.00017.48
8.1.180.0000.00818.10
8.1.170.0040.00418.77
8.1.160.0050.00222.02
8.1.150.0030.00519.04
8.1.140.0060.00317.67
8.1.130.0030.00517.91
8.1.120.0040.00417.65
8.1.110.0040.00417.63
8.1.100.0040.00417.60
8.1.90.0050.00317.50
8.1.80.0000.00817.52
8.1.70.0000.00717.50
8.1.60.0030.00517.65
8.1.50.0040.00417.66
8.1.40.0000.00817.55
8.1.30.0040.00417.86
8.1.20.0050.00317.66
8.1.10.0080.00017.52
8.1.00.0040.00417.49
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.48
8.0.270.0000.00717.28
8.0.260.0000.00617.23
8.0.250.0070.00017.10
8.0.240.0070.00017.06
8.0.230.0070.00017.11
8.0.220.0050.00216.93
8.0.210.0070.00017.00
8.0.200.0030.00317.12
8.0.190.0040.00417.10
8.0.180.0050.00217.07
8.0.170.0050.00317.09
8.0.160.0050.00217.03
8.0.150.0000.00716.97
8.0.140.0000.00716.99
8.0.130.0060.00013.48
8.0.120.0030.00516.91
8.0.110.0000.00716.98
8.0.100.0040.00417.01
8.0.90.0040.00416.88
8.0.80.0060.01017.08
8.0.70.0000.00817.10
8.0.60.0030.00317.00
8.0.50.0030.00517.10
8.0.30.0090.00917.32
8.0.20.0070.01217.41
8.0.10.0040.00417.29
8.0.00.0090.01117.16
7.4.330.0050.00015.07
7.4.320.0070.00016.71
7.4.300.0070.00016.73
7.4.290.0030.00516.65
7.4.280.0040.00416.63
7.4.270.0000.00716.82
7.4.260.0040.00416.83
7.4.250.0080.00016.68
7.4.240.0020.00516.74
7.4.230.0030.00316.72
7.4.220.0040.01416.72
7.4.210.0090.00616.85
7.4.200.0030.00316.63
7.4.160.0080.00816.72
7.4.150.0070.01017.40
7.4.140.0060.01417.86
7.4.130.0070.01016.91
7.4.120.0070.01316.82
7.4.110.0030.01316.84
7.4.100.0140.00616.62
7.4.90.0110.00816.49
7.4.80.0120.00619.39
7.4.70.0130.00416.63
7.4.60.0100.00716.75
7.4.50.0060.00316.57
7.4.40.0060.01216.81
7.4.30.0110.01116.84
7.4.00.0050.01015.09
7.3.330.0030.00313.18
7.3.320.0000.00613.18
7.3.310.0030.00316.16
7.3.300.0070.00016.39
7.3.290.0050.01016.37
7.3.280.0100.00516.40
7.3.270.0110.00517.40
7.3.260.0040.01316.55
7.3.250.0170.01416.71
7.3.240.0100.00716.65
7.3.230.0090.01416.41
7.3.210.0090.00616.70
7.3.200.0070.01019.39
7.3.190.0030.01316.39
7.3.180.0040.01416.41
7.3.170.0060.01016.60
7.3.160.0030.01316.75
7.3.120.0050.01015.10
7.3.110.0070.01014.76
7.3.100.0050.00915.16
7.3.90.0070.00215.02
7.3.80.0070.00714.88
7.3.70.0080.00514.93
7.3.60.0050.01014.98
7.3.50.0050.00914.91
7.3.40.0080.00514.90
7.3.30.0060.00715.03
7.3.20.0070.00916.70
7.3.10.0090.00616.91
7.3.00.0060.00816.84
7.2.330.0100.00716.77
7.2.320.0130.00416.83
7.2.310.0030.01816.81
7.2.300.0150.00516.71
7.2.290.0070.01016.70
7.2.250.0110.00815.13
7.2.240.0070.01215.27
7.2.230.0090.00615.15
7.2.220.0040.00715.13
7.2.210.0080.00915.16
7.2.200.0030.01115.17
7.2.190.0050.01015.16
7.2.180.0040.01215.14
7.2.170.0070.00915.25
7.2.60.0070.00717.00
7.2.00.0000.01219.65
7.1.330.0110.00515.80
7.1.320.0040.00916.05
7.1.310.0060.00816.11
7.1.300.0080.00815.88
7.1.290.0050.00915.82
7.1.280.0050.00816.04
7.1.270.0090.00715.90
7.1.260.0050.00715.73
7.1.200.0090.00316.03
7.1.100.0000.01218.30
7.1.70.0070.00317.34
7.1.60.0150.00919.11
7.1.50.0110.01117.20
7.1.00.0030.07722.39
7.0.200.0030.00617.02
7.0.140.0000.07721.99
7.0.60.0100.05020.01
7.0.50.0030.05717.92
7.0.40.0030.04720.23
7.0.30.0270.04320.36
7.0.20.0300.06320.04
7.0.10.0100.08320.33
7.0.00.0170.03320.36
5.6.280.0130.06320.89
5.6.210.0070.07320.54
5.6.200.0170.07318.10
5.6.190.0070.04020.41
5.6.180.0270.08020.46
5.6.170.0300.07020.42
5.6.160.0100.08720.54
5.6.150.0070.09018.17
5.6.140.0070.05318.21
5.6.130.0100.07718.21
5.6.120.0070.08721.11
5.6.110.0070.08320.96
5.6.100.0100.08321.07
5.6.90.0170.05021.02
5.6.80.0000.04320.34
5.6.70.4600.03320.43
5.5.350.0100.03320.46
5.5.340.0230.06017.89
5.5.330.0030.09020.06
5.5.320.0330.05320.27
5.5.310.0230.06720.30
5.5.300.0030.08317.89
5.5.290.0070.08017.92
5.5.280.0030.08720.88
5.5.270.0100.08320.79
5.5.260.0030.06020.66
5.5.250.0130.07720.50
5.5.240.0270.05320.03
5.4.450.0100.07019.25
5.4.440.0530.04719.27
5.4.430.0700.05319.63
5.4.420.0700.06719.48
5.4.410.0700.05319.36
5.4.400.0470.06019.09
5.4.390.0830.06019.11
5.4.380.0930.04319.22
5.4.370.0730.05318.77
5.4.360.0730.05718.91
5.4.350.1130.07018.98
5.4.340.0060.03511.97
5.4.320.0070.03512.45
5.4.310.0100.03412.45
5.4.300.0060.03612.45
5.4.290.0080.04412.45
5.4.280.0040.04312.34
5.4.270.0090.03312.34
5.4.260.0060.03912.35
5.4.250.0040.03912.34
5.4.240.0080.03412.34
5.4.230.0070.04012.34
5.4.220.0070.04212.34
5.4.210.0060.03512.34
5.4.200.0040.04212.34
5.4.190.0120.04312.33
5.4.180.0070.03412.33
5.4.170.0060.04012.34
5.4.160.0070.03712.34
5.4.150.0110.03512.34
5.4.140.0050.03712.02
5.4.130.0050.04112.01
5.4.120.0060.03411.96
5.4.110.0050.03511.96
5.4.100.0080.03511.96
5.4.90.0080.04011.96
5.4.80.0040.03711.96
5.4.70.0060.03311.96
5.4.60.0050.04111.96
5.4.50.0070.03411.96
5.4.40.0040.03611.95
5.4.30.0060.03611.95
5.4.20.0040.03611.94
5.4.10.0030.03711.94
5.4.00.0100.03011.43
5.3.290.0080.03612.80
5.3.280.0050.03812.71
5.3.270.0070.03812.72
5.3.260.0050.03912.72
5.3.250.0030.03912.72
5.3.240.0050.03712.72
5.3.230.0030.04012.71
5.3.220.0050.03712.68
5.3.210.0060.03912.68
5.3.200.0030.03812.68
5.3.190.0040.03812.68
5.3.180.0060.03612.67
5.3.170.0090.03312.67
5.3.160.0040.03812.67
5.3.150.0060.03612.67
5.3.140.0050.03712.66
5.3.130.0080.03612.66
5.3.120.0050.03912.66
5.3.110.0080.03612.65
5.3.100.0070.03512.12
5.3.90.0050.03712.09
5.3.80.0040.03812.08
5.3.70.0080.03712.07
5.3.60.0080.03312.06
5.3.50.0060.03612.00
5.3.40.0060.04112.00
5.3.30.0080.03511.95
5.3.20.0050.03611.73
5.3.10.0080.03111.71
5.3.00.0090.03411.69
5.2.170.0080.0279.19
5.2.160.0050.0299.19
5.2.150.0030.0369.19
5.2.140.0060.0359.19
5.2.130.0030.0319.14
5.2.120.0030.0309.15
5.2.110.0020.0329.15
5.2.100.0060.0269.15
5.2.90.0100.0309.16
5.2.80.0060.0289.14
5.2.70.0040.0369.14
5.2.60.0030.0309.10
5.2.50.0070.0369.07
5.2.40.0030.0319.05
5.2.30.0030.0319.02
5.2.20.0090.0309.01
5.2.10.0050.0278.93
5.2.00.0030.0298.79
5.1.60.0040.0238.07
5.1.50.0070.0298.07
5.1.40.0050.0298.05
5.1.30.0090.0278.41
5.1.20.0060.0288.43
5.1.10.0070.0258.15
5.1.00.0040.0288.15
5.0.50.0060.0216.63
5.0.40.0040.0186.49
5.0.30.0030.0326.30
5.0.20.0060.0256.27
5.0.10.0010.0226.25
5.0.00.0040.0296.24
4.4.90.0030.0154.78
4.4.80.0020.0164.76
4.4.70.0030.0164.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0264.70
4.4.30.0020.0214.75
4.4.20.0050.0134.84
4.4.10.0030.0144.85
4.4.00.0060.0254.76
4.3.110.0030.0184.67
4.3.100.0030.0154.66
4.3.90.0030.0154.63
4.3.80.0020.0244.58
4.3.70.0020.0154.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0040.0254.54
4.3.30.0010.0173.30
4.3.20.0010.0173.28
4.3.10.0010.0173.24
4.3.00.0030.0306.68

preferences:
42.46 ms | 401 KiB | 5 Q