3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = 'potato'; $file = ' blah blah potatos blah pomidoros blah potato blah potato bbb blue fadf uuu there is a potato too!! hah! '; echo preg_match_all("~\W{$v}\W~",$file);

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)
8.3.70.0060.00916.58
8.3.60.0120.00616.50
8.3.50.0030.01218.17
8.3.40.0070.00718.83
8.3.30.0060.00918.79
8.3.20.0040.00418.98
8.3.10.0070.00021.90
8.3.00.0040.00423.48
8.2.190.0090.00616.58
8.2.180.0030.01718.41
8.2.170.0060.00922.96
8.2.160.0070.00719.29
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00022.38
8.2.120.0070.00026.16
8.2.110.0030.00622.25
8.2.100.0080.00417.97
8.2.90.0040.00418.28
8.2.80.0040.00418.04
8.2.70.0050.00518.04
8.2.60.0040.00418.09
8.2.50.0040.00418.10
8.2.40.0040.00419.20
8.2.30.0070.00019.27
8.2.20.0030.00517.95
8.2.10.0000.00718.13
8.2.00.0000.00719.42
8.1.280.0110.00725.92
8.1.270.0040.00423.99
8.1.260.0120.00326.35
8.1.250.0100.00328.09
8.1.240.0090.00022.06
8.1.230.0040.00720.90
8.1.220.0080.00017.79
8.1.210.0030.00618.77
8.1.200.0080.00017.35
8.1.190.0000.00917.48
8.1.180.0060.00318.10
8.1.170.0030.00518.71
8.1.160.0070.00018.72
8.1.150.0050.00218.84
8.1.140.0000.01017.65
8.1.130.0030.00319.03
8.1.120.0030.00517.48
8.1.110.0110.00017.58
8.1.100.0080.00017.40
8.1.90.0070.00017.52
8.1.80.0000.00817.47
8.1.70.0030.00317.57
8.1.60.0000.01117.65
8.1.50.0030.00617.61
8.1.40.0050.00317.56
8.1.30.0030.00517.77
8.1.20.0080.00017.55
8.1.10.0000.00817.61
8.1.00.0000.00817.59
8.0.300.0080.00019.77
8.0.290.0090.00016.88
8.0.280.0030.00318.45
8.0.270.0000.00717.26
8.0.260.0030.00317.15
8.0.250.0000.00717.12
8.0.240.0080.00017.07
8.0.230.0030.00717.11
8.0.220.0000.00717.01
8.0.210.0030.00316.99
8.0.200.0030.00317.13
8.0.190.0000.00917.13
8.0.180.0060.00616.96
8.0.170.0060.00316.95
8.0.160.0000.00816.99
8.0.150.0050.00216.90
8.0.140.0040.00317.02
8.0.130.0000.00513.45
8.0.120.0040.00417.01
8.0.110.0040.00417.00
8.0.100.0000.00817.14
8.0.90.0000.00716.85
8.0.80.0000.01517.05
8.0.70.0040.00417.04
8.0.60.0000.00916.96
8.0.50.0000.00816.92
8.0.30.0110.00717.25
8.0.20.0130.00517.44
8.0.10.0000.00717.12
8.0.00.0130.00516.96
7.4.330.0030.00315.55
7.4.320.0000.00616.54
7.4.300.0000.00616.64
7.4.290.0110.00016.76
7.4.280.0040.00316.73
7.4.270.0060.00616.55
7.4.260.0040.00416.57
7.4.250.0000.00816.65
7.4.240.0000.00716.73
7.4.230.0000.00816.85
7.4.220.0080.00016.54
7.4.210.0070.00816.68
7.4.200.0030.00316.64
7.4.160.0110.00616.64
7.4.140.0140.00617.86
7.4.130.0070.01116.63
7.4.120.0100.00816.74
7.4.110.0190.00316.57
7.4.100.0070.01116.48
7.4.90.0060.01116.50
7.4.80.0090.00919.39
7.4.70.0070.01016.54
7.4.60.0110.01416.82
7.4.50.0090.00616.60
7.4.40.0110.00616.70
7.4.00.0080.00814.75
7.3.330.0100.00013.21
7.3.320.0030.00313.17
7.3.310.0000.00716.33
7.3.300.0070.00016.20
7.3.290.0060.00016.35
7.3.280.0040.01116.35
7.3.260.0120.00616.57
7.3.240.0080.01116.53
7.3.230.0040.01416.73
7.3.210.0120.00616.52
7.3.200.0070.01016.56
7.3.190.0100.00716.59
7.3.180.0060.00916.92
7.3.170.0100.01016.35
7.3.160.0130.00316.51
7.2.330.0070.01816.73
7.2.320.0130.00416.67
7.2.310.0070.01116.66
7.2.300.0140.01116.89
7.2.290.0070.01016.66
7.2.70.0330.01115.21
7.2.60.0300.00715.04
7.2.50.0180.01114.98
7.2.40.0200.00715.05
7.2.30.0180.00915.05
7.2.20.0230.00314.85
7.2.10.0200.00715.16
7.2.00.1200.00715.07
7.1.200.0090.00315.85
7.1.170.0240.00613.96
7.1.160.0160.00914.21
7.1.150.0160.01014.00
7.1.140.0220.00314.04
7.1.130.0210.00713.94
7.1.120.0190.00613.81
7.1.110.0250.01113.95
7.1.100.0180.01213.94
7.1.90.0250.00013.91
7.1.80.0170.01013.82
7.1.70.0230.00314.05
7.1.60.0410.00331.50
7.1.50.0470.00031.54
7.1.40.0350.01632.16
7.1.30.0420.00331.80
7.1.20.0390.00732.12
7.1.10.0210.00413.87
7.1.00.0220.00614.05

preferences:
65.14 ms | 401 KiB | 5 Q