3v4l.org

run code in 300+ PHP versions simultaneously
<?php $low_relevancy_keys = array('guitar','bass'); $keywords_db = "bass guitar"; $pattern = '~\b' . implode('\b|\b', $low_relevancy_keys) . '\b~'; echo preg_match_all($pattern, $keywords_db); /****/ echo count(array_intersect(explode(' ', $keywords_db), $low_relevancy_keys));

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)
8.4.140.0140.00617.82
8.4.130.0090.00217.89
8.4.120.0140.00620.66
8.4.110.0110.00922.54
8.4.100.0150.00517.91
8.4.90.0120.00820.56
8.4.80.0050.00318.95
8.4.70.0020.00620.65
8.4.60.0110.00518.82
8.4.50.0050.00418.64
8.4.40.0160.00318.74
8.4.30.0030.01318.62
8.4.20.0080.01120.24
8.4.10.0070.01317.78
8.3.270.0130.00816.72
8.3.260.0180.00216.84
8.3.250.0120.00418.96
8.3.240.0070.00316.54
8.3.230.0070.00116.63
8.3.220.0150.00418.89
8.3.210.0120.00918.50
8.3.200.0050.00616.83
8.3.190.0080.00717.13
8.3.180.0090.01018.73
8.3.170.0070.01118.81
8.3.160.0100.00716.98
8.3.150.0110.00718.63
8.3.140.0040.00420.85
8.3.130.0150.00318.59
8.3.120.0120.00419.09
8.3.110.0000.00920.94
8.3.100.0070.00316.63
8.3.90.0150.00318.28
8.3.80.0090.00018.30
8.3.70.0080.00816.63
8.3.60.0000.01416.35
8.3.50.0140.00424.49
8.3.40.0070.00720.34
8.3.30.0110.00418.92
8.3.20.0080.00021.96
8.3.10.0090.00022.05
8.3.00.0030.00522.65
8.2.290.0050.00416.84
8.2.280.0120.00820.54
8.2.270.0080.00016.44
8.2.260.0040.00417.06
8.2.250.0030.00618.35
8.2.240.0060.00318.88
8.2.230.0000.00822.58
8.2.220.0040.01124.06
8.2.210.0090.00926.77
8.2.200.0050.00518.29
8.2.190.0140.00716.63
8.2.180.0140.00716.75
8.2.170.0070.00722.96
8.2.160.0040.01119.36
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0030.00526.16
8.2.120.0040.00426.16
8.2.110.0100.00022.39
8.2.100.0090.00318.03
8.2.90.0050.00318.03
8.2.80.0060.00319.22
8.2.70.0060.00317.75
8.2.60.0040.00417.75
8.2.50.0040.00418.05
8.2.40.0000.00818.22
8.2.30.0000.00718.12
8.2.20.0000.00717.95
8.2.10.0040.00419.29
8.2.00.0000.00719.41
8.1.330.0110.00118.30
8.1.320.0080.01118.01
8.1.310.0070.01116.70
8.1.300.0030.00619.88
8.1.290.0090.00018.88
8.1.280.0070.00725.92
8.1.270.0040.00422.08
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0000.00919.26
8.1.230.0070.00421.03
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.47
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0060.00319.25
8.1.160.0070.00018.89
8.1.150.0040.00418.84
8.1.140.0000.00718.98
8.1.130.0070.00017.58
8.1.120.0040.00417.65
8.1.110.0030.00617.60
8.1.100.0040.00417.57
8.1.90.0070.00017.58
8.1.80.0030.00617.64
8.1.70.0000.00817.63
8.1.60.0040.00417.71
8.1.50.0000.00817.54
8.1.40.0030.00617.56
8.1.30.0000.00817.80
8.1.20.0040.00417.77
8.1.10.0040.00417.68
8.1.00.0030.00617.60
8.0.300.0110.00020.09
8.0.290.0070.00016.88
8.0.280.0040.00418.52
8.0.270.0070.00318.14
8.0.260.0070.00016.95
8.0.250.0000.00717.01
8.0.240.0030.00517.10
8.0.230.0040.00417.06
8.0.220.0000.00717.07
8.0.210.0070.00017.01
8.0.200.0000.00617.10
8.0.190.0000.00717.13
8.0.180.0050.00317.04
8.0.170.0040.00417.00
8.0.160.0040.00417.08
8.0.150.0040.00416.94
8.0.140.0000.00716.97
8.0.130.0030.00313.38
8.0.120.0040.00416.92
8.0.110.0000.00716.91
8.0.100.0000.00716.93
8.0.90.0030.00617.07
8.0.80.0000.01417.01
8.0.70.0040.00416.97
8.0.60.0000.00717.07
8.0.50.0040.00417.11
8.0.30.0120.01217.20
8.0.20.0070.01317.21
8.0.10.0040.00417.20
8.0.00.0170.00016.73
7.4.330.0020.00215.55
7.4.320.0060.00016.79
7.4.300.0060.00316.79
7.4.290.0030.00516.75
7.4.280.0000.00716.79
7.4.270.0000.00716.66
7.4.260.0050.00313.42
7.4.250.0030.00316.67
7.4.240.0010.00616.70
7.4.230.0000.00716.50
7.4.220.0030.00316.67
7.4.210.0090.00616.82
7.4.200.0070.00016.90
7.4.130.0150.00316.70
7.4.120.0080.01116.74
7.4.110.0120.01216.74
7.4.100.0090.01216.90
7.4.90.0140.00716.73
7.4.80.0070.01019.39
7.4.70.0110.01116.69
7.4.60.0120.00316.40
7.4.50.0110.00316.66
7.4.40.0060.01516.53
7.4.30.0160.00616.64
7.4.20.0080.00916.39
7.4.10.0090.00916.44
7.4.00.0140.00316.66
7.3.330.0000.00616.28
7.3.320.0000.00613.14
7.3.310.0040.00416.29
7.3.300.0070.00016.37
7.3.290.0090.00916.38
7.3.280.0110.00316.34
7.3.260.0120.00916.35
7.3.230.0070.01016.74
7.3.210.0080.00916.67
7.3.200.0100.00616.60
7.3.190.0030.01416.65
7.3.180.0070.01016.45
7.3.170.0120.00616.65
7.3.160.0140.00316.30
7.3.150.0090.01416.26
7.3.140.0160.00316.30
7.3.130.0150.00316.62
7.3.120.0110.00616.23
7.3.110.0080.01116.58
7.3.100.0130.01016.23
7.3.90.0130.00916.44
7.3.80.0050.02016.25
7.3.70.0110.01516.34
7.3.60.0140.00716.38
7.3.50.0140.00616.48
7.3.40.0070.01016.22
7.3.30.0180.00316.43
7.3.20.0090.01216.39
7.3.10.0150.00616.32
7.3.00.0060.01616.27
7.2.330.0090.00916.71
7.2.320.0040.01516.72
7.2.310.0150.00616.70
7.2.300.0090.00916.64
7.2.290.0120.00616.62
7.2.280.0100.01316.50
7.2.270.0080.01216.59
7.2.260.0130.00716.65
7.2.250.0100.01016.70
7.2.240.0000.02116.68
7.2.230.0110.01116.71
7.2.220.0090.01216.83
7.2.210.0170.01016.67
7.2.200.0180.00516.74
7.2.190.0140.00716.57
7.2.180.0150.00316.66
7.2.170.0070.01316.57
7.2.160.0180.00616.66
7.2.150.0080.01416.67
7.2.140.0080.01316.73
7.2.130.0150.00816.75
7.2.120.0080.01516.48
7.2.110.0080.01516.68
7.2.100.0120.00916.68
7.2.90.0170.01216.63
7.2.80.0090.01216.72
7.2.70.0160.00916.58
7.2.60.0140.01216.59
7.2.50.0170.01216.65
7.2.40.0320.00016.77
7.2.30.0240.00916.68
7.2.20.0140.01216.70
7.2.10.0110.01216.81
7.2.00.0100.01316.64

preferences:
154.49 ms | 403 KiB | 5 Q