3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all("/(?J)((?P<A>a)!|(?P<A>a)=(?P<type>[si])) ((?P<B>b)!|(?P<B>b)=(?P<type>[si]))/", "a! b=s a=i b!", $m, PREG_SET_ORDER); foreach ($m as &$s) { foreach ($s as $k => $v) { if (is_int($k)) { unset($s[$k]); } } } unset($s); print_r($m);

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)
8.3.70.0090.00617.13
8.3.60.0140.00416.88
8.3.50.0130.00622.26
8.3.40.0150.00019.10
8.3.30.0100.00719.04
8.3.20.0080.00020.36
8.3.10.0040.00423.53
8.3.00.0080.00020.96
8.2.180.0090.00616.63
8.2.170.0100.01022.96
8.2.160.0120.00320.39
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0030.00520.97
8.2.110.0090.00022.29
8.2.100.0080.00420.01
8.2.90.0040.00419.40
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0040.00420.26
8.2.30.0040.00418.48
8.2.20.0000.00818.06
8.2.10.0050.00218.13
8.2.00.0050.00318.04
8.1.280.0090.00925.92
8.1.270.0030.00623.84
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00623.91
8.1.230.0000.01119.00
8.1.220.0030.00517.77
8.1.210.0030.00618.77
8.1.200.0080.00317.47
8.1.190.0000.00817.63
8.1.180.0030.00918.10
8.1.170.0040.00418.71
8.1.160.0000.00722.06
8.1.150.0080.00018.87
8.1.140.0040.00417.72
8.1.130.0050.00217.87
8.1.120.0050.00317.55
8.1.110.0000.00817.57
8.1.100.0040.00417.52
8.1.90.0040.00417.69
8.1.80.0000.00817.61
8.1.70.0030.00317.54
8.1.60.0000.00917.80
8.1.50.0000.00917.59
8.1.40.0110.00017.58
8.1.30.0040.00417.85
8.1.20.0040.00417.69
8.1.10.0050.00217.70
8.1.00.0000.00917.68
8.0.300.0000.00718.77
8.0.290.0000.00717.18
8.0.280.0040.00418.41
8.0.270.0000.00817.21
8.0.260.0000.00717.29
8.0.250.0030.00317.01
8.0.240.0000.00717.16
8.0.230.0000.00717.09
8.0.220.0030.00317.16
8.0.210.0050.00217.00
8.0.200.0000.00617.02
8.0.190.0040.00417.10
8.0.180.0000.00817.06
8.0.170.0040.00417.14
8.0.160.0030.00317.14
8.0.150.0000.00717.04
8.0.140.0030.00617.02
8.0.130.0000.00613.45
8.0.120.0040.00416.99
8.0.110.0030.00517.04
8.0.100.0060.00317.13
8.0.90.0000.00717.11
8.0.80.0070.00717.12
8.0.70.0060.00317.23
8.0.60.0080.00016.93
8.0.50.0040.00417.15
8.0.30.0100.00817.39
8.0.20.0100.01017.40
8.0.10.0040.00417.09
8.0.00.0110.00816.96
7.4.330.0060.00015.05
7.4.320.0030.00316.69
7.4.300.0060.00016.78
7.4.290.0030.00316.73
7.4.280.0000.00816.80
7.4.270.0080.00416.81
7.4.260.0040.00416.81
7.4.250.0030.00616.61
7.4.240.0060.00116.94
7.4.230.0000.00716.99
7.4.220.0070.01116.96
7.4.210.0070.00816.84
7.4.200.0070.00016.69
7.4.190.0030.00316.64
7.4.160.0080.00816.64
7.4.150.0140.00317.40
7.4.140.0070.01017.86
7.4.130.0070.01016.85
7.4.120.0110.00816.81
7.4.110.0060.01016.68
7.4.100.0200.00016.91
7.4.90.0100.00716.71
7.4.80.0060.01419.39
7.4.70.0040.01216.57
7.4.60.0100.00716.66
7.4.50.0050.00016.74
7.4.40.0030.01316.92
7.4.30.0090.00816.73
7.4.00.0060.00615.38
7.3.330.0030.00313.25
7.3.320.0050.00013.14
7.3.310.0000.00816.56
7.3.300.0040.00416.38
7.3.290.0060.00916.37
7.3.280.0070.01016.45
7.3.270.0090.00917.40
7.3.260.0150.00916.40
7.3.250.0130.01116.46
7.3.240.0090.01516.41
7.3.230.0090.01516.39
7.3.210.0080.01116.84
7.3.200.0110.00816.61
7.3.190.0060.01216.70
7.3.180.0070.01016.64
7.3.170.0090.00616.49
7.3.160.0060.00916.86
7.3.120.0060.00915.12
7.3.00.0040.00716.52
7.2.330.0060.01516.57
7.2.320.0040.01516.82
7.2.310.0030.01316.81
7.2.300.0070.01416.88
7.2.290.0060.01316.59
7.2.130.0080.00417.05
7.2.120.0000.01117.09
7.2.110.0100.00017.13
7.2.100.0040.00817.05
7.2.90.0030.01217.20
7.2.80.0100.00316.79
7.2.70.0070.01017.01
7.2.60.0030.00716.98
7.2.50.0070.01117.17
7.2.40.0000.01417.08
7.2.30.0030.01317.12
7.2.20.0060.01016.92
7.2.10.0000.01216.85
7.2.00.0030.01118.26
7.1.250.0090.00616.08
7.1.240.0140.00016.11
7.1.230.0070.00716.00
7.1.220.0110.00315.86
7.1.210.0040.00715.95
7.1.200.0030.00715.89
7.1.190.0030.00615.95
7.1.180.0030.00716.10
7.1.170.0060.00616.06
7.1.160.0000.00815.82
7.1.150.0060.00616.10
7.1.140.0040.00815.91
7.1.130.0070.00715.89
7.1.120.0000.00915.91
7.1.110.0040.01116.15
7.1.100.0030.01017.04
7.1.90.0040.00715.88
7.1.80.0060.00616.03
7.1.70.0040.00616.55
7.1.60.0110.00917.71
7.1.50.0060.00916.53
7.1.40.0040.00815.73
7.1.30.0070.00315.99
7.1.20.0070.00415.81
7.1.10.0040.00715.96
7.1.00.0080.03819.16
7.0.330.0070.00315.38
7.0.320.0080.00815.26
7.0.310.0070.00715.67
7.0.300.0060.00315.55
7.0.290.0040.00815.48
7.0.280.0030.01415.66
7.0.270.0000.00815.48
7.0.260.0030.01015.64
7.0.250.0040.00715.68
7.0.240.0030.01015.45
7.0.230.0110.00415.25
7.0.220.0060.00615.45
7.0.210.0060.00615.23
7.0.200.0060.00616.20
7.0.190.0000.00815.62
7.0.180.0030.01315.68
7.0.170.0090.00615.43
7.0.160.0100.00315.30
7.0.150.0100.00015.52
7.0.140.0080.03618.84
7.0.130.0060.00615.61
7.0.120.0040.00715.36
7.0.110.0100.00015.82
7.0.100.0040.00815.61
7.0.90.0060.00315.36
7.0.80.0040.00815.71
7.0.70.0110.00315.81
7.0.60.0070.04617.82
7.0.50.0030.02316.78
7.0.40.0030.04516.82
7.0.30.0130.02516.97
7.0.20.0110.02816.96
7.0.10.0100.04316.94
7.0.00.0050.03517.01
5.6.380.0070.00414.63
5.6.370.0000.01414.41
5.6.360.0120.00314.58
5.6.350.0100.00314.63
5.6.340.0090.00314.59
5.6.330.0100.00614.62
5.6.320.0060.00614.21
5.6.310.0120.00313.79
5.6.300.0000.01414.06
5.6.290.0030.00614.30
5.6.280.0080.03517.73
5.6.270.0060.00614.72
5.6.260.0050.00514.61
5.6.250.0070.00714.61
5.6.240.0060.00614.35
5.6.230.0030.00714.28
5.6.220.0090.00614.48
5.6.210.0080.03717.47
5.6.200.0060.04316.18
5.6.190.0030.03517.37
5.6.180.0060.04317.49
5.6.170.0210.03017.22
5.6.160.0100.03817.40
5.6.150.0070.03816.22
5.6.140.0040.03116.18
5.6.130.0030.03716.22
5.6.120.0050.04217.54
5.6.110.0090.03517.71
5.6.100.0050.03317.75
5.6.90.0050.02417.70
5.6.80.0050.03217.36
5.6.70.0040.00714.18
5.6.60.0070.00713.96
5.6.50.0000.01014.35
5.6.40.0100.00014.08
5.6.30.0090.00314.41
5.6.20.0070.00714.30
5.6.10.0070.00714.16
5.6.00.0040.00513.95
5.5.380.0040.00711.30
5.5.370.0040.00411.05
5.5.360.0040.00410.96
5.5.350.0020.02315.94
5.5.340.0010.02514.65
5.5.330.0140.03515.69
5.5.320.0170.03115.95
5.5.310.0130.03015.85
5.5.300.0110.03514.41
5.5.290.0110.04014.56
5.5.280.0060.02115.80
5.5.270.0110.01816.00
5.5.260.0100.04016.07
5.5.250.0120.03215.90
5.5.240.0000.03015.73
5.5.230.0040.00310.79
5.5.220.0060.00011.30
5.5.210.0080.00311.09
5.5.200.0090.00011.26
5.5.190.0060.00611.02
5.5.180.0060.00611.12
5.5.170.0040.00711.01
5.5.160.0000.01311.08
5.5.150.0000.01111.07
5.5.140.0080.00011.23
5.5.130.0000.00711.24
5.5.120.0040.00411.23
5.5.110.0000.00611.28
5.5.100.0070.00411.10
5.5.90.0030.00611.10
5.5.80.0000.01111.10
5.5.70.0060.00611.02
5.5.60.0060.00611.30
5.5.50.0040.00411.22
5.5.40.0030.01011.30
5.5.30.0060.00010.67
5.5.20.0060.00311.23
5.5.10.0030.00611.01
5.5.00.0030.00911.27
5.4.450.0300.03515.10
5.4.440.0330.03315.32
5.4.430.0670.03215.30
5.4.420.0590.03715.38
5.4.410.0100.03515.25
5.4.400.0470.04015.21
5.4.390.0450.03515.21
5.4.380.0180.02815.00
5.4.370.0170.03414.63
5.4.360.0400.03414.94
5.4.350.0280.03014.79
5.4.340.0200.03014.60
5.4.330.0060.00310.93
5.4.320.0080.02411.81
5.4.310.0100.01811.60
5.4.300.0060.02011.85
5.4.290.0090.02111.84
5.4.280.0040.02311.65
5.4.270.0030.02511.71
5.4.260.0100.02511.85
5.4.250.0070.02211.51
5.4.240.0060.02111.56
5.4.230.0090.02211.77
5.4.220.0060.02511.72
5.4.210.0080.02011.80
5.4.200.0040.02311.82
5.4.190.0060.02211.68
5.4.180.0050.02211.72
5.4.170.0040.03011.73
5.4.160.0020.02411.74
5.4.150.0060.02211.70
5.4.140.0060.02311.63
5.4.130.0100.01811.53
5.4.120.0080.02411.53
5.4.110.0020.02411.64
5.4.100.0080.01611.62
5.4.90.0050.02211.53
5.4.80.0080.02011.52
5.4.70.0030.02211.65
5.4.60.0100.02311.58
5.4.50.0080.03111.47
5.4.40.0090.02011.57
5.4.30.0090.02711.42
5.4.20.0060.02511.51
5.4.10.0070.02011.61
5.4.00.0100.04111.22
5.3.290.0030.02511.75
5.3.280.0090.02111.51
5.3.270.0060.02411.67
5.3.260.0030.02811.67
5.3.250.0070.02111.68
5.3.240.0070.02411.56
5.3.230.0090.02711.66
5.3.220.0080.02611.49
5.3.210.0060.02611.50
5.3.200.0040.04311.55
5.3.190.0040.02611.52
5.3.180.0050.02311.72
5.3.170.0070.02211.72
5.3.160.0070.02111.70
5.3.150.0080.02311.64
5.3.140.0060.02511.57
5.3.130.0100.02811.72
5.3.120.0090.03611.66
5.3.110.0070.02911.72
5.3.100.0060.02811.33
5.3.90.0070.02411.34
5.3.80.0090.02011.31
5.3.70.0060.02111.28
5.3.60.0060.02011.27
5.3.50.0020.02411.29
5.3.40.0070.02011.29
5.3.30.0030.02211.29
5.3.20.0020.02311.11
5.3.10.0040.02011.07
5.3.00.0050.02111.06
5.2.170.0040.0189.32
5.2.160.0030.0229.41
5.2.150.0050.0169.42
5.2.140.0070.0169.45
5.2.130.0060.0139.30
5.2.120.0040.0189.34
5.2.110.0090.0149.43
5.2.100.0040.0169.39
5.2.90.0050.0179.36
5.2.80.0060.0169.31
5.2.70.0020.0199.29
5.2.60.0080.0169.27
5.2.50.0050.0199.31
5.2.40.0060.0229.33
5.2.30.0050.0279.24
5.2.20.0090.0189.23
5.2.10.0050.0229.18
5.2.00.0050.0209.11
5.1.60.0040.0138.74
5.1.50.0020.0178.74
5.1.40.0040.0158.73
5.1.30.0020.0158.90
5.1.20.0040.0148.91
5.1.10.0020.0158.78
5.1.00.0050.0138.78
5.0.50.0050.0108.02
5.0.40.0040.0117.95
5.0.30.0020.0207.85
5.0.20.0020.0137.84
5.0.10.0050.0107.82
5.0.00.0010.0207.82
4.4.90.0020.0097.10
4.4.80.0020.0097.08
4.4.70.0020.0157.08
4.4.60.0020.0097.09
4.4.50.0010.0107.09
4.4.40.0020.0167.06
4.4.30.0020.0117.09
4.4.20.0010.0127.13
4.4.10.0020.0107.13
4.4.00.0030.0187.09
4.3.110.0030.0137.04
4.3.100.0020.0157.04
4.3.90.0020.0127.03
4.3.80.0030.0187.00
4.3.70.0040.0107.02
4.3.60.0040.0097.02
4.3.50.0030.0107.02
4.3.40.0030.0146.97
4.3.30.0020.0136.35
4.3.20.0040.0096.34
4.3.10.0020.0096.32
4.3.00.0050.0148.24

preferences:
42.51 ms | 401 KiB | 5 Q