3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regex = '~ function #function keyword \s+ #any number of whitespaces (?P<function_name>.*?) #function name itself \s* #optional white spaces (?P<parameters>\(.*?\)) #function parameters \s* #optional white spaces (?P<body>\{.*?\}) #body of a function ~six'; preg_match_all($regex, 'printr(abc,assdd)', $matches); print_r($matches);

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)
8.3.60.0070.00716.75
8.3.50.0110.00722.06
8.3.40.0150.00619.02
8.3.30.0070.00718.84
8.3.20.0040.00420.16
8.3.10.0040.00421.81
8.3.00.0040.00422.45
8.2.180.0060.00916.75
8.2.170.0070.00722.96
8.2.160.0110.00320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00926.16
8.2.120.0000.00722.42
8.2.110.0040.00419.30
8.2.100.0070.00417.91
8.2.90.0000.00818.95
8.2.80.0000.00817.97
8.2.70.0080.00017.72
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00419.34
8.2.30.0070.00317.91
8.2.20.0050.00217.79
8.2.10.0040.00417.81
8.2.00.0030.00517.78
8.1.280.0140.00325.92
8.1.270.0030.00622.20
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00621.89
8.1.230.0080.00420.84
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0040.00417.43
8.1.180.0060.00318.10
8.1.170.0040.00418.78
8.1.160.0040.00421.98
8.1.150.0040.00418.60
8.1.140.0070.00017.46
8.1.130.0080.00017.84
8.1.120.0070.00017.52
8.1.110.0040.00417.44
8.1.100.0040.00417.48
8.1.90.0040.00417.52
8.1.80.0040.00417.45
8.1.70.0000.00717.50
8.1.60.0050.00317.68
8.1.50.0040.00417.64
8.1.40.0040.00417.62
8.1.30.0000.00917.65
8.1.20.0000.00817.66
8.1.10.0050.00217.65
8.1.00.0030.00617.62
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0040.00418.41
8.0.270.0000.00717.23
8.0.260.0030.00316.85
8.0.250.0030.00317.07
8.0.240.0070.00017.02
8.0.230.0000.00717.02
8.0.220.0030.00517.00
8.0.210.0000.00716.97
8.0.200.0040.00417.02
8.0.190.0040.00417.13
8.0.180.0050.00317.04
8.0.170.0040.00417.01
8.0.160.0050.00316.93
8.0.150.0040.00417.03
8.0.140.0000.00716.86
8.0.130.0000.00513.41
8.0.120.0060.00316.99
8.0.110.0050.00316.95
8.0.100.0080.00016.87
8.0.90.0070.00016.80
8.0.80.0040.01117.01
8.0.70.0040.00417.09
8.0.60.0070.00017.04
8.0.50.0050.00216.96
8.0.30.0090.01117.13
8.0.20.0110.00717.42
8.0.10.0000.00717.02
8.0.00.0150.00416.96
7.4.330.0050.00015.01
7.4.320.0000.00716.80
7.4.300.0030.00316.66
7.4.290.0030.00316.75
7.4.280.0030.00316.57
7.4.270.0050.00316.71
7.4.260.0000.00716.77
7.4.250.0070.00016.71
7.4.240.0050.00216.65
7.4.230.0000.00716.50
7.4.220.0100.00716.61
7.4.210.0070.00916.72
7.4.200.0030.00316.46
7.4.190.0030.00316.78
7.4.160.0100.00616.48
7.4.150.0090.00917.40
7.4.140.0120.00717.86
7.4.130.0150.00316.61
7.4.120.0130.00716.52
7.4.110.0090.00916.48
7.4.100.0120.00916.66
7.4.90.0140.00416.42
7.4.80.0030.01919.39
7.4.70.0100.00716.68
7.4.60.0090.00916.54
7.4.50.0060.00316.50
7.4.40.0090.00622.77
7.4.30.0060.01016.73
7.4.00.0000.01215.13
7.3.330.0000.00513.18
7.3.320.0020.00313.13
7.3.310.0030.00316.16
7.3.300.0000.00716.29
7.3.290.0000.01316.32
7.3.280.0110.00716.32
7.3.270.0090.01017.40
7.3.260.0090.00916.47
7.3.250.0090.00816.53
7.3.240.0060.01016.39
7.3.230.0100.01016.39
7.3.210.0100.01616.32
7.3.200.0060.00916.48
7.3.190.0070.01016.43
7.3.180.0040.01116.61
7.3.170.0100.00616.54
7.3.160.0090.00716.60
7.3.120.0090.00614.78
7.3.10.0190.00916.52
7.3.00.0250.00416.66
7.2.330.0180.00616.70
7.2.320.0030.01416.59
7.2.310.0150.00816.47
7.2.300.0080.01216.63
7.2.290.0100.00716.57
7.2.130.0090.01416.41
7.2.120.0150.00916.43
7.2.110.0150.01116.79
7.2.100.0130.00916.75
7.2.90.0100.01516.69
7.2.80.0160.00916.45
7.2.70.0180.01116.75
7.2.60.0130.00516.73
7.2.50.0210.00516.63
7.2.40.0200.00916.32
7.2.30.0160.00416.50
7.2.20.0120.00916.71
7.2.10.0180.00816.57
7.2.00.0070.00917.95
7.1.250.0100.01315.78
7.1.240.0120.01415.82
7.1.230.0160.00915.52
7.1.220.0130.01315.94
7.1.210.0190.00715.76
7.1.200.0120.01015.57
7.1.190.0200.00715.79
7.1.180.0130.01015.83
7.1.170.0200.00415.62
7.1.160.0200.00315.92
7.1.150.0130.01015.47
7.1.140.0080.00815.79
7.1.130.0170.00715.71
7.1.120.0180.00415.73
7.1.110.0160.00415.77
7.1.100.0140.01015.96
7.1.90.0170.00215.59
7.1.80.0090.01215.63
7.1.70.0030.00816.57
7.1.60.0130.00717.55
7.1.50.0120.01116.45
7.1.40.0100.00715.75
7.1.30.0080.00815.66
7.1.20.0170.00015.34
7.1.10.0160.00615.60
7.1.00.0070.04219.02
7.0.330.0170.00715.14
7.0.320.0090.00815.11
7.0.310.0160.00415.47
7.0.300.0130.00415.28
7.0.290.0060.01215.00
7.0.280.0030.01215.40
7.0.270.0060.00614.98
7.0.260.0100.00715.27
7.0.250.0130.00315.51
7.0.240.0140.00714.93
7.0.230.0070.01015.28
7.0.220.0100.01015.07
7.0.210.0080.00815.28
7.0.200.0120.00416.25
7.0.190.0200.00615.03
7.0.180.0050.01615.27
7.0.170.0180.00715.35
7.0.160.0160.00615.18
7.0.150.0100.01715.41
7.0.140.0080.04418.75
7.0.130.0170.00715.23
7.0.120.0130.00915.28
7.0.110.0070.01014.91
7.0.100.0150.00615.25
7.0.90.0030.01614.96
7.0.80.0060.01215.13
7.0.70.0160.00014.86
7.0.60.0100.03817.50
7.0.50.0140.01916.62
7.0.40.0070.02816.66
7.0.30.0200.04516.70
7.0.20.0160.03016.90
7.0.10.0080.03716.72
7.0.00.0050.05016.82
5.6.380.0040.01614.02
5.6.370.0100.00314.32
5.6.360.0090.00614.09
5.6.350.0100.00614.13
5.6.340.0060.00614.04
5.6.330.0030.01314.39
5.6.320.0100.01013.73
5.6.310.0140.01014.28
5.6.300.0180.00913.75
5.6.290.0120.01614.46
5.6.280.0110.04117.67
5.6.270.0080.00714.38
5.6.260.0120.00313.99
5.6.250.0090.00614.14
5.6.240.0100.01014.00
5.6.230.0050.01114.04
5.6.220.0060.01013.93
5.6.210.0080.02317.27
5.6.200.0050.04816.15
5.6.190.0030.02717.25
5.6.180.0230.02317.31
5.6.170.0120.02817.34
5.6.160.0090.04417.32
5.6.150.0060.04415.98
5.6.140.0040.02516.13
5.6.130.0040.02616.14
5.6.120.0100.02017.50
5.6.110.0050.04417.53
5.6.100.0090.03917.47
5.6.90.0070.04017.41
5.6.80.0060.03917.20
5.6.70.0250.03517.25
5.6.60.0060.01113.98
5.6.50.0070.00714.18
5.6.40.0070.01114.09
5.6.30.0130.00314.13
5.6.20.0100.00313.85
5.6.10.0110.00713.79
5.6.00.0210.00014.06
5.5.380.0040.00810.82
5.5.370.0000.01010.80
5.5.360.0070.00711.11
5.5.350.0030.02715.63
5.5.340.0070.02314.34
5.5.330.0030.02515.64
5.5.320.0000.03115.66
5.5.310.0170.02815.45
5.5.300.0030.04614.30
5.5.290.0030.04614.46
5.5.280.0070.03415.89
5.5.270.0080.02515.87
5.5.260.0020.02815.92
5.5.250.0050.03815.95
5.5.240.0120.03315.42
5.5.230.0030.00711.03
5.5.220.0090.00410.34
5.5.210.0090.00310.76
5.5.200.0070.00710.61
5.5.190.0030.01010.62
5.5.180.0040.01110.96
5.5.170.0080.00510.62
5.5.160.0080.00810.88
5.5.150.0000.01211.04
5.5.140.0050.01110.79
5.5.130.0040.01110.84
5.5.120.0140.00010.62
5.5.110.0000.01110.55
5.5.100.0040.00910.52
5.5.90.0070.00710.54
5.5.80.0080.00810.84
5.5.70.0090.00410.32
5.5.60.0100.00510.53
5.5.50.0040.01110.43
5.5.40.0090.00610.83
5.5.30.0050.01010.46
5.5.20.0080.00810.30
5.5.10.0130.00310.96
5.5.00.0070.00710.63
5.4.450.0580.02415.24
5.4.440.0070.03615.11
5.4.430.0410.03115.05
5.4.420.0380.03215.25
5.4.410.0410.03415.07
5.4.400.0480.03115.12
5.4.390.0550.03315.11
5.4.380.0130.02714.94
5.4.370.0130.02514.68
5.4.360.0190.02214.87
5.4.350.0060.03414.76
5.4.340.0120.03014.75
5.4.330.0110.00310.59
5.4.320.0040.02511.62
5.4.310.0040.02311.68
5.4.300.0090.01911.68
5.4.290.0090.01811.50
5.4.280.0060.02211.61
5.4.270.0060.02011.57
5.4.260.0090.02211.60
5.4.250.0080.02111.64
5.4.240.0040.02711.71
5.4.230.0240.04511.64
5.4.220.0130.02611.64
5.4.210.0090.02511.61
5.4.200.0270.04311.64
5.4.190.0100.02711.58
5.4.180.0160.02411.68
5.4.170.0110.02711.66
5.4.160.0150.02311.60
5.4.150.0120.02611.62
5.4.140.0100.02611.49
5.4.130.0160.05111.49
5.4.120.0070.02911.42
5.4.110.0100.02611.37
5.4.100.0140.02311.57
5.4.90.0100.02611.36
5.4.80.0180.05411.40
5.4.70.0090.02711.40
5.4.60.0230.04211.46
5.4.50.0090.02611.40
5.4.40.0130.02511.34
5.4.30.0120.02611.51
5.4.20.0250.05911.40
5.4.10.0090.02811.46
5.4.00.0130.02511.16
5.3.290.0070.02511.64
5.3.280.0100.03511.60
5.3.270.0150.02411.57
5.3.260.0130.03111.57
5.3.250.0120.02511.65
5.3.240.0120.02411.42
5.3.230.0120.02711.59
5.3.220.0150.02411.53
5.3.210.0150.02211.42
5.3.200.0140.02311.51
5.3.190.0170.02111.59
5.3.180.0100.02711.64
5.3.170.0230.04511.64
5.3.160.0080.02911.63
5.3.150.0130.02411.64
5.3.140.0070.03011.57
5.3.130.0130.02511.62
5.3.120.0100.02611.62
5.3.110.0100.02511.48
5.3.100.0180.03411.27
5.3.90.0130.02311.33
5.3.80.0110.02511.13
5.3.70.0130.02411.20
5.3.60.0100.02711.29
5.3.50.0110.02611.15
5.3.40.0120.02311.18
5.3.30.0110.02611.15
5.3.20.0170.04810.97
5.3.10.0130.02210.99
5.3.00.0090.02510.96
5.2.170.0080.0239.29
5.2.160.0120.0169.38
5.2.150.0100.0189.37
5.2.140.0070.0219.35
5.2.130.0160.0449.17
5.2.120.0080.0199.32
5.2.110.0090.0219.31
5.2.100.0090.0209.23
5.2.90.0100.0219.27
5.2.80.0130.0169.26
5.2.70.0080.0219.27
5.2.60.0110.0159.11
5.2.50.0080.0239.22
5.2.40.0090.0229.22
5.2.30.0050.0249.19
5.2.20.0100.0189.14
5.2.10.0070.0219.09
5.2.00.0120.0328.99
5.1.60.0080.0168.47
5.1.50.0110.0168.47
5.1.40.0070.0198.46
5.1.30.0110.0188.63
5.1.20.0170.0418.64
5.1.10.0090.0208.50
5.1.00.0080.0218.50
5.0.50.0080.0157.74
5.0.40.0090.0127.67
5.0.30.0060.0187.58
5.0.20.0080.0127.56
5.0.10.0110.0417.55
5.0.00.0080.0187.55
4.4.90.0050.0096.83
4.4.80.0060.0106.82
4.4.70.0040.0106.82
4.4.60.0060.0116.82
4.4.50.0070.0106.83
4.4.40.0050.0186.79
4.4.30.0070.0126.82
4.4.20.0050.0126.86
4.4.10.0040.0106.87
4.4.00.0020.0176.82
4.3.110.0120.0346.78
4.3.100.0060.0116.78
4.3.90.0020.0136.76
4.3.80.0050.0146.73
4.3.70.0030.0126.76
4.3.60.0020.0156.75
4.3.50.0060.0096.76
4.3.40.0040.0166.71
4.3.30.0030.0126.09
4.3.20.0040.0126.08
4.3.10.0070.0096.06
4.3.00.0160.00811.01

preferences:
39.94 ms | 401 KiB | 5 Q