3v4l.org

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

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)
8.3.60.0100.01016.88
8.3.50.0090.00922.18
8.3.40.0060.00919.00
8.3.30.0070.00719.05
8.3.20.0080.00020.13
8.3.10.0040.00423.36
8.3.00.0040.00418.94
8.2.180.0130.00716.75
8.2.170.0070.01122.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00321.04
8.2.110.0060.00320.90
8.2.100.0120.00018.16
8.2.90.0040.00419.11
8.2.80.0090.00018.05
8.2.70.0040.00417.88
8.2.60.0000.00917.93
8.2.50.0050.00318.10
8.2.40.0040.00421.14
8.2.30.0060.00318.26
8.2.20.0000.00717.96
8.2.10.0000.00718.12
8.2.00.0050.00318.02
8.1.280.0110.00425.92
8.1.270.0040.00423.86
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00723.97
8.1.230.0080.00417.95
8.1.220.0040.00417.78
8.1.210.0030.00618.77
8.1.200.0000.00917.50
8.1.190.0050.00317.36
8.1.180.0000.00918.10
8.1.170.0050.00818.70
8.1.160.0000.00822.09
8.1.150.0050.00218.89
8.1.140.0000.00817.68
8.1.130.0070.00017.84
8.1.120.0070.00017.61
8.1.110.0000.00817.52
8.1.100.0040.00417.55
8.1.90.0050.00317.63
8.1.80.0030.00617.57
8.1.70.0000.00717.47
8.1.60.0030.00617.73
8.1.50.0050.00317.70
8.1.40.0000.00717.66
8.1.30.0040.00417.73
8.1.20.0000.00817.66
8.1.10.0020.00517.68
8.1.00.0100.00017.51
8.0.300.0050.00318.77
8.0.290.0060.00316.88
8.0.280.0030.00318.40
8.0.270.0000.00817.29
8.0.260.0000.00717.29
8.0.250.0030.00317.09
8.0.240.0060.00317.02
8.0.230.0040.00417.01
8.0.220.0070.00016.99
8.0.210.0000.00717.09
8.0.200.0060.00017.09
8.0.190.0000.00717.07
8.0.180.0070.00017.07
8.0.170.0000.00817.12
8.0.160.0000.00716.92
8.0.150.0050.00216.95
8.0.140.0040.00416.96
8.0.130.0030.00313.45
8.0.120.0040.00417.11
8.0.110.0050.00316.96
8.0.100.0040.00417.09
8.0.90.0000.00817.05
8.0.80.0040.01117.16
8.0.70.0040.00416.97
8.0.60.0000.00717.11
8.0.50.0040.00416.95
8.0.30.0100.00817.02
8.0.20.0170.00517.48
8.0.10.0000.00717.18
8.0.00.0130.00817.04
7.4.330.0000.00615.05
7.4.320.0030.00316.77
7.4.300.0040.00416.86
7.4.290.0040.00416.79
7.4.280.0040.00416.92
7.4.270.0040.00416.77
7.4.260.0040.00416.91
7.4.250.0040.00316.73
7.4.240.0000.00816.79
7.4.230.0050.00216.77
7.4.220.0150.00316.92
7.4.210.0110.00716.84
7.4.200.0000.00716.72
7.4.190.0000.00716.89
7.4.160.0080.00816.67
7.4.150.0140.00317.40
7.4.140.0070.01017.86
7.4.130.0100.00716.70
7.4.120.0110.00916.87
7.4.110.0060.01216.82
7.4.100.0070.01016.70
7.4.90.0080.00816.70
7.4.80.0090.01219.39
7.4.70.0030.01416.76
7.4.60.0090.00916.74
7.4.50.0080.00016.57
7.4.40.0000.01616.68
7.4.30.0090.00616.54
7.4.00.0030.01415.24
7.3.330.0050.00013.26
7.3.320.0030.00313.25
7.3.310.0070.00016.39
7.3.300.0030.00316.41
7.3.290.0090.00916.38
7.3.280.0070.01116.43
7.3.270.0120.00617.40
7.3.260.0060.01116.70
7.3.250.0090.00816.72
7.3.240.0100.00716.46
7.3.230.0090.00616.75
7.3.210.0070.01616.44
7.3.200.0030.01319.39
7.3.190.0150.00616.88
7.3.180.0080.00816.39
7.3.170.0100.01016.66
7.3.160.0040.01216.52
7.3.120.0070.00715.02
7.3.10.0080.00416.75
7.3.00.0000.00916.50
7.2.330.0040.01416.81
7.2.320.0050.01116.71
7.2.310.0130.00716.83
7.2.300.0060.01016.84
7.2.290.0090.00916.70
7.2.130.0070.00317.13
7.2.120.0100.00316.84
7.2.110.0030.00617.12
7.2.100.0030.00617.15
7.2.90.0080.00817.16
7.2.80.0120.00017.06
7.2.70.0120.00317.15
7.2.60.0000.01217.04
7.2.50.0120.00617.04
7.2.40.0100.01017.10
7.2.30.0070.00716.99
7.2.20.0090.00316.88
7.2.10.0060.01016.87
7.2.00.0030.01018.38
7.1.250.0090.00015.99
7.1.100.0080.00618.47
7.1.70.0030.01017.52
7.1.60.0040.02219.46
7.1.50.0000.01416.83
7.1.00.0000.08022.55
7.0.200.0030.00517.01
7.0.140.0100.06721.92
7.0.60.0100.08020.04
7.0.50.0070.07317.93
7.0.40.0070.07719.92
7.0.30.0430.07019.97
7.0.20.0230.04320.22
7.0.10.0070.07720.18
7.0.00.0100.04020.03
5.6.280.0100.06721.04
5.6.210.0070.09020.54
5.6.200.0030.08718.13
5.6.190.0000.08320.35
5.6.180.0300.08320.41
5.6.170.0270.04020.71
5.6.160.0070.08320.33
5.6.150.0100.03718.09
5.6.140.0100.07718.14
5.6.130.0000.04718.12
5.6.120.0230.06321.14
5.6.110.0130.04320.89
5.6.100.0030.08020.93
5.6.90.0000.08321.00
5.6.80.0100.04020.37
5.6.70.0170.08020.47
5.5.350.0000.08720.48
5.5.340.0070.03717.91
5.5.330.0030.08720.08
5.5.320.0030.04020.21
5.5.310.0200.08320.28
5.5.300.0070.03717.91
5.5.290.0070.04018.03
5.5.280.0070.04320.90
5.5.270.0000.04720.79
5.5.260.0100.08020.82
5.5.250.0070.04020.75
5.5.240.0000.08320.15
5.4.450.0700.04719.48
5.4.440.0800.05719.42
5.4.430.0970.06019.30
5.4.420.0800.04719.27
5.4.410.0070.05719.45
5.4.400.0730.05319.31
5.4.390.0800.05318.79
5.4.380.0130.05718.67
5.4.370.0200.06018.49
5.4.360.0200.05018.54
5.4.350.0070.08318.57
5.4.340.0230.05318.65
5.4.320.0080.03512.45
5.4.310.0100.03412.46
5.4.300.0070.04912.46
5.4.290.0040.04212.46
5.4.280.0050.05212.35
5.4.270.0080.04912.35
5.4.260.0070.04012.35
5.4.250.0100.05112.35
5.4.240.0080.03812.35
5.4.230.0060.04012.34
5.4.220.0110.04012.34
5.4.210.0030.04812.34
5.4.200.0050.04112.34
5.4.190.0090.03612.34
5.4.180.0050.04012.34
5.4.170.0090.03712.35
5.4.160.0080.03712.35
5.4.150.0070.03812.34
5.4.140.0070.04512.03
5.4.130.0070.04812.02
5.4.120.0070.03611.97
5.4.110.0100.03311.96
5.4.100.0060.03611.96
5.4.90.0050.04211.97
5.4.80.0050.03811.96
5.4.70.0040.04011.96
5.4.60.0050.04211.96
5.4.50.0080.04911.96
5.4.40.0090.04911.95
5.4.30.0040.05111.95
5.4.20.0050.05811.95
5.4.10.0130.05211.95
5.4.00.0130.04911.45
5.3.290.0040.04212.80
5.3.280.0110.05712.71
5.3.270.0110.06812.72
5.3.260.0100.06212.72
5.3.250.0070.06012.71
5.3.240.0090.05312.72
5.3.230.0080.06412.71
5.3.220.0100.06412.68
5.3.210.0130.05612.68
5.3.200.0090.05912.68
5.3.190.0100.05712.68
5.3.180.0120.05712.67
5.3.170.0150.05112.67
5.3.160.0070.05712.67
5.3.150.0200.05812.67
5.3.140.0100.06412.66
5.3.130.0070.04212.66
5.3.120.0050.06212.66
5.3.110.0050.05812.66
5.3.100.0110.05912.12
5.3.90.0060.05412.08
5.3.80.0030.05312.07
5.3.70.0100.03512.07
5.3.60.0100.03212.07
5.3.50.0060.04112.00
5.3.40.0070.05112.00
5.3.30.0050.05211.96
5.3.20.0080.04011.73
5.3.10.0050.04111.71
5.3.00.0110.04911.69
5.2.170.0070.0449.20
5.2.160.0080.0309.20
5.2.150.0050.0319.19
5.2.140.0050.0319.19
5.2.130.0020.0329.15
5.2.120.0030.0319.15
5.2.110.0060.0349.16
5.2.100.0020.0329.15
5.2.90.0040.0319.16
5.2.80.0090.0299.15
5.2.70.0050.0329.15
5.2.60.0040.0329.10
5.2.50.0030.0339.07
5.2.40.0070.0279.05
5.2.30.0030.0329.01
5.2.20.0030.0319.00
5.2.10.0050.0288.92
5.2.00.0050.0308.77
5.1.60.0030.0288.07
5.1.50.0060.0278.06
5.1.40.0040.0288.04
5.1.30.0120.0438.39
5.1.20.0040.0308.41
5.1.10.0050.0288.14
5.1.00.0060.0258.14
5.0.50.0040.0286.61
5.0.40.0050.0226.47
5.0.30.0050.0306.29
5.0.20.0040.0196.26
5.0.10.0030.0216.24
5.0.00.0040.0306.23
4.4.90.0050.0144.78
4.4.80.0020.0164.75
4.4.70.0010.0174.75
4.4.60.0030.0154.76
4.4.50.0040.0144.77
4.4.40.0010.0284.70
4.4.30.0050.0144.76
4.4.20.0020.0174.85
4.4.10.0060.0134.85
4.4.00.0030.0274.76
4.3.110.0030.0194.67
4.3.100.0050.0134.67
4.3.90.0030.0164.63
4.3.80.0020.0264.58
4.3.70.0020.0174.63
4.3.60.0030.0164.63
4.3.50.0040.0164.63
4.3.40.0020.0254.54
4.3.30.0040.0153.29
4.3.20.0030.0153.26
4.3.10.0020.0163.22
4.3.00.0130.0277.06

preferences:
41.46 ms | 401 KiB | 5 Q