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]); } } 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)
8.3.70.0110.00718.55
8.3.60.0070.01116.88
8.3.50.0130.00722.17
8.3.40.0040.01118.73
8.3.30.0160.00019.09
8.3.20.0040.00420.29
8.3.10.0080.00023.70
8.3.00.0030.00520.84
8.2.180.0040.01118.53
8.2.170.0100.00722.96
8.2.160.0140.00020.25
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00821.02
8.2.110.0040.00422.07
8.2.100.0090.00318.03
8.2.90.0040.00419.20
8.2.80.0080.00017.97
8.2.70.0030.00617.88
8.2.60.0000.00818.04
8.2.50.0000.00818.07
8.2.40.0060.00321.30
8.2.30.0030.00518.42
8.2.20.0000.00818.00
8.2.10.0000.00718.20
8.2.00.0040.00418.02
8.1.280.0070.01025.92
8.1.270.0080.00023.72
8.1.260.0040.00726.35
8.1.250.0070.00028.09
8.1.240.0060.00323.79
8.1.230.0080.00419.23
8.1.220.0060.00317.80
8.1.210.0040.00418.77
8.1.200.0070.00417.60
8.1.190.0040.00417.48
8.1.180.0060.00318.10
8.1.170.0080.00018.71
8.1.160.0040.00422.05
8.1.150.0070.00018.81
8.1.140.0000.00717.65
8.1.130.0040.00417.84
8.1.120.0040.00417.64
8.1.110.0030.00617.62
8.1.100.0000.00817.67
8.1.90.0030.00517.52
8.1.80.0050.00217.59
8.1.70.0030.00317.48
8.1.60.0040.00417.79
8.1.50.0030.00517.59
8.1.40.0030.00717.69
8.1.30.0040.00417.71
8.1.20.0040.00417.76
8.1.10.0030.00617.51
8.1.00.0000.00817.57
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0050.00318.38
8.0.270.0000.00717.29
8.0.260.0070.00017.34
8.0.250.0030.00317.13
8.0.240.0080.00017.09
8.0.230.0000.00717.10
8.0.220.0070.00017.00
8.0.210.0040.00417.13
8.0.200.0000.00617.02
8.0.190.0030.00517.03
8.0.180.0000.00817.11
8.0.170.0040.00417.05
8.0.160.0000.00716.99
8.0.150.0000.00717.07
8.0.140.0000.00917.02
8.0.130.0030.00613.49
8.0.120.0090.00016.93
8.0.110.0030.00617.12
8.0.100.0040.00416.97
8.0.90.0000.00716.93
8.0.80.0000.01517.07
8.0.70.0040.00416.98
8.0.60.0020.00516.97
8.0.50.0000.00717.06
8.0.30.0080.01317.42
8.0.20.0090.00917.46
8.0.10.0000.00817.19
8.0.00.0100.00817.09
7.4.330.0000.00515.24
7.4.320.0000.00616.76
7.4.300.0060.00016.92
7.4.290.0070.00016.78
7.4.280.0070.00016.92
7.4.270.0050.00516.82
7.4.260.0000.00716.73
7.4.250.0040.00416.84
7.4.240.0050.00216.83
7.4.230.0060.00016.78
7.4.220.0090.00916.90
7.4.210.0090.00516.78
7.4.200.0000.00716.68
7.4.190.0000.00716.91
7.4.160.0110.00616.63
7.4.150.0150.00317.40
7.4.140.0140.01217.86
7.4.130.0090.00716.76
7.4.120.0130.00816.73
7.4.110.0090.01216.59
7.4.100.0070.01016.62
7.4.90.0030.01516.86
7.4.80.0120.00619.39
7.4.70.0110.00616.68
7.4.60.0140.00516.72
7.4.50.0050.00016.57
7.4.40.0060.01516.40
7.4.30.0050.01116.66
7.4.00.0070.01115.00
7.3.330.0030.00313.21
7.3.320.0030.00313.25
7.3.310.0040.00416.38
7.3.300.0000.00716.45
7.3.290.0030.01016.46
7.3.280.0100.00716.41
7.3.270.0100.00717.40
7.3.260.0100.01416.43
7.3.250.0070.01016.51
7.3.240.0130.01016.53
7.3.230.0100.00716.39
7.3.210.0060.01216.47
7.3.200.0100.00719.39
7.3.190.0170.00316.36
7.3.180.0060.01016.71
7.3.170.0040.01316.57
7.3.160.0110.00616.59
7.3.120.0130.00014.79
7.2.330.0040.01816.74
7.2.320.0030.01416.68
7.2.310.0120.00616.63
7.2.300.0100.01016.66
7.2.290.0110.00616.87
7.2.110.0200.00416.46
7.2.60.0240.01116.82
7.2.00.0060.00619.66
7.1.200.0040.01116.05
7.1.100.0030.00618.32
7.1.70.0000.00717.07
7.1.60.0060.01919.46
7.1.50.0000.01117.23
7.1.00.0030.07722.35
7.0.200.0000.00716.75
7.0.140.0000.07322.09
7.0.60.0070.07019.93
7.0.50.0070.07017.92
7.0.40.0100.08320.06
7.0.30.0270.07020.06
7.0.20.0270.05320.13
7.0.10.0170.06720.18
7.0.00.0000.05020.05
5.6.280.0030.07020.86
5.6.210.0000.06320.45
5.6.200.0030.07318.19
5.6.190.0070.06020.41
5.6.180.0430.08320.27
5.6.170.0230.08320.50
5.6.160.0070.09020.46
5.6.150.0000.04318.13
5.6.140.0070.08318.11
5.6.130.0070.03718.18
5.6.120.0000.06721.01
5.6.110.0070.08021.10
5.6.100.0030.05321.04
5.6.90.0100.08021.13
5.6.80.0070.08020.36
5.5.350.0200.03720.46
5.5.340.0030.04017.96
5.5.330.0270.06720.29
5.5.320.0270.07720.29
5.5.310.0470.06320.32
5.5.300.0000.04017.92
5.5.290.0100.07717.91
5.5.280.0200.07020.72
5.5.270.0100.08020.95
5.5.260.0100.07720.75
5.5.250.0030.04020.49
5.5.240.0070.07320.25
5.4.450.0270.05719.24
5.4.440.0900.09019.49
5.4.430.0900.04019.54
5.4.420.0130.04719.48
5.4.410.0830.05319.37
5.4.400.1230.08019.00
5.4.390.1070.05319.22
5.4.380.0330.06018.70
5.4.370.0530.06318.69
5.4.360.0300.08018.50
5.4.350.0470.07318.73
5.4.340.0400.04318.46
5.4.320.0060.03612.45
5.4.310.0040.04012.45
5.4.300.0080.05012.45
5.4.290.0100.05112.45
5.4.280.0090.05012.35
5.4.270.0130.03712.35
5.4.260.0090.04012.35
5.4.250.0060.04112.35
5.4.240.0120.04812.35
5.4.230.0090.05312.34
5.4.220.0080.05212.34
5.4.210.0050.03712.34
5.4.200.0090.03812.34
5.4.190.0060.03612.34
5.4.180.0150.05212.34
5.4.170.0080.04212.35
5.4.160.0090.05112.34
5.4.150.0120.03312.34
5.4.140.0080.05312.02
5.4.130.0100.04112.01
5.4.120.0060.03611.97
5.4.110.0070.07111.96
5.4.100.0090.04311.97
5.4.90.0070.04411.96
5.4.80.0080.04111.97
5.4.70.0130.03211.96
5.4.60.0100.04611.97
5.4.50.0100.03411.96
5.4.40.0070.03511.95
5.4.30.0080.03511.95
5.4.20.0100.03511.95
5.4.10.0090.04211.95
5.4.00.0130.06311.44
5.3.290.0060.03912.80
5.3.280.0060.05812.71
5.3.270.0100.04012.72
5.3.260.0030.04512.72
5.3.250.0060.04412.71
5.3.240.0040.04312.72
5.3.230.0060.04112.71
5.3.220.0110.03612.68
5.3.210.0060.04612.68
5.3.200.0140.07812.68
5.3.190.0080.05612.68
5.3.180.0230.09212.68
5.3.170.0090.04312.67
5.3.160.0080.04212.68
5.3.150.0080.05212.67
5.3.140.0080.03812.66
5.3.130.0110.05012.65
5.3.120.0080.04212.66
5.3.110.0030.05112.66
5.3.100.0080.04112.12
5.3.90.0180.07512.08
5.3.80.0030.05812.07
5.3.70.0200.09812.07
5.3.60.0040.04312.06
5.3.50.0070.04012.00
5.3.40.0060.04212.00
5.3.30.0070.03711.96
5.3.20.0060.03811.74
5.3.10.0090.03411.71
5.3.00.0050.03911.69
5.2.170.0060.0319.19
5.2.160.0060.0329.20
5.2.150.0070.0299.20
5.2.140.0050.0329.19
5.2.130.0070.0299.15
5.2.120.0080.0269.15
5.2.110.0030.0349.16
5.2.100.0070.0279.16
5.2.90.0060.0309.15
5.2.80.0050.0329.15
5.2.70.0100.0319.15
5.2.60.0100.0869.10
5.2.50.0070.0319.07
5.2.40.0050.0329.05
5.2.30.0070.0309.03
5.2.20.0060.0319.02
5.2.10.0050.0328.93
5.2.00.0050.0368.79
5.1.60.0030.0318.06
5.1.50.0030.0358.06
5.1.40.0050.0338.04
5.1.30.0040.0398.39
5.1.20.0070.0318.41
5.1.10.0060.0268.14
5.1.00.0060.0268.14
5.0.50.0050.0236.62
5.0.40.0040.0186.47
5.0.30.0040.0356.29
5.0.20.0110.0476.26
5.0.10.0030.0246.23
5.0.00.0020.0446.23
4.4.90.0010.0244.78
4.4.80.0030.0174.75
4.4.70.0000.0204.76
4.4.60.0060.0144.75
4.4.50.0050.0154.77
4.4.40.0050.0284.71
4.4.30.0010.0244.76
4.4.20.0050.0214.85
4.4.10.0040.0284.85
4.4.00.0050.0314.76
4.3.110.0040.0224.67
4.3.100.0050.0374.66
4.3.90.0020.0254.63
4.3.80.0010.0354.59
4.3.70.0040.0214.63
4.3.60.0100.0364.63
4.3.50.0030.0224.63
4.3.40.0010.0354.54
4.3.30.0040.0203.28
4.3.20.0010.0233.26
4.3.10.0030.0183.22
4.3.00.0070.0207.63

preferences:
59.16 ms | 401 KiB | 5 Q