3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject = 'a=b'; $pattern = '/(=|!=|<|<=|>|>=)/'; $output = preg_split($pattern, $subject, PREG_SPLIT_DELIM_CAPTURE); print_r($output);

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)
8.3.40.0150.00018.85
8.3.30.0140.00018.91
8.3.20.0040.00420.42
8.3.10.0030.00621.85
8.3.00.0040.00417.75
8.2.170.0150.00022.96
8.2.160.0070.01020.52
8.2.150.0070.00024.18
8.2.140.0050.00224.66
8.2.130.0080.00026.16
8.2.120.0050.00320.95
8.2.110.0000.00922.21
8.2.100.0090.00317.67
8.2.90.0030.00519.08
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0030.00617.80
8.2.50.0030.00618.07
8.2.40.0000.00718.03
8.2.30.0040.00417.89
8.2.20.0040.00417.77
8.2.10.0000.00718.13
8.2.00.0000.00717.71
8.1.270.0000.00824.01
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0070.00323.96
8.1.230.0040.00819.15
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00917.36
8.1.190.0030.00517.35
8.1.180.0000.00918.10
8.1.170.0090.00018.62
8.1.160.0050.00321.95
8.1.150.0050.00318.93
8.1.140.0040.00417.43
8.1.130.0000.00717.71
8.1.120.0040.00417.45
8.1.110.0040.00417.53
8.1.100.0070.00017.55
8.1.90.0070.00017.56
8.1.80.0050.00317.55
8.1.70.0030.00317.51
8.1.60.0090.00017.63
8.1.50.0040.00417.52
8.1.40.0030.00617.55
8.1.30.0050.00317.58
8.1.20.0030.00617.65
8.1.10.0040.00417.44
8.1.00.0030.00517.45
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0070.00018.43
8.0.270.0030.00317.19
8.0.260.0080.00017.20
8.0.250.0030.00316.95
8.0.240.0000.00617.07
8.0.230.0070.00017.03
8.0.220.0030.00316.86
8.0.210.0030.00316.86
8.0.200.0000.00617.09
8.0.190.0000.00716.92
8.0.180.0040.00416.91
8.0.170.0050.00316.98
8.0.160.0000.00817.03
8.0.150.0040.00416.90
8.0.140.0080.00316.96
8.0.130.0030.00313.43
8.0.120.0040.00416.82
8.0.110.0030.00316.88
8.0.100.0040.00417.02
8.0.90.0050.00216.80
8.0.80.0130.00916.95
8.0.70.0040.00416.94
8.0.60.0040.00416.92
8.0.50.0000.00717.00
8.0.30.0080.01417.14
8.0.20.0080.01017.40
8.0.10.0000.00717.04
8.0.00.0100.00816.96
7.4.330.0030.00315.00
7.4.320.0030.00316.63
7.4.300.0030.00316.74
7.4.290.0030.00716.72
7.4.280.0000.00716.53
7.4.270.0040.00416.66
7.4.260.0080.00416.64
7.4.250.0030.00416.71
7.4.240.0050.00216.73
7.4.230.0000.00716.76
7.4.220.0100.00716.66
7.4.210.0110.00416.76
7.4.200.0030.00316.84
7.4.160.0090.00616.54
7.4.150.0070.01117.40
7.4.140.0070.01017.86
7.4.130.0100.00916.55
7.4.120.0180.00016.52
7.4.110.0090.01216.63
7.4.100.0060.01616.38
7.4.90.0140.00316.78
7.4.80.0090.01219.39
7.4.70.0150.00316.52
7.4.60.0110.00716.59
7.4.50.0030.00316.69
7.4.40.0060.01016.54
7.4.30.0060.01016.65
7.4.00.0030.01315.12
7.3.330.0000.00712.98
7.3.320.0050.00013.18
7.3.310.0000.00716.34
7.3.300.0030.00316.35
7.3.290.0090.00616.31
7.3.280.0080.01016.26
7.3.270.0110.00617.40
7.3.260.0060.01216.26
7.3.250.0130.00716.34
7.3.240.0070.01016.54
7.3.230.0130.01016.39
7.3.210.0090.00616.24
7.3.200.0110.00819.39
7.3.190.0100.00716.76
7.3.180.0060.00916.43
7.3.170.0000.01516.48
7.3.160.0150.00016.31
7.3.10.0030.00716.82
7.3.00.0070.00716.71
7.2.330.0160.00716.43
7.2.320.0130.00716.57
7.2.310.0120.00616.60
7.2.300.0120.01216.63
7.2.290.0100.00616.59
7.2.130.0070.00717.08
7.2.120.0070.00317.01
7.2.110.0040.00716.95
7.2.100.0030.01216.95
7.2.90.0140.00016.71
7.2.80.0060.00616.73
7.2.70.0030.01317.07
7.2.60.0040.01116.99
7.2.50.0060.00916.80
7.2.40.0000.01417.00
7.2.30.0080.00416.80
7.2.20.0060.00917.00
7.2.10.0100.00716.96
7.2.00.0040.01118.27
7.1.250.0090.00315.80
7.1.100.0060.00918.52
7.1.70.0080.00317.07
7.1.60.0100.01619.40
7.1.50.0150.00717.18
7.1.00.0030.07722.32
7.0.200.0040.00416.62
7.0.140.0100.06722.00
7.0.60.0100.08319.93
7.0.50.0030.07317.75
7.0.40.0130.03720.42
7.0.30.0570.06720.10
7.0.20.0270.07720.22
7.0.10.0200.07720.09
7.0.00.0100.03720.20
5.6.280.0130.06721.02
5.6.210.0100.07720.54
5.6.200.0070.04318.12
5.6.190.0070.04320.48
5.6.180.0270.07320.41
5.6.170.0170.07020.55
5.6.160.0030.07720.54
5.6.150.0100.07318.14
5.6.140.0100.08018.21
5.6.130.0130.08018.20
5.6.120.0070.08020.96
5.6.110.0070.08321.11
5.6.100.0030.08721.02
5.6.90.0030.04320.96
5.6.80.0130.07720.34
5.5.350.0070.08020.29
5.5.340.0100.08017.95
5.5.330.0030.05720.37
5.5.320.0030.08020.32
5.5.310.0370.07320.34
5.5.300.0030.08717.98
5.5.290.0100.07717.98
5.5.280.0100.08020.95
5.5.270.0070.04020.66
5.5.260.0100.08320.78
5.5.250.0100.06320.57
5.5.240.0230.06720.25
5.4.450.0300.04019.48
5.4.440.0770.04319.52
5.4.430.0300.04319.27
5.4.420.0400.04319.57
5.4.410.0330.04319.28
5.4.400.0130.04319.20
5.4.390.0300.03719.06
5.4.380.0830.05318.55
5.4.370.0930.06018.54
5.4.360.0900.05318.54
5.4.350.0930.06318.61
5.4.340.0830.06718.54
5.4.320.0030.04312.48
5.4.310.0060.04312.47
5.4.300.0070.04412.48
5.4.290.0070.04512.47
5.4.280.0110.04112.38
5.4.270.0060.03812.38
5.4.260.0060.04012.38
5.4.250.0070.04212.37
5.4.240.0120.03212.37
5.4.230.0030.04512.36
5.4.220.0140.03912.37
5.4.210.0050.03712.36
5.4.200.0060.03812.36
5.4.190.0090.03512.36
5.4.180.0060.03712.36
5.4.170.0060.03912.38
5.4.160.0120.04212.37
5.4.150.0050.03712.36
5.4.140.0050.04612.05
5.4.130.0050.03612.04
5.4.120.0060.03412.00
5.4.110.0060.04511.99
5.4.100.0100.03311.99
5.4.90.0080.03611.99
5.4.80.0060.03711.99
5.4.70.0060.03411.99
5.4.60.0050.03411.98
5.4.50.0060.03711.99
5.4.40.0100.03611.98
5.4.30.0070.03911.97
5.4.20.0050.04511.98
5.4.10.0080.03211.97
5.4.00.0080.03211.47
5.3.290.0060.03912.80
5.3.280.0100.04012.71
5.3.270.0080.04712.72
5.3.260.0060.03912.72
5.3.250.0100.03812.71
5.3.240.0060.03812.72
5.3.230.0080.03712.71
5.3.220.0070.03812.68
5.3.210.0090.04512.68
5.3.200.0090.03812.68
5.3.190.0060.03712.68
5.3.180.0060.03512.67
5.3.170.0040.03812.67
5.3.160.0050.03712.67
5.3.150.0050.03712.67
5.3.140.0040.03812.66
5.3.130.0080.04112.66
5.3.120.0070.04812.66
5.3.110.0070.04712.66
5.3.100.0050.03712.12
5.3.90.0050.05012.10
5.3.80.0080.04112.09
5.3.70.0060.03712.09
5.3.60.0080.03912.07
5.3.50.0100.03512.02
5.3.40.0040.03912.02
5.3.30.0050.03811.98
5.3.20.0050.03611.76
5.3.10.0070.04211.73
5.3.00.0070.04011.71
5.2.170.0050.0339.21
5.2.160.0050.0319.22
5.2.150.0060.0369.22
5.2.140.0060.0319.21
5.2.130.0040.0299.17
5.2.120.0050.0279.17
5.2.110.0030.0309.18
5.2.100.0060.0269.18
5.2.90.0030.0309.18
5.2.80.0040.0319.17
5.2.70.0040.0319.18
5.2.60.0060.0289.13
5.2.50.0010.0339.09
5.2.40.0060.0279.07
5.2.30.0040.0309.05
5.2.20.0060.0279.04
5.2.10.0040.0298.93
5.2.00.0060.0378.79
5.1.60.0060.0268.06
5.1.50.0070.0238.06
5.1.40.0060.0278.04
5.1.30.0060.0278.39
5.1.20.0080.0288.41
5.1.10.0060.0428.14
5.1.00.0040.0268.14
5.0.50.0040.0256.62
5.0.40.0060.0196.48
5.0.30.0040.0336.29
5.0.20.0050.0176.25
5.0.10.0020.0266.24
5.0.00.0040.0336.23
4.4.90.0030.0164.78
4.4.80.0030.0154.75
4.4.70.0030.0174.75
4.4.60.0040.0174.75
4.4.50.0020.0174.77
4.4.40.0020.0274.71
4.4.30.0050.0174.76
4.4.20.0070.0164.84
4.4.10.0030.0204.85
4.4.00.0040.0254.76
4.3.110.0020.0184.66
4.3.100.0020.0184.66
4.3.90.0020.0204.63
4.3.80.0040.0264.59
4.3.70.0040.0144.63
4.3.60.0010.0174.63
4.3.50.0040.0164.63
4.3.40.0040.0244.54
4.3.30.0040.0143.28
4.3.20.0040.0173.26
4.3.10.0010.0183.21
4.3.00.0200.01315.92

preferences:
52.11 ms | 400 KiB | 5 Q