3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a\\\\\\,b\\\\,c\\,d'; preg_match_all('/(?:(?:\\\\.))+(?<=,|$)/',$str,$matches); var_dump($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)
8.3.60.0070.01116.75
8.3.50.0070.01322.92
8.3.40.0070.01418.88
8.3.30.0070.00718.95
8.3.20.0070.00020.34
8.3.10.0040.00423.49
8.3.00.0090.00019.26
8.2.180.0110.00418.19
8.2.170.0070.01022.96
8.2.160.0070.01020.57
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00826.16
8.2.120.0040.00421.21
8.2.110.0070.00421.12
8.2.100.0040.00717.78
8.2.90.0030.00519.13
8.2.80.0080.00017.97
8.2.70.0050.00317.50
8.2.60.0040.00417.92
8.2.50.0040.00418.10
8.2.40.0090.00318.03
8.2.30.0040.00418.02
8.2.20.0050.00317.64
8.2.10.0040.00417.92
8.2.00.0050.00317.82
8.1.280.0070.01025.92
8.1.270.0060.00323.82
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.67
8.1.230.0030.01017.70
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0000.00917.36
8.1.190.0000.00917.23
8.1.180.0050.00318.10
8.1.170.0060.00318.71
8.1.160.0050.00222.00
8.1.150.0070.00018.92
8.1.140.0060.00317.57
8.1.130.0040.00417.75
8.1.120.0040.00417.45
8.1.110.0000.00717.59
8.1.100.0040.00417.44
8.1.90.0040.00417.57
8.1.80.0000.00717.55
8.1.70.0000.00717.49
8.1.60.0000.00817.68
8.1.50.0030.00517.60
8.1.40.0040.00417.59
8.1.30.0030.00517.63
8.1.20.0000.00917.73
8.1.10.0050.00217.56
8.1.00.0000.00717.60
8.0.300.0060.00318.77
8.0.290.0040.00416.73
8.0.280.0000.00718.32
8.0.270.0050.00217.20
8.0.260.0000.00617.27
8.0.250.0030.00317.07
8.0.240.0000.00717.04
8.0.230.0040.00416.98
8.0.220.0000.00716.87
8.0.210.0000.00716.94
8.0.200.0030.00316.95
8.0.190.0030.00516.94
8.0.180.0000.00716.90
8.0.170.0040.00416.98
8.0.160.0030.00317.00
8.0.150.0000.00816.86
8.0.140.0000.00716.91
8.0.130.0060.00013.46
8.0.120.0040.00417.00
8.0.110.0050.00316.94
8.0.100.0040.00416.95
8.0.90.0000.00817.00
8.0.80.0170.00017.01
8.0.70.0040.00416.87
8.0.60.0000.00816.86
8.0.50.0040.00416.85
8.0.30.0150.00417.02
8.0.20.0070.01217.40
8.0.10.0000.00716.93
8.0.00.0140.00516.78
7.4.330.0000.00515.05
7.4.320.0000.00616.77
7.4.300.0070.00016.59
7.4.290.0070.00016.63
7.4.280.0000.00716.78
7.4.270.0040.00416.57
7.4.260.0000.00716.71
7.4.250.0080.00016.68
7.4.240.0020.00716.66
7.4.230.0030.00316.50
7.4.220.0160.00316.65
7.4.210.0100.01016.84
7.4.200.0000.00716.82
7.4.160.0130.00316.82
7.4.150.0120.00617.40
7.4.140.0090.01117.86
7.4.130.0050.01216.54
7.4.120.0110.00516.62
7.4.110.0130.00416.64
7.4.100.0110.00916.66
7.4.90.0140.00316.58
7.4.80.0080.01219.39
7.4.70.0050.01216.55
7.4.60.0030.01316.45
7.4.50.0000.00816.75
7.4.40.0060.01016.53
7.4.30.0070.01016.48
7.4.00.0060.00815.11
7.3.330.0000.00613.20
7.3.320.0000.00613.14
7.3.310.0050.00216.42
7.3.300.0050.00216.18
7.3.290.0100.01016.32
7.3.280.0090.00816.31
7.3.270.0130.00917.40
7.3.260.0090.01516.50
7.3.250.0120.01016.31
7.3.240.0100.00716.22
7.3.230.0070.01016.39
7.3.210.0140.00316.22
7.3.200.0130.00319.39
7.3.190.0090.01116.52
7.3.180.0080.00816.58
7.3.170.0100.00716.27
7.3.160.0120.00316.43
7.3.120.0100.01015.08
7.3.110.0100.00314.49
7.3.100.0060.00915.16
7.3.90.0060.01114.96
7.3.80.0070.00715.01
7.3.70.0030.00914.88
7.3.60.0040.01115.00
7.3.50.0040.01114.57
7.3.40.0030.00814.53
7.3.30.0100.00614.89
7.3.20.0140.00016.59
7.3.10.0120.00016.68
7.3.00.0030.00916.47
7.2.330.0070.01116.72
7.2.320.0160.00516.50
7.2.310.0110.00516.72
7.2.300.0100.00616.45
7.2.290.0030.01316.71
7.2.250.0000.02015.25
7.2.240.0100.01015.22
7.2.230.0120.00614.99
7.2.220.0120.00614.97
7.2.210.0130.00314.88
7.2.200.0060.00614.82
7.2.190.0070.00715.06
7.2.180.0030.00914.92
7.2.170.0030.00714.96
7.2.60.0080.00816.93
7.2.00.0030.01219.45
7.1.330.0070.00716.04
7.1.320.0020.00915.88
7.1.310.0090.00616.09
7.1.300.0040.01116.06
7.1.290.0120.00415.98
7.1.280.0040.00715.63
7.1.270.0060.00615.71
7.1.260.0040.00815.95
7.1.200.0060.00615.70
7.1.100.0040.00717.94
7.1.70.0050.00317.29
7.1.60.0000.01117.43
7.1.50.0060.01917.05
7.1.00.0000.08022.47
7.0.200.0040.01416.80
7.0.140.0100.07022.00
7.0.60.0030.04019.96
7.0.50.0130.07317.91
7.0.40.0070.08720.26
7.0.30.0170.05320.05
7.0.20.0230.05320.31
7.0.10.0070.08720.35
7.0.00.0000.04320.01
5.6.280.0070.07021.04
5.6.210.0100.06020.54
5.6.200.0100.08318.08
5.6.190.0100.05720.32
5.6.180.0000.04720.73
5.6.170.0300.08020.38
5.6.160.0100.08020.46
5.6.150.0100.08318.17
5.6.140.0100.07718.20
5.6.130.0070.04318.18
5.6.120.0100.08021.03
5.6.110.0030.08721.00
5.6.100.0170.06320.98
5.6.90.0030.04321.09
5.6.80.0100.04320.39
5.6.70.3970.03720.48
5.5.350.0130.06720.42
5.5.340.0030.04017.99
5.5.330.0030.05320.06
5.5.320.0370.06020.36
5.5.310.0200.03720.34
5.5.300.0030.06717.88
5.5.290.0030.08717.98
5.5.280.0100.08020.97
5.5.270.0070.04020.72
5.5.260.0270.05320.96
5.5.250.0130.06020.57
5.5.240.0200.07020.04
5.4.450.0300.05019.58
5.4.440.0370.04319.21
5.4.430.0230.04019.54
5.4.420.0230.05319.40
5.4.410.0370.03318.94
5.4.400.0100.04319.07
5.4.390.0230.05318.81
5.4.380.0270.06018.78
5.4.370.0430.08018.76
5.4.360.0370.08018.44
5.4.350.0300.05718.67
5.4.340.0230.05718.50
5.4.320.0090.03712.45
5.4.310.0080.03612.45
5.4.300.0080.04012.45
5.4.290.0050.03912.45
5.4.280.0070.03412.34
5.4.270.0040.03712.34
5.4.260.0070.03512.34
5.4.250.0060.04112.35
5.4.240.0040.03812.35
5.4.230.0070.03612.34
5.4.220.0050.03712.34
5.4.210.0060.03512.34
5.4.200.0060.03712.34
5.4.190.0060.03712.34
5.4.180.0080.03412.34
5.4.170.0040.03712.34
5.4.160.0070.03412.34
5.4.150.0050.03612.34
5.4.140.0050.03812.02
5.4.130.0030.04212.01
5.4.120.0040.03911.97
5.4.110.0030.03911.96
5.4.100.0070.03411.96
5.4.90.0080.03411.97
5.4.80.0060.03711.96
5.4.70.0060.03411.96
5.4.60.0060.03511.96
5.4.50.0050.03811.96
5.4.40.0030.04011.95
5.4.30.0030.03611.94
5.4.20.0090.03411.95
5.4.10.0080.04911.95
5.4.00.0050.03711.44
5.3.290.0070.03812.80
5.3.280.0060.03712.71
5.3.270.0040.04112.73
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0090.03512.72
5.3.230.0030.04312.71
5.3.220.0090.03912.68
5.3.210.0050.04212.68
5.3.200.0040.03812.68
5.3.190.0090.03512.68
5.3.180.0040.03812.68
5.3.170.0060.03512.67
5.3.160.0060.03612.67
5.3.150.0070.03612.67
5.3.140.0070.03612.66
5.3.130.0040.04112.66
5.3.120.0060.03812.66
5.3.110.0080.03612.66
5.3.100.0050.03712.12
5.3.90.0040.03812.09
5.3.80.0070.03512.07
5.3.70.0050.03612.08
5.3.60.0070.03412.07
5.3.50.0050.03812.00
5.3.40.0060.04412.00
5.3.30.0050.03611.95
5.3.20.0040.03711.74
5.3.10.0090.04411.70
5.3.00.0080.04011.69
5.2.170.0050.0349.19
5.2.160.0070.0339.19
5.2.150.0120.0289.19
5.2.140.0070.0389.19
5.2.130.0060.0289.15
5.2.120.0050.0289.15
5.2.110.0050.0289.16
5.2.100.0030.0309.15
5.2.90.0050.0299.15
5.2.80.0020.0339.14
5.2.70.0030.0379.15
5.2.60.0040.0339.09
5.2.50.0040.0339.06
5.2.40.0040.0299.05
5.2.30.0050.0299.02
5.2.20.0050.0289.02
5.2.10.0060.0278.91
5.2.00.0080.0428.77
5.1.60.0070.0248.06
5.1.50.0040.0258.06
5.1.40.0050.0338.04
5.1.30.0050.0298.39
5.1.20.0040.0268.41
5.1.10.0060.0248.14
5.1.00.0050.0248.13
5.0.50.0040.0206.61
5.0.40.0040.0206.47
5.0.30.0060.0286.29
5.0.20.0050.0226.26
5.0.10.0030.0276.23
5.0.00.0050.0316.22
4.4.90.0030.0154.78
4.4.80.0000.0184.76
4.4.70.0040.0144.76
4.4.60.0040.0144.75
4.4.50.0030.0144.77
4.4.40.0030.0304.71
4.4.30.0010.0184.76
4.4.20.0000.0174.84
4.4.10.0020.0164.85
4.4.00.0030.0264.75
4.3.110.0040.0144.67
4.3.100.0010.0164.66
4.3.90.0030.0154.63
4.3.80.0040.0234.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0060.0124.63
4.3.40.0030.0244.54
4.3.30.0040.0143.29
4.3.20.0020.0163.26
4.3.10.0020.0153.21
4.3.00.0030.02015.68

preferences:
63.05 ms | 401 KiB | 5 Q