3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '\d+'; $haystack = '0123 456 789'; preg_replace_callback($pattern, 'add_three', $haystack); function add_three($matches){ return '777'; }

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)
8.3.40.0030.01218.67
8.3.30.0090.00618.98
8.3.20.0040.00420.34
8.3.10.0030.00621.61
8.3.00.0050.00317.50
8.2.170.0110.00322.96
8.2.160.0150.00622.09
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00220.95
8.2.110.0080.00019.37
8.2.100.0080.00417.78
8.2.90.0000.00817.63
8.2.80.0070.00019.01
8.2.70.0080.00017.80
8.2.60.0060.00318.03
8.2.50.0060.00318.10
8.2.40.0040.00419.35
8.2.30.0050.00219.07
8.2.20.0040.00417.61
8.2.10.0080.00018.06
8.2.00.0000.00717.66
8.1.270.0050.00324.02
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0110.00021.83
8.1.230.0110.00021.04
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0000.00917.13
8.1.190.0050.00317.35
8.1.180.0030.00518.10
8.1.170.0060.00318.56
8.1.160.0070.00018.88
8.1.150.0040.00418.81
8.1.140.0040.00417.26
8.1.130.0040.00417.84
8.1.120.0080.00017.36
8.1.110.0000.00717.37
8.1.100.0030.00617.36
8.1.90.0030.00517.37
8.1.80.0020.00517.30
8.1.70.0030.00317.40
8.1.60.0040.00417.53
8.1.50.0030.00517.40
8.1.40.0030.00517.46
8.1.30.0030.00617.53
8.1.20.0050.00217.55
8.1.10.0030.00617.35
8.1.00.0040.00417.36
8.0.300.0030.00519.87
8.0.290.0070.00016.75
8.0.280.0000.00718.27
8.0.270.0030.00317.18
8.0.260.0070.00017.11
8.0.250.0030.00316.84
8.0.240.0030.00316.93
8.0.230.0040.00416.94
8.0.220.0070.00016.89
8.0.210.0030.00316.89
8.0.200.0060.00016.95
8.0.190.0050.00316.97
8.0.180.0040.00416.89
8.0.170.0040.00416.92
8.0.160.0040.00416.80
8.0.150.0000.00816.84
8.0.140.0040.00716.77
8.0.130.0030.00313.34
8.0.120.0050.00216.82
8.0.110.0000.00716.78
8.0.100.0070.00016.91
8.0.90.0070.00016.93
8.0.80.0090.01316.87
8.0.70.0000.00716.84
8.0.60.0050.00316.82
8.0.50.0040.00416.87
8.0.30.0170.01016.93
8.0.20.0120.01017.40
8.0.10.0000.00716.84
8.0.00.0100.01016.71
7.4.330.0030.00315.00
7.4.320.0030.00316.46
7.4.300.0030.00316.51
7.4.290.0050.00216.52
7.4.280.0040.00416.54
7.4.270.0070.00016.38
7.4.260.0060.00016.50
7.4.250.0000.00816.39
7.4.240.0020.00616.39
7.4.230.0000.00816.50
7.4.220.0140.00416.52
7.4.210.0060.01016.51
7.4.200.0040.00416.63
7.4.160.0090.00616.54
7.4.150.0140.00317.40
7.4.140.0150.00317.86
7.4.130.0140.00516.52
7.4.120.0130.00816.36
7.4.110.0100.00616.55
7.4.100.0140.00516.50
7.4.90.0110.00716.55
7.4.80.0100.00719.39
7.4.70.0120.00416.36
7.4.60.0100.00716.32
7.4.50.0000.00816.21
7.4.40.0060.01016.52
7.4.30.0180.00416.24
7.4.00.0100.00514.93
7.3.330.0030.00313.25
7.3.320.0050.00013.18
7.3.310.0060.00016.16
7.3.300.0030.00316.26
7.3.290.0110.00616.26
7.3.280.0110.00516.21
7.3.270.0060.01217.40
7.3.260.0160.00016.43
7.3.250.0130.00316.50
7.3.240.0110.00816.48
7.3.230.0120.00616.39
7.3.210.0090.00916.43
7.3.200.0120.00419.39
7.3.190.0090.00616.43
7.3.180.0120.00316.35
7.3.170.0080.00816.28
7.3.160.0070.01016.53
7.3.120.0070.01014.75
7.3.110.0070.01014.61
7.3.100.0030.01014.93
7.3.90.0030.00714.68
7.3.80.0100.00314.65
7.3.70.0100.00314.82
7.3.60.0070.00714.80
7.3.50.0040.00714.73
7.3.40.0080.00314.43
7.3.30.0030.01214.81
7.3.20.0060.00916.63
7.3.10.0040.00716.50
7.3.00.0060.00616.60
7.2.330.0090.00916.28
7.2.320.0130.01016.39
7.2.310.0120.00916.55
7.2.300.0100.00716.49
7.2.290.0100.00616.19
7.2.250.0170.00014.92
7.2.240.0070.01314.70
7.2.230.0100.00314.70
7.2.220.0040.00814.86
7.2.210.0060.00314.84
7.2.200.0000.01414.79
7.2.190.0100.00714.69
7.2.180.0040.00714.85
7.2.170.0070.00714.75
7.2.00.0090.00319.22
7.1.330.0030.01015.67
7.1.320.0070.00715.51
7.1.310.0000.01315.98
7.1.300.0070.00715.88
7.1.290.0080.00415.76
7.1.280.0000.01215.75
7.1.270.0030.00915.65
7.1.260.0080.00315.61
7.1.100.0040.01118.07
7.1.70.0040.00417.23
7.1.60.0000.02519.40
7.1.50.0000.02116.93
7.1.00.0000.09322.47
7.0.200.0000.00716.69
7.0.140.0070.07022.07
7.0.60.0100.04319.91
7.0.50.0070.07017.87
7.0.40.0030.05020.26
7.0.30.0230.04320.07
7.0.20.0270.07720.08
7.0.10.0070.04720.10
7.0.00.0100.08020.15
5.6.280.0000.07720.92
5.6.210.0130.07720.65
5.6.200.0100.05718.18
5.6.190.0030.04320.52
5.6.180.0370.07020.55
5.6.170.0370.07020.50
5.6.160.0000.04320.50
5.6.150.0130.07318.16
5.6.140.0170.03718.23
5.6.130.0070.04718.21
5.6.120.0100.08021.14
5.6.110.0030.07720.99
5.6.100.0030.04720.99
5.6.90.0030.09021.11
5.6.80.0070.07020.41
5.5.350.0030.08020.38
5.5.340.0000.04318.08
5.5.330.0000.04320.57
5.5.320.0370.05320.24
5.5.310.0330.07020.25
5.5.300.0130.07318.07
5.5.290.0070.03718.02
5.5.280.0070.08720.66
5.5.270.0070.04720.77
5.5.260.0070.03720.84
5.5.250.0000.07720.79
5.5.240.0130.08020.16
5.4.450.0370.02719.57
5.4.440.0430.04019.49
5.4.430.0470.04719.46
5.4.420.0800.04719.32
5.4.410.0530.04319.35
5.4.400.0230.05319.25
5.4.390.0430.04019.19
5.4.380.0230.07018.80
5.4.370.0330.08018.62
5.4.360.0500.06718.56
5.4.350.0500.07718.51
5.4.340.0600.04018.53
5.4.320.0110.03512.50
5.4.310.0060.03912.50
5.4.300.0080.04412.50
5.4.290.0050.04412.50
5.4.280.0090.03112.40
5.4.270.0050.04312.40
5.4.260.0060.04012.40
5.4.250.0070.03812.39
5.4.240.0040.04012.40
5.4.230.0060.04412.39
5.4.220.0040.04212.39
5.4.210.0060.03512.39
5.4.200.0090.03412.39
5.4.190.0090.03212.39
5.4.180.0070.03812.39
5.4.170.0060.03512.39
5.4.160.0040.03612.39
5.4.150.0040.03612.39
5.4.140.0060.03612.07
5.4.130.0050.03712.06
5.4.120.0070.03612.02
5.4.110.0050.04012.01
5.4.100.0100.03112.02
5.4.90.0060.04212.01
5.4.80.0070.03412.01
5.4.70.0040.03612.01
5.4.60.0050.03312.01
5.4.50.0070.03512.01
5.4.40.0060.03612.00
5.4.30.0080.03511.99
5.4.20.0050.03511.99
5.4.10.0080.03211.99
5.4.00.0050.03711.48
5.3.290.0080.04812.80
5.3.280.0060.03812.71
5.3.270.0040.03912.73
5.3.260.0060.04412.72
5.3.250.0060.03512.72
5.3.240.0070.04112.72
5.3.230.0100.03312.71
5.3.220.0080.03412.68
5.3.210.0060.04012.68
5.3.200.0080.03712.68
5.3.190.0070.03812.68
5.3.180.0050.03712.67
5.3.170.0040.03912.66
5.3.160.0070.03912.67
5.3.150.0060.04012.67
5.3.140.0080.04512.66
5.3.130.0070.04012.66
5.3.120.0060.03912.66
5.3.110.0070.03812.66
5.3.100.0070.03812.12
5.3.90.0060.04112.09
5.3.80.0060.03612.09
5.3.70.0050.03712.09
5.3.60.0070.03412.07
5.3.50.0060.03612.02
5.3.40.0070.03512.02
5.3.30.0050.03611.98
5.3.20.0090.03111.75
5.3.10.0050.03411.73
5.3.00.0050.04211.71
5.2.170.0040.0309.21
5.2.160.0080.0259.22
5.2.150.0050.0299.21
5.2.140.0060.0299.21
5.2.130.0030.0309.18
5.2.120.0040.0289.17
5.2.110.0050.0289.18
5.2.100.0060.0269.17
5.2.90.0040.0299.17
5.2.80.0050.0299.16
5.2.70.0060.0289.16
5.2.60.0040.0359.12
5.2.50.0040.0309.10
5.2.40.0050.0279.07
5.2.30.0060.0279.04
5.2.20.0060.0279.03
5.2.10.0050.0298.93
5.2.00.0050.0308.80
5.1.60.0050.0228.09
5.1.50.0060.0228.09
5.1.40.0040.0258.06
5.1.30.0030.0268.41
5.1.20.0060.0258.43
5.1.10.0050.0288.16
5.1.00.0040.0278.16
5.0.50.0040.0256.63
5.0.40.0080.0226.50
5.0.30.0040.0336.30
5.0.20.0080.0166.27
5.0.10.0040.0226.26
5.0.00.0020.0366.25
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0020.0164.76
4.4.60.0040.0144.76
4.4.50.0010.0274.77
4.4.40.0040.0244.71
4.4.30.0040.0134.76
4.4.20.0040.0174.84
4.4.10.0050.0224.85
4.4.00.0040.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0050.0184.64
4.3.80.0010.0284.59
4.3.70.0030.0164.63
4.3.60.0010.0184.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0020.0163.30
4.3.20.0020.0163.27
4.3.10.0020.0153.24
4.3.00.0030.01715.92

preferences:
49.96 ms | 400 KiB | 5 Q