3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regex = '/\{link ([0-9]+)/'; $subject = 'Hello World! {link 123456#abc}TEST{/link} Bla!'; echo preg_replace_callback($regex, function (array $matches) { return $matches[1] . 'ABC'; }, $subject);

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)
8.3.60.0140.00416.63
8.3.50.0130.00716.74
8.3.40.0090.00619.04
8.3.30.0070.01118.81
8.3.20.0050.00320.29
8.3.10.0080.00021.89
8.3.00.0040.00423.66
8.2.180.0090.01220.51
8.2.170.0100.00722.96
8.2.160.0040.01519.47
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00722.28
8.2.120.0040.00426.35
8.2.110.0060.00322.42
8.2.100.0100.00018.16
8.2.90.0030.00519.25
8.2.80.0030.00517.97
8.2.70.0040.00417.88
8.2.60.0080.00017.93
8.2.50.0030.00618.10
8.2.40.0040.00420.64
8.2.30.0030.00619.41
8.2.20.0060.00318.21
8.2.10.0000.00818.14
8.2.00.0000.00718.32
8.1.280.0130.00825.92
8.1.270.0030.00522.08
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00023.88
8.1.230.0060.00617.59
8.1.220.0060.00317.78
8.1.210.0030.00518.77
8.1.200.0000.00917.35
8.1.190.0040.00417.47
8.1.180.0080.00018.10
8.1.170.0060.00318.78
8.1.160.0000.00718.83
8.1.150.0000.00720.21
8.1.140.0000.00719.57
8.1.130.0070.00318.91
8.1.120.0040.00417.54
8.1.110.0020.00517.63
8.1.100.0070.00017.69
8.1.90.0000.00717.56
8.1.80.0040.00417.60
8.1.70.0000.00717.62
8.1.60.0040.00417.77
8.1.50.0000.00817.72
8.1.40.0040.00417.63
8.1.30.0060.00317.64
8.1.20.0040.00417.70
8.1.10.0000.00917.75
8.1.00.0070.00017.71
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0000.01017.18
8.0.260.0000.00617.28
8.0.250.0030.00317.00
8.0.240.0060.00317.01
8.0.230.0030.00517.08
8.0.220.0040.00417.03
8.0.210.0000.00717.07
8.0.200.0050.00217.16
8.0.190.0050.00317.01
8.0.180.0000.00817.09
8.0.170.0040.00416.96
8.0.160.0030.00317.02
8.0.150.0050.00416.99
8.0.140.0000.00717.01
8.0.130.0000.00813.48
8.0.120.0030.00516.98
8.0.110.0070.00016.97
8.0.100.0040.00417.07
8.0.90.0000.00817.05
8.0.80.0150.00716.98
8.0.70.0040.00417.02
8.0.60.0000.00717.09
8.0.50.0000.00716.82
8.0.30.0060.01217.17
8.0.20.0100.00817.40
8.0.10.0000.00717.06
8.0.00.0030.01417.23
7.4.330.0030.00315.55
7.4.320.0030.00316.82
7.4.300.0070.00016.87
7.4.290.0000.00716.71
7.4.280.0050.00316.83
7.4.270.0030.00316.73
7.4.260.0030.00316.67
7.4.250.0030.00316.78
7.4.240.0000.00716.73
7.4.230.0050.00316.57
7.4.220.0150.00416.71
7.4.210.0070.01416.91
7.4.200.0030.00316.79
7.4.160.0060.01316.73
7.4.150.0120.00917.40
7.4.140.0080.01317.86
7.4.130.0100.00916.63
7.4.120.0100.01016.67
7.4.110.0100.00716.69
7.4.100.0100.00916.64
7.4.90.0120.00616.80
7.4.80.0110.00619.39
7.4.70.0100.00716.74
7.4.60.0040.01216.78
7.4.50.0070.01016.72
7.4.40.0070.01016.52
7.4.30.0080.00816.93
7.4.10.0070.01115.35
7.4.00.0060.01014.96
7.3.330.0000.00513.31
7.3.320.0030.00313.28
7.3.310.0030.00316.49
7.3.300.0030.00316.27
7.3.290.0050.00816.37
7.3.280.0100.00816.36
7.3.270.0120.00617.40
7.3.260.0150.01016.55
7.3.250.0090.01116.55
7.3.240.0100.00816.61
7.3.230.0030.02216.75
7.3.210.0140.00316.80
7.3.200.0120.00616.62
7.3.190.0090.00916.39
7.3.180.0130.01016.50
7.3.170.0090.00616.52
7.3.160.0170.00616.52
7.3.130.0100.01015.14
7.3.120.0060.01014.94
7.3.110.0080.01015.07
7.3.100.0060.00615.00
7.3.90.0070.01114.96
7.3.80.0080.00614.89
7.3.70.0030.01015.08
7.3.60.0090.00514.99
7.3.50.0070.00815.01
7.3.40.0070.00714.81
7.3.30.0020.01414.71
7.3.20.0060.00516.83
7.3.10.0080.00616.79
7.3.00.0060.00916.89
7.2.330.0150.00316.84
7.2.320.0130.00316.70
7.2.310.0120.00616.78
7.2.300.0180.00316.89
7.2.290.0080.00816.80
7.2.260.0090.01115.16
7.2.250.0070.00715.14
7.2.240.0070.00815.27
7.2.230.0030.01115.14
7.2.220.0070.01215.14
7.2.210.0070.00415.07
7.2.200.0050.00815.19
7.2.190.0100.00315.15
7.2.180.0060.00915.14
7.2.170.0090.00515.22
7.2.160.0030.01015.20
7.2.150.0040.00817.05
7.2.140.0070.00717.11
7.2.130.0040.00917.12
7.2.120.0000.01517.12
7.2.110.0100.00317.19
7.2.100.0060.00617.10
7.2.90.0060.00317.05
7.2.80.0040.00817.03
7.2.70.0100.00717.09
7.2.60.0060.01016.99
7.2.50.0070.00717.02
7.2.40.0000.01417.16
7.2.30.0100.00316.90
7.2.20.0090.00617.07
7.2.10.0030.01217.08
7.2.00.0030.01017.07
7.1.330.0050.00716.05
7.1.320.0070.00715.83
7.1.310.0030.01015.85
7.1.300.0080.00615.94
7.1.290.0080.00515.74
7.1.280.0110.00615.96
7.1.270.0030.00815.88
7.1.260.0020.01315.97
7.1.250.0070.00715.97
7.1.240.0040.00816.08
7.1.230.0030.00915.82
7.1.220.0030.01315.57
7.1.210.0040.00715.88
7.1.200.0060.00615.85
7.1.190.0030.00915.86
7.1.180.0040.00715.63
7.1.170.0030.00916.08
7.1.160.0040.00715.99
7.1.150.0040.01115.92
7.1.140.0040.00916.05
7.1.130.0070.00415.70
7.1.120.0070.00715.72
7.1.110.0100.00416.00
7.1.100.0070.00715.88
7.1.90.0070.01015.99
7.1.80.0070.00715.88
7.1.70.0030.00716.69
7.1.60.0040.00716.79
7.1.50.0030.01015.88
7.1.40.0000.01515.55
7.1.30.1280.04126.10
7.1.20.0170.04526.23
7.1.10.0110.04318.17
7.1.00.0090.04518.29
7.0.330.0030.00615.49
7.0.320.0080.00815.60
7.0.310.0040.01115.25
7.0.300.0000.01215.38
7.0.290.0030.01015.26
7.0.280.0030.01015.33
7.0.270.0040.00715.65
7.0.260.0080.00815.39
7.0.250.0030.00915.55
7.0.240.0000.01015.68
7.0.230.0060.00615.43
7.0.220.0070.00715.53
7.0.210.0070.00415.54
7.0.200.0050.00916.14
7.0.190.0090.00615.54
7.0.180.0030.00615.46
7.0.170.0170.03517.72
7.0.160.1580.03317.86
7.0.150.1600.04717.63
7.0.140.0090.03917.73
7.0.130.0230.03917.76
7.0.120.0120.03317.82
7.0.110.0080.04817.84
7.0.100.0100.04017.63
7.0.90.0180.03317.83
7.0.80.1500.03517.85
7.0.70.1750.03817.71
7.0.60.1100.04717.68
7.0.50.0270.03017.96
7.0.40.0070.03516.69
7.0.30.0080.03316.84
7.0.20.0070.04516.77
7.0.10.0190.03016.86
7.0.00.1380.04316.70
5.6.400.0090.00614.68
5.6.390.0030.00614.79
5.6.380.0080.00814.41
5.6.370.0070.00714.64
5.6.360.0030.01014.52
5.6.350.0110.00414.45
5.6.340.0000.01414.47
5.6.330.0000.01114.21
5.6.320.0000.01114.76
5.6.310.0060.00614.27
5.6.300.0060.00614.05
5.6.290.0030.01414.34
5.6.280.0030.00914.52
5.6.270.0090.00014.30
5.6.260.0030.00914.35
5.6.250.0060.01314.58
5.6.240.0100.00714.41
5.6.230.0060.00314.40
5.6.220.0040.01114.58
5.6.210.0000.01114.40
5.6.200.0080.01114.60
5.6.190.0040.01414.34
5.6.180.0040.00714.48
5.6.170.0030.01014.44
5.6.160.0140.00314.41
5.6.150.0030.00914.52
5.6.140.0040.00714.35
5.6.130.0030.01014.73
5.6.120.0030.01014.31
5.6.110.0040.00714.37
5.6.100.0040.01114.42
5.6.90.0050.00514.60
5.6.80.0070.00414.23
5.6.70.0030.01014.41
5.6.60.0080.00014.39
5.6.50.0030.00614.32
5.6.40.0040.00714.53
5.6.30.0040.01114.20
5.6.20.0030.00914.23
5.6.10.0040.01114.40
5.6.00.0030.01014.49

preferences:
68.27 ms | 400 KiB | 5 Q