3v4l.org

run code in 300+ PHP versions simultaneously
<?php function callback($s) { var_dump($s); return substr_replace($s[0], str_repeat('*', strlen($s[0]) - 4), 0, -4); } $values = array( '65746244234383238', '5746244234383238', '746244234383238', '46244234383238', '6244234383238', '244234383238', '44234383238', ); foreach ($values as $value) var_dump(preg_replace_callback('/\d{12,16}/', 'callback', $value));

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)
8.3.60.0150.00016.50
8.3.50.0080.00816.53
8.3.40.0070.01018.96
8.3.30.0060.00918.97
8.3.20.0050.00318.85
8.3.10.0030.00518.89
8.3.00.0080.00019.40
8.2.180.0090.00618.42
8.2.170.0130.00322.96
8.2.160.0060.00918.93
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00820.75
8.2.110.0000.01020.93
8.2.100.0110.00017.99
8.2.90.0050.00317.86
8.2.80.0040.00418.91
8.2.70.0000.00917.88
8.2.60.0000.00817.75
8.2.50.0030.00517.80
8.2.40.0080.00019.95
8.2.30.0000.00817.91
8.2.20.0100.00019.62
8.2.10.0080.00017.75
8.2.00.0040.00417.77
8.1.280.0090.00925.92
8.1.270.0040.00423.99
8.1.260.0070.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00022.80
8.1.230.0060.00620.93
8.1.220.0090.00018.80
8.1.210.0030.00518.77
8.1.200.0040.00417.47
8.1.190.0040.00417.38
8.1.180.0030.00518.10
8.1.170.0030.00517.62
8.1.160.0000.00718.98
8.1.150.0060.00318.79
8.1.140.0000.00717.55
8.1.130.0000.00717.77
8.1.120.0070.00017.52
8.1.110.0070.00017.59
8.1.100.0040.00417.66
8.1.90.0050.00217.49
8.1.80.0040.00417.57
8.1.70.0030.00317.56
8.1.60.0070.00417.70
8.1.50.0000.00817.60
8.1.40.0040.00417.63
8.1.30.0030.00617.83
8.1.20.0060.00617.81
8.1.10.0040.00417.74
8.1.00.0040.00417.64
8.0.300.0040.00418.77
8.0.290.0040.00417.12
8.0.280.0050.00318.59
8.0.270.0000.00717.28
8.0.260.0070.00016.93
8.0.250.0040.00417.13
8.0.240.0070.00017.13
8.0.230.0000.00717.07
8.0.220.0070.00016.93
8.0.210.0040.00417.02
8.0.200.0000.00717.12
8.0.190.0000.00917.11
8.0.180.0040.00417.13
8.0.170.0000.00816.95
8.0.160.0000.00717.11
8.0.150.0040.00416.95
8.0.140.0030.00816.89
8.0.130.0000.00513.49
8.0.120.0000.00917.02
8.0.110.0080.00016.84
8.0.100.0040.00416.84
8.0.90.0040.00416.84
8.0.80.0060.01016.94
8.0.70.0030.00517.11
8.0.60.0080.00016.88
8.0.50.0040.00417.02
8.0.30.0110.00817.02
8.0.20.0130.01017.29
8.0.10.0070.00017.15
8.0.00.0170.00516.79
7.4.330.0020.00313.24
7.4.320.0030.00316.67
7.4.300.0000.00716.61
7.4.290.0070.00016.70
7.4.280.0030.00516.71
7.4.270.0080.00016.85
7.4.260.0050.00013.45
7.4.250.0080.00016.79
7.4.240.0040.00416.80
7.4.230.0050.00216.67
7.4.220.0060.01216.80
7.4.210.0040.01116.83
7.4.200.0070.00016.63
7.4.190.0040.00416.90
7.4.160.0080.00816.47
7.4.150.0120.01516.88
7.4.140.0070.01116.71
7.4.130.0190.00316.95
7.4.120.0130.00416.64
7.4.110.0130.00616.69
7.4.100.0000.01716.53
7.4.90.0150.00716.68
7.4.80.0120.00919.39
7.4.70.0090.00616.60
7.4.60.0100.00716.77
7.4.50.0130.00016.66
7.4.40.0030.01016.66
7.4.30.0160.00016.71
7.4.00.0030.01415.32
7.3.330.0030.00313.38
7.3.320.0060.00013.48
7.3.310.0000.00716.39
7.3.300.0060.00016.48
7.3.290.0070.00816.45
7.3.280.0050.01416.44
7.3.270.0060.01216.88
7.3.260.0070.01516.46
7.3.250.0110.00716.88
7.3.240.0120.00616.66
7.3.230.0130.00716.57
7.3.210.0120.00616.74
7.3.200.0060.01016.50
7.3.190.0100.00716.57
7.3.180.0070.01016.77
7.3.170.0110.00616.55
7.3.160.0070.01116.57
7.3.120.0090.00915.18
7.2.330.0100.01316.87
7.2.320.0060.01216.92
7.2.310.0110.00716.83
7.2.300.0130.00816.86
7.2.290.0090.01116.71
7.2.60.0110.00416.88
7.2.00.0000.01819.58
7.1.200.0060.00616.20
7.1.100.0030.00918.28
7.1.70.0000.00817.45
7.1.60.0090.01519.30
7.1.50.0040.01516.95
7.1.00.0000.08022.52
7.0.200.0220.00616.52
7.0.140.0030.07321.93
7.0.120.0070.06022.05
7.0.60.0070.06319.82
7.0.50.0100.08017.99
7.0.40.0070.04720.28
7.0.30.0230.04320.11
7.0.20.0170.04720.09
7.0.10.0230.05720.26
7.0.00.0070.08320.34
5.6.280.0070.07021.11
5.6.210.0130.05320.73
5.6.200.0030.05718.19
5.6.190.0100.04020.51
5.6.180.0370.06720.36
5.6.170.0370.07320.45
5.6.160.0030.04320.71
5.6.150.0030.08718.29
5.6.140.0070.04318.23
5.6.130.0100.08018.19
5.6.120.0030.09021.12
5.6.110.0100.07021.00
5.6.100.0070.05321.09
5.6.90.0130.07321.04
5.6.80.0100.08020.40
5.6.70.0370.05020.50
5.5.350.0300.06320.36
5.5.340.0070.04317.91
5.5.330.0030.05020.42
5.5.320.0170.07720.43
5.5.310.0130.05020.35
5.5.300.0030.08317.92
5.5.290.0070.08017.95
5.5.280.0030.04020.73
5.5.270.0130.05020.89
5.5.260.0070.04020.73
5.5.250.0000.04320.46
5.5.240.0100.07720.27
5.4.450.0070.03719.54
5.4.440.0130.05319.40
5.4.430.0000.04019.33
5.4.420.0000.04319.43
5.4.410.0030.03719.44
5.4.400.0100.03019.24
5.4.390.0030.03719.15
5.4.380.0070.03319.00
5.4.370.0030.03718.98
5.4.360.0030.03719.24
5.4.350.0030.03719.15
5.4.340.0030.04319.14
5.4.320.0130.03718.88
5.4.310.0100.03319.13
5.4.300.0070.03319.12
5.4.290.0100.05019.14
5.4.280.0130.05718.92
5.4.270.0070.06719.14
5.4.260.0100.06719.14
5.4.250.0030.04718.96
5.4.240.0070.04719.24
5.4.230.0070.07019.25
5.4.220.0070.06718.91
5.4.210.0130.06019.23
5.4.200.0070.05719.23
5.4.190.0070.07719.19
5.4.180.0030.04019.14
5.4.170.0070.04019.13
5.4.160.0030.08018.85
5.4.150.0100.06319.13
5.4.140.0030.05316.46
5.4.130.0100.06316.58
5.4.120.0100.07016.28
5.4.110.0030.03716.48
5.4.100.0000.04016.48
5.4.90.0100.05716.47
5.4.80.0030.04716.38
5.4.70.0070.04316.43
5.4.60.0000.08316.41
5.4.50.0100.06716.43
5.4.40.0030.07716.38
5.4.30.0130.04016.38
5.4.20.0100.03016.40
5.4.10.0000.04016.38
5.4.00.0030.03715.82
5.3.290.0000.05714.81
5.3.280.0100.06314.59
5.3.270.0000.04714.76
5.3.260.0000.05014.67
5.3.250.0070.05714.64
5.3.240.0100.07014.66
5.3.230.0170.05314.76
5.3.220.0030.07314.64
5.3.210.0100.07314.63
5.3.200.0030.07014.72
5.3.190.0030.07014.62
5.3.180.0130.03714.56
5.3.170.0030.04714.48
5.3.160.0170.06314.64
5.3.150.0070.04714.45
5.3.140.0070.04314.57
5.3.130.0030.05014.55
5.3.120.0070.05314.61
5.3.110.0030.04014.51
5.3.100.0030.03714.09
5.3.90.0070.04714.05
5.3.80.0000.04314.16
5.3.70.0100.06014.02
5.3.60.0100.07013.92
5.3.50.0000.04313.95
5.3.40.0030.04013.98
5.3.30.0000.04013.88
5.3.20.0030.03713.75
5.3.10.0170.06313.73
5.3.00.0130.06313.59
5.2.170.0070.03711.10
5.2.160.0030.03311.30
5.2.150.0000.06711.16
5.2.140.0030.05311.29
5.2.130.0130.02711.00
5.2.120.0100.06011.05
5.2.110.0070.05711.10
5.2.100.0100.03311.16
5.2.90.0070.04311.16
5.2.80.0070.06711.24
5.2.70.0100.03011.24
5.2.60.0000.03311.00
5.2.50.0030.03310.91
5.2.40.0070.05711.00
5.2.30.0000.06710.87
5.2.20.0030.05310.85
5.2.10.0070.03310.82
5.2.00.0100.05010.76
5.1.60.0000.0579.98
5.1.50.0070.0539.99
5.1.40.0030.03010.13
5.1.30.0030.03010.34
5.1.20.0000.04310.24
5.1.10.0030.05710.05
5.1.00.0070.04310.02
5.0.50.0000.0309.68
5.0.40.0000.0509.68
5.0.30.0000.0509.68
5.0.20.0030.0179.68
5.0.10.0100.0309.68
5.0.00.0000.0709.68
4.4.90.0030.0139.68
4.4.80.0000.0379.68
4.4.70.0030.0339.68
4.4.60.0000.0179.68
4.4.50.0070.0209.68
4.4.40.0000.0609.68
4.4.30.0030.0309.68
4.4.20.0030.0179.68
4.4.10.0070.0209.68
4.4.00.0070.0479.68
4.3.110.0000.0179.68
4.3.100.0000.0179.68
4.3.90.0030.0339.68
4.3.80.0070.0409.68
4.3.70.0100.0179.68
4.3.60.0000.0209.68
4.3.50.0030.0309.68
4.3.40.0000.0579.68
4.3.30.0000.0179.68
4.3.20.0000.0179.68
4.3.10.0000.0309.68
4.3.00.0000.0239.68

preferences:
48.26 ms | 401 KiB | 5 Q