3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tokens = [ ]; $regex = '/#([a-zA-z0-9_]+)(:[a-zA-Z]+)/'; $pattern = '#nombre:tipo'; echo preg_replace($regex, "(?<$1>$2)$2", $pattern);

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)
8.3.60.0090.00618.30
8.3.50.0050.01321.27
8.3.40.0090.00618.88
8.3.30.0070.00720.21
8.3.20.0080.00020.37
8.3.10.0080.00020.89
8.3.00.0080.00022.34
8.2.180.0110.00716.63
8.2.170.0180.00322.96
8.2.160.0100.00322.24
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.91
8.2.110.0060.00319.25
8.2.100.0080.00417.99
8.2.90.0040.00419.15
8.2.80.0050.00317.97
8.2.70.0050.00317.75
8.2.60.0080.00017.80
8.2.50.0090.00018.07
8.2.40.0000.00818.07
8.2.30.0040.00419.36
8.2.20.0080.00017.86
8.2.10.0040.00417.75
8.2.00.0040.00417.83
8.1.280.0220.00025.92
8.1.270.0000.00823.99
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0050.00522.34
8.1.230.0110.00020.89
8.1.220.0000.00818.77
8.1.210.0000.00820.63
8.1.200.0090.00017.36
8.1.190.0050.00317.43
8.1.180.0030.00518.10
8.1.170.0040.00418.64
8.1.160.0070.00018.84
8.1.150.0000.00818.68
8.1.140.0050.00317.40
8.1.130.0000.00717.84
8.1.120.0030.00517.43
8.1.110.0000.00717.45
8.1.100.0030.00517.61
8.1.90.0070.00017.54
8.1.80.0000.00717.53
8.1.70.0030.00317.48
8.1.60.0040.00417.59
8.1.50.0050.00217.64
8.1.40.0000.00817.54
8.1.30.0080.00017.76
8.1.20.0030.00617.64
8.1.10.0070.00017.55
8.1.00.0000.00717.66
8.0.300.0040.00420.01
8.0.290.0050.00317.05
8.0.280.0000.00818.46
8.0.270.0070.00017.18
8.0.260.0040.00416.82
8.0.250.0070.00017.01
8.0.240.0000.00917.09
8.0.230.0030.00316.93
8.0.220.0070.00017.00
8.0.210.0000.00716.86
8.0.200.0000.00716.89
8.0.190.0000.00717.09
8.0.180.0040.00417.00
8.0.170.0040.00416.95
8.0.160.0070.00016.89
8.0.150.0040.00316.89
8.0.140.0000.00716.91
8.0.130.0030.00313.38
8.0.120.0000.00816.91
8.0.110.0000.00716.97
8.0.100.0000.00716.83
8.0.90.0080.00016.96
8.0.80.0070.01016.95
8.0.70.0000.00816.90
8.0.60.0000.00716.83
8.0.50.0000.00716.82
8.0.30.0140.00617.08
8.0.20.0060.01317.42
8.0.10.0000.00717.03
8.0.00.0070.01016.87
7.4.330.0000.00516.78
7.4.320.0060.00316.54
7.4.300.0000.00716.70
7.4.290.0070.00016.59
7.4.280.0000.00716.56
7.4.270.0030.00316.65
7.4.260.0050.00013.42
7.4.250.0000.00716.77
7.4.240.0020.00516.69
7.4.230.0000.00816.75
7.4.220.0090.00916.54
7.4.210.0080.00816.67
7.4.200.0080.00016.84
7.4.190.0000.00716.70
7.4.160.0070.01016.74
7.4.150.0030.01417.40
7.4.140.0130.00817.86
7.4.130.0090.01016.68
7.4.120.0120.00516.67
7.4.110.0070.01116.64
7.4.100.0080.01116.56
7.4.90.0130.00316.50
7.4.80.0130.00919.39
7.4.70.0130.00616.67
7.4.60.0030.01316.70
7.4.50.0030.00516.39
7.4.40.0040.01122.77
7.4.30.0040.01216.55
7.4.00.0090.00014.96
7.3.330.0000.00513.15
7.3.320.0000.00512.98
7.3.310.0000.00716.41
7.3.300.0000.00716.30
7.3.290.0040.00916.20
7.3.280.0070.01216.34
7.3.270.0080.00817.40
7.3.260.0080.01418.24
7.3.250.0080.00916.35
7.3.240.0110.00616.33
7.3.230.0070.01516.66
7.3.210.0110.00716.70
7.3.200.0100.01419.39
7.3.190.0090.00916.57
7.3.180.0110.00416.38
7.3.170.0090.01116.32
7.3.160.0090.00616.25
7.3.120.0030.01014.77
7.2.330.0140.00416.66
7.2.320.0050.01416.80
7.2.310.0130.01016.63
7.2.300.0140.00316.63
7.2.290.0100.00716.56
7.2.00.0030.01019.57
7.1.100.0040.01118.14
7.1.70.0000.01117.30
7.1.60.0090.01519.17
7.1.50.0100.01016.77
7.1.00.0000.05322.58
7.0.200.0000.00716.88
7.0.140.0000.07722.04
7.0.60.0030.08319.94
7.0.50.0130.07317.82
7.0.40.0070.08720.22
7.0.30.0230.03720.35
7.0.20.0170.05320.19
7.0.10.0200.07720.21
7.0.00.0030.04320.02
5.6.280.0070.07021.14
5.6.210.0070.07320.46
5.6.200.0100.08018.23
5.6.190.0070.04020.34
5.6.180.0130.04720.39
5.6.170.0300.04720.46
5.6.160.0030.07020.63
5.6.150.0070.05318.21
5.6.140.0130.07018.11
5.6.130.0100.08018.13
5.6.120.0030.04021.00
5.6.110.0170.08021.00
5.6.100.0100.04021.03
5.6.90.0100.07021.02
5.6.80.0070.07720.52
5.6.70.4870.03020.35
5.5.350.0070.03020.46
5.5.340.0070.07717.98
5.5.330.0130.08320.40
5.5.320.0170.04320.21
5.5.310.0300.04720.27
5.5.300.0000.05017.91
5.5.290.0100.08718.02
5.5.280.0170.05320.72
5.5.270.0030.08020.75
5.5.260.0030.05320.88
5.5.250.0030.04020.57
5.5.240.0030.06720.26
5.4.450.0130.05019.54
5.4.440.0230.03319.44
5.4.430.0230.03019.43
5.4.420.0200.03319.45
5.4.410.0200.03719.43
5.4.400.0200.04319.25
5.4.390.0170.04718.90
5.4.380.0200.04719.21
5.4.370.0270.05719.21
5.4.360.0170.03718.88
5.4.350.0170.03719.08
5.4.340.0270.06719.22
5.4.320.0170.07718.81
5.4.310.0230.05019.13
5.4.300.0270.04719.24
5.4.290.0200.04019.13
5.4.280.0130.07719.11
5.4.270.0130.04019.07
5.4.260.0130.05318.88
5.4.250.0130.07719.08
5.4.240.0130.05018.92
5.4.230.0270.05719.08
5.4.220.0170.07018.88
5.4.210.0200.03718.91
5.4.200.0270.04019.11
5.4.190.0270.04319.08
5.4.180.0270.03719.12
5.4.170.0300.06018.80
5.4.160.0200.07319.04
5.4.150.0100.04318.89
5.4.140.0270.03716.27
5.4.130.0170.06716.33
5.4.120.0200.03316.26
5.4.110.0200.06716.44
5.4.100.0100.04016.39
5.4.90.0200.04316.21
5.4.80.0200.04316.39
5.4.70.0170.07016.37
5.4.60.0200.04016.19
5.4.50.0170.05016.38
5.4.40.0230.05316.36
5.4.30.0170.03316.46
5.4.20.0200.04316.24
5.4.10.0330.06316.38
5.4.00.0270.06315.80
5.3.290.0230.05714.62
5.3.280.0130.04714.55
5.3.270.0200.07714.54
5.3.260.0200.03714.48
5.3.250.0270.07014.55
5.3.240.0200.03714.59
5.3.230.0230.06014.55
5.3.220.0330.03714.47
5.3.210.0230.05714.48
5.3.200.0270.04314.41
5.3.190.0270.06714.50
5.3.180.0230.05714.44
5.3.170.0270.07314.51
5.3.160.0300.05014.41
5.3.150.0300.07014.55
5.3.140.0200.04714.47
5.3.130.0230.05014.59
5.3.120.0270.06314.59
5.3.110.0230.07014.39
5.3.100.0270.07014.04
5.3.90.0230.07314.04
5.3.80.0230.07014.04
5.3.70.0230.04014.06
5.3.60.0200.06314.04
5.3.50.0200.06014.04
5.3.40.0230.06714.04
5.3.30.0270.06714.04
5.3.20.0200.04314.04
5.3.10.0270.04014.04
5.3.00.0300.06314.04
5.2.170.0200.04014.04
5.2.160.0170.06014.04
5.2.150.0230.05014.04
5.2.140.0170.03014.04
5.2.130.0070.03714.04
5.2.120.0200.04714.04
5.2.110.0130.02714.04
5.2.100.0130.04314.04
5.2.90.0170.03714.04
5.2.80.0200.03714.04
5.2.70.0170.04014.04
5.2.60.0170.04014.04
5.2.50.0200.03014.04
5.2.40.0200.03314.04
5.2.30.0170.04014.04
5.2.20.0170.06014.04
5.2.10.0100.04314.04
5.2.00.0130.03314.04
5.1.60.0230.02314.04
5.1.50.0170.02714.04
5.1.40.0100.04314.04
5.1.30.0070.03314.04
5.1.20.0200.05014.04
5.1.10.0200.02714.04
5.1.00.0270.04314.04
5.0.50.0100.01714.04
5.0.40.0100.04014.04
5.0.30.0100.05014.04
5.0.20.0070.03714.04
5.0.10.0070.02014.04
5.0.00.0030.04014.04
4.4.90.0070.01714.04
4.4.80.0100.01314.04
4.4.70.0070.01714.04
4.4.60.0100.02314.04
4.4.50.0070.01314.04
4.4.40.0030.02714.04
4.4.30.0130.01314.04
4.4.20.0070.01314.04
4.4.10.0030.01714.04
4.4.00.0000.02714.04
4.3.110.0030.03014.04
4.3.100.0100.02314.04
4.3.90.0030.02714.04
4.3.80.0070.03714.04
4.3.70.0070.01714.04
4.3.60.0100.01014.04
4.3.50.0070.02014.04
4.3.40.0130.02314.04
4.3.30.0030.03314.04
4.3.20.0000.03014.04
4.3.10.0070.03314.04
4.3.00.0030.02714.04

preferences:
26.79 ms | 401 KiB | 5 Q