3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = "/{{ city }}/{{ county }}"; $pattern = preg_replace('#{{ (.*) }}#', '(.*)', $pattern); echo $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)
8.3.60.0110.00416.63
8.3.50.0150.00721.99
8.3.40.0070.00718.78
8.3.30.0100.00718.92
8.3.20.0040.00420.19
8.3.10.0060.00323.61
8.3.00.0040.00419.38
8.2.180.0110.00716.75
8.2.170.0070.00719.12
8.2.160.0100.00322.96
8.2.150.0000.01425.66
8.2.140.0080.00024.66
8.2.130.0070.00317.72
8.2.120.0030.00626.35
8.2.110.0000.00821.12
8.2.100.0030.01017.88
8.2.90.0000.00819.27
8.2.80.0000.00817.97
8.2.70.0080.00017.88
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0040.00419.28
8.2.30.0000.00720.53
8.2.20.0030.00617.71
8.2.10.0060.00318.20
8.2.00.0030.00718.08
8.1.280.0000.01525.92
8.1.270.0100.00023.96
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0040.00717.60
8.1.230.0090.00317.78
8.1.220.0050.00317.88
8.1.210.0000.00818.77
8.1.200.0030.00617.38
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0110.00018.72
8.1.160.0000.00722.09
8.1.150.0040.00418.81
8.1.140.0060.00319.46
8.1.130.0000.00717.67
8.1.120.0070.00017.45
8.1.110.0000.00717.47
8.1.100.0080.00017.56
8.1.90.0000.00717.51
8.1.80.0030.00517.53
8.1.70.0030.00317.52
8.1.60.0070.00017.56
8.1.50.0030.00617.63
8.1.40.0000.00817.51
8.1.30.0060.00317.74
8.1.20.0000.00817.55
8.1.10.0040.00417.56
8.1.00.0080.00017.64
8.0.300.0040.00418.77
8.0.290.0070.00016.88
8.0.280.0050.00318.51
8.0.270.0030.00317.32
8.0.260.0080.00018.43
8.0.250.0040.00417.14
8.0.240.0040.00417.10
8.0.230.0000.00716.93
8.0.220.0030.00317.00
8.0.210.0000.00716.88
8.0.200.0030.00316.96
8.0.190.0020.00516.93
8.0.180.0040.00416.90
8.0.170.0030.00516.98
8.0.160.0050.00217.07
8.0.150.0030.00317.04
8.0.140.0110.00016.94
8.0.130.0070.00013.48
8.0.120.0040.00416.81
8.0.110.0050.00317.07
8.0.100.0000.00816.97
8.0.90.0000.00716.95
8.0.80.0060.01016.97
8.0.70.0000.00716.78
8.0.60.0050.00216.81
8.0.50.0040.00416.84
8.0.30.0100.00917.21
8.0.20.0100.01017.45
8.0.10.0040.00416.96
8.0.00.0090.00817.00
7.4.330.0000.00616.86
7.4.320.0000.00716.64
7.4.300.0000.00616.74
7.4.290.0030.00316.66
7.4.280.0090.00016.64
7.4.270.0030.00616.62
7.4.260.0080.00016.73
7.4.250.0040.00416.73
7.4.240.0060.00216.78
7.4.230.0070.00016.59
7.4.220.0070.01416.61
7.4.210.0070.00916.74
7.4.200.0000.00816.83
7.4.160.0090.00916.65
7.4.150.0100.00717.40
7.4.140.0070.01617.86
7.4.130.0080.00916.69
7.4.120.0100.00816.54
7.4.110.0100.00716.53
7.4.100.0190.00616.57
7.4.90.0000.01616.66
7.4.80.0090.00919.39
7.4.70.0120.00416.81
7.4.60.0060.00916.69
7.4.50.0070.00716.40
7.4.40.0060.01516.54
7.4.30.0170.00016.70
7.4.00.0060.00915.09
7.3.330.0080.00013.10
7.3.320.0030.00313.23
7.3.310.0000.00716.19
7.3.300.0070.00016.14
7.3.290.0030.00316.25
7.3.280.0080.00816.37
7.3.270.0110.00717.40
7.3.260.0150.00316.45
7.3.250.0090.01016.50
7.3.240.0140.00616.48
7.3.230.0040.01516.57
7.3.210.0110.00816.69
7.3.200.0070.01416.54
7.3.190.0130.00616.60
7.3.180.0140.00316.68
7.3.170.0030.01316.57
7.3.160.0120.01216.32
7.2.330.0070.01116.68
7.2.320.0070.01516.84
7.2.310.0090.01316.54
7.2.300.0070.01016.54
7.2.290.0090.01316.71
7.2.00.0070.01019.25
7.1.100.0000.01118.25
7.1.70.0000.00917.43
7.1.60.0070.01719.36
7.1.50.0040.00717.12
7.1.00.0000.08022.32
7.0.200.0050.00516.77
7.0.100.0100.08019.90
7.0.90.0100.03719.86
7.0.80.0170.03019.95
7.0.70.0000.05719.89
7.0.60.0000.04319.98
7.0.50.0170.06320.32
7.0.40.0030.04320.04
7.0.30.0070.04020.09
7.0.20.0130.08020.08
7.0.10.0100.05319.97
7.0.00.0070.04320.07
5.6.280.0030.06721.10
5.6.250.0000.08320.59
5.6.240.0130.07020.63
5.6.230.0070.04020.49
5.6.220.0100.06320.51
5.6.210.0030.04020.60
5.6.200.0070.04021.17
5.6.190.0030.04321.00
5.6.180.0030.04321.04
5.6.170.0070.04021.04
5.6.160.0170.06021.04
5.6.150.0070.03721.07
5.6.140.0070.04021.05
5.6.130.0070.03720.98
5.6.120.0070.04721.07
5.6.110.0070.06721.08
5.6.100.0070.04021.15
5.6.90.0030.04721.01
5.6.80.0070.03320.51
5.6.70.0170.02720.48
5.6.60.0030.07320.31
5.6.50.0030.05020.34
5.6.40.0030.05020.40
5.6.30.0030.07720.46
5.6.20.0100.07020.31
5.6.10.0170.06320.41
5.6.00.0130.05720.37
5.5.380.0100.03720.49
5.5.370.0030.04720.34
5.5.360.0030.04320.33
5.5.350.0070.08320.45
5.5.340.0070.04020.88
5.5.330.0030.07320.89
5.5.320.0030.04020.80
5.5.310.0000.04320.91
5.5.300.0000.04320.89
5.5.290.0000.04020.76
5.5.280.0100.04320.89
5.5.270.0100.03320.63
5.5.260.0030.04320.81
5.5.250.0030.04020.69
5.5.240.0030.08320.28
5.5.230.0170.06720.25
5.5.220.0000.05720.23
5.5.210.0130.08020.30
5.5.200.0070.08020.27
5.5.190.0070.07020.27
5.5.180.0030.08320.26
5.5.160.0030.06320.11
5.5.150.0070.07020.20
5.5.140.0030.05320.11
5.5.130.0000.08320.21
5.5.120.0130.06320.11
5.5.110.0000.08720.20
5.5.100.0030.08720.17
5.5.90.0100.07320.13
5.5.80.0070.07720.06
5.5.70.0070.08020.14
5.5.60.0070.07720.14
5.5.50.0070.04720.14
5.5.40.0100.08020.07
5.5.30.0100.07720.06
5.5.20.0070.08320.13
5.5.10.0070.08019.98
5.5.00.0070.04020.01

preferences:
46.66 ms | 401 KiB | 5 Q