3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2); $query = 'found {{$_the}}'; $the = 'var'; preg_match('/({{\$(.*)}})/',$query,$matches); var_dump($matches[2]); var_dump(${$matches[2]}); $new = preg_replace('/({{\$(.*)}})/',${$matches[2]},$query); echo $new;

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)
8.3.60.0120.00318.43
8.3.50.0110.00821.97
8.3.40.0110.00419.06
8.3.30.0130.00319.01
8.3.20.0030.00620.30
8.3.10.0030.00520.91
8.3.00.0000.00819.50
8.2.180.0120.00318.79
8.2.170.0180.00322.96
8.2.160.0070.00720.50
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0040.00422.19
8.2.110.0060.00320.38
8.2.100.0090.00318.03
8.2.90.0040.00419.43
8.2.80.0000.00818.00
8.2.70.0040.00417.88
8.2.60.0060.00318.05
8.2.50.0050.00318.07
8.2.40.0040.00418.33
8.2.30.0070.00019.30
8.2.20.0050.00217.96
8.2.10.0050.00218.01
8.2.00.0000.00718.00
8.1.280.0040.01125.92
8.1.270.0030.00523.96
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0130.00323.98
8.1.230.0070.00419.21
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00717.48
8.1.190.0080.00017.47
8.1.180.0040.00418.10
8.1.170.0040.00418.78
8.1.160.0050.00322.04
8.1.150.0040.00418.92
8.1.140.0000.00717.58
8.1.130.0000.00717.71
8.1.120.0000.00717.63
8.1.110.0000.00717.50
8.1.100.0030.00317.49
8.1.90.0030.00417.49
8.1.80.0020.00517.61
8.1.70.0070.00017.55
8.1.60.0040.00417.72
8.1.50.0000.00817.73
8.1.40.0040.00417.50
8.1.30.0040.00417.63
8.1.20.0070.00017.74
8.1.10.0040.00417.71
8.1.00.0040.00417.51
8.0.300.0000.00718.77
8.0.290.0070.00016.88
8.0.280.0030.00518.46
8.0.270.0070.00017.17
8.0.260.0000.00717.28
8.0.250.0030.00317.13
8.0.240.0000.00717.11
8.0.230.0070.00017.12
8.0.220.0050.00317.05
8.0.210.0000.00617.14
8.0.200.0070.00017.13
8.0.190.0050.00317.04
8.0.180.0020.00517.08
8.0.170.0050.00317.07
8.0.160.0030.00317.07
8.0.150.0000.00717.10
8.0.140.0000.00717.04
8.0.130.0050.00013.59
8.0.120.0050.00316.95
8.0.110.0050.00217.12
8.0.100.0070.00016.99
8.0.90.0050.00217.08
8.0.80.0060.01517.07
8.0.70.0080.00017.09
8.0.60.0000.00817.05
8.0.50.0030.00517.07
8.0.30.0070.01217.29
8.0.20.0130.01417.51
8.0.10.0070.00017.13
8.0.00.0110.00616.92
7.4.330.0060.00015.11
7.4.320.0030.00316.73
7.4.300.0000.00716.79
7.4.290.0070.00016.64
7.4.280.0040.00416.61
7.4.270.0040.00416.58
7.4.260.0080.00016.76
7.4.250.0060.00316.60
7.4.240.0050.00216.72
7.4.230.0030.00316.63
7.4.220.0140.00416.74
7.4.210.0070.00716.75
7.4.200.0000.00916.86
7.4.160.0040.01116.50
7.4.150.0070.01117.40
7.4.140.0150.00317.86
7.4.130.0090.01116.76
7.4.120.0100.00716.72
7.4.110.0060.01216.81
7.4.100.0090.01216.64
7.4.90.0070.01016.85
7.4.80.0230.00019.03
7.4.70.0080.00816.59
7.4.60.0070.01116.61
7.4.50.0030.00616.62
7.4.40.0030.01316.63
7.4.30.0000.01616.84
7.4.00.0000.00814.98
7.3.330.0050.00013.45
7.3.320.0030.00313.25
7.3.310.0030.00316.47
7.3.300.0070.00016.57
7.3.290.0040.01116.46
7.3.280.0110.00716.52
7.3.270.0200.00617.40
7.3.260.0110.00616.57
7.3.250.0030.01416.65
7.3.240.0000.01716.55
7.3.230.0070.01616.80
7.3.210.0090.00916.63
7.3.200.0140.00619.39
7.3.190.0090.01016.43
7.3.180.0070.01016.50
7.3.170.0100.00716.45
7.3.160.0100.01016.55
7.3.10.0040.01117.04
7.3.00.0100.00717.00
7.2.330.0130.00416.81
7.2.320.0080.01416.59
7.2.310.0070.01016.54
7.2.300.0030.01416.95
7.2.290.0140.00616.90
7.2.130.0000.01517.21
7.2.120.0000.01417.11
7.2.110.0060.00317.20
7.2.100.0120.00016.91
7.2.90.0000.01017.04
7.2.80.0040.01117.04
7.2.70.0090.00617.06
7.2.60.0100.00317.07
7.2.50.0030.00917.15
7.2.40.0070.00716.72
7.2.30.0080.00416.89
7.2.20.0030.01017.14
7.2.10.0060.00617.03
7.2.00.0130.00518.43
7.1.250.0060.00616.18
7.1.100.0030.00918.10
7.1.70.0050.00317.36
7.1.60.0100.00619.32
7.1.50.0070.01017.14
7.1.00.0070.07322.46
7.0.200.0000.00916.70
7.0.140.0100.06722.04
7.0.60.0170.07020.05
7.0.50.0000.04317.77
7.0.40.0130.03320.23
7.0.30.0170.04320.06
7.0.20.0230.03720.40
7.0.10.0070.07020.18
7.0.00.0130.04320.19
5.6.280.0070.07020.99
5.6.210.0100.08020.55
5.6.200.0070.05718.17
5.6.190.0100.05020.35
5.6.180.2870.04020.43
5.6.170.0300.07320.48
5.6.160.0130.07320.40
5.6.150.0100.03318.08
5.6.140.0100.08318.11
5.6.130.0070.04718.18
5.6.120.0030.06320.98
5.6.110.0100.08020.89
5.6.100.0070.08320.98
5.6.90.0130.07721.11
5.6.80.0130.07320.53
5.6.70.4500.03720.52
5.5.350.0330.07020.46
5.5.340.0130.03017.98
5.5.330.0070.07320.43
5.5.320.0300.07320.13
5.5.310.0270.07320.23
5.5.300.0130.03017.95
5.5.290.0100.07318.02
5.5.280.0130.06320.88
5.5.270.0130.07720.84
5.5.260.0030.09320.87
5.5.250.0070.03720.77
5.5.240.0200.08020.03
5.4.450.0900.05019.44
5.4.440.0730.06719.61
5.4.430.0130.06319.63
5.4.420.0430.05019.14
5.4.410.0770.05319.14
5.4.400.0800.05019.22
5.4.390.0530.06718.91
5.4.380.0270.05318.46
5.4.370.0200.06018.46
5.4.360.0400.04318.68
5.4.350.0300.05718.66
5.4.340.0270.06318.46
5.4.320.0050.03612.45
5.4.310.0080.03512.45
5.4.300.0080.03512.46
5.4.290.0020.04212.45
5.4.280.0030.04012.35
5.4.270.0030.03812.35
5.4.260.0070.04512.35
5.4.250.0090.03412.35
5.4.240.0090.03512.35
5.4.230.0100.03712.34
5.4.220.0070.03812.34
5.4.210.0070.03412.34
5.4.200.0080.04012.34
5.4.190.0120.03412.34
5.4.180.0070.03612.34
5.4.170.0070.03512.35
5.4.160.0040.03812.34
5.4.150.0050.03612.34
5.4.140.0070.03612.02
5.4.130.0070.03412.02
5.4.120.0070.03311.97
5.4.110.0060.03711.97
5.4.100.0050.04111.97
5.4.90.0040.03811.96
5.4.80.0070.03511.96
5.4.70.0050.03511.96
5.4.60.0030.03711.96
5.4.50.0050.03611.96
5.4.40.0080.03211.95
5.4.30.0020.03911.95
5.4.20.0050.03511.95
5.4.10.0100.03211.95
5.4.00.0050.03911.43
5.3.290.0070.04012.80
5.3.280.0080.03612.71
5.3.270.0060.03812.72
5.3.260.0030.04112.72
5.3.250.0060.03812.71
5.3.240.0100.03812.72
5.3.230.0050.03812.71
5.3.220.0040.04212.68
5.3.210.0090.03612.68
5.3.200.0090.03312.68
5.3.190.0070.03712.68
5.3.180.0100.03912.68
5.3.170.0060.04112.67
5.3.160.0070.05012.67
5.3.150.0090.03712.67
5.3.140.0060.03612.66
5.3.130.0090.03912.65
5.3.120.0090.04612.66
5.3.110.0020.04612.66
5.3.100.0060.03712.11
5.3.90.0040.03812.08
5.3.80.0050.03712.07
5.3.70.0100.03412.07
5.3.60.0050.04212.07
5.3.50.0070.03612.00
5.3.40.0070.03512.00
5.3.30.0070.03311.95
5.3.20.0070.03411.73
5.3.10.0070.04711.70
5.3.00.0070.04311.69
5.2.170.0070.0329.19
5.2.160.0120.0369.19
5.2.150.0070.0409.19
5.2.140.0070.0319.19
5.2.130.0060.0279.15
5.2.120.0050.0309.15
5.2.110.0040.0309.15
5.2.100.0050.0299.15
5.2.90.0080.0269.15
5.2.80.0060.0299.15
5.2.70.0060.0299.14
5.2.60.0090.0289.10
5.2.50.0020.0369.07
5.2.40.0080.0269.05
5.2.30.0050.0309.03
5.2.20.0020.0319.01
5.2.10.0050.0308.92
5.2.00.0050.0298.77
5.1.60.0040.0248.07
5.1.50.0030.0268.06
5.1.40.0040.0268.04
5.1.30.0060.0248.39
5.1.20.0040.0318.41
5.1.10.0050.0278.14
5.1.00.0040.0298.14
5.0.50.0090.0236.62
5.0.40.0020.0306.47
5.0.30.0040.0316.29
5.0.20.0030.0266.26
5.0.10.0030.0206.23
5.0.00.0040.0316.23
4.4.90.0020.0214.78
4.4.80.0040.0204.75
4.4.70.0040.0174.75
4.4.60.0030.0174.76
4.4.50.0060.0184.77
4.4.40.0020.0274.71
4.4.30.0010.0224.76
4.4.20.0060.0184.85
4.4.10.0040.0184.85
4.4.00.0010.0274.76
4.3.110.0020.0224.67
4.3.100.0040.0184.66
4.3.90.0020.0154.64
4.3.80.0030.0264.59
4.3.70.0040.0144.63
4.3.60.0040.0144.63
4.3.50.0030.0154.63
4.3.40.0040.0224.54
4.3.30.0010.0173.28
4.3.20.0030.0163.26
4.3.10.0030.0153.22
4.3.00.0170.0207.29

preferences:
41.52 ms | 401 KiB | 5 Q