3v4l.org

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

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)
8.3.60.0110.00718.56
8.3.50.0130.00822.06
8.3.40.0120.00319.06
8.3.30.0070.01019.27
8.3.20.0050.00220.21
8.3.10.0040.00420.60
8.3.00.0040.00419.38
8.2.180.0130.00617.00
8.2.170.0100.00322.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0070.00726.16
8.2.120.0000.00722.18
8.2.110.0000.00920.52
8.2.100.0040.00818.09
8.2.90.0050.00319.17
8.2.80.0000.00917.97
8.2.70.0030.00617.88
8.2.60.0070.00418.04
8.2.50.0050.00518.07
8.2.40.0030.00618.16
8.2.30.0030.00619.27
8.2.20.0060.00317.94
8.2.10.0050.00218.08
8.2.00.0040.00417.90
8.1.280.0070.01025.92
8.1.270.0000.00822.10
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.96
8.1.230.0000.01119.04
8.1.220.0000.00817.78
8.1.210.0050.00618.77
8.1.200.0030.00617.48
8.1.190.0060.00317.38
8.1.180.0060.00318.10
8.1.170.0000.00818.69
8.1.160.0000.00722.04
8.1.150.0000.00818.87
8.1.140.0040.00417.61
8.1.130.0030.00317.82
8.1.120.0000.00717.67
8.1.110.0030.00517.59
8.1.100.0000.00817.55
8.1.90.0070.00017.56
8.1.80.0000.00817.66
8.1.70.0040.00417.50
8.1.60.0050.00317.73
8.1.50.0000.00917.65
8.1.40.0040.00417.65
8.1.30.0050.00317.75
8.1.20.0000.00817.64
8.1.10.0070.00017.61
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0050.00316.88
8.0.280.0000.00718.46
8.0.270.0040.00417.33
8.0.260.0000.00617.29
8.0.250.0040.00417.08
8.0.240.0030.00317.14
8.0.230.0070.00017.07
8.0.220.0020.00516.96
8.0.210.0030.00316.94
8.0.200.0000.00717.09
8.0.190.0040.00417.11
8.0.180.0030.00417.05
8.0.170.0040.00417.05
8.0.160.0000.00716.94
8.0.150.0000.00817.00
8.0.140.0040.00417.04
8.0.130.0000.00513.41
8.0.120.0030.00516.89
8.0.110.0040.00317.09
8.0.100.0000.00717.00
8.0.90.0040.00416.94
8.0.80.0100.00717.13
8.0.70.0080.00016.91
8.0.60.0050.00216.87
8.0.50.0000.00716.86
8.0.30.0070.01117.17
8.0.20.0070.01017.40
8.0.10.0070.00017.07
8.0.00.0080.01016.98
7.4.330.0000.00515.05
7.4.320.0030.00316.86
7.4.300.0000.00616.82
7.4.290.0070.00016.74
7.4.280.0040.00416.79
7.4.270.0030.00316.84
7.4.260.0000.00716.63
7.4.250.0000.00716.79
7.4.240.0020.00516.83
7.4.230.0000.00716.52
7.4.220.0110.00716.82
7.4.210.0120.00616.74
7.4.200.0040.00416.90
7.4.160.0040.01116.77
7.4.150.0130.00617.40
7.4.140.0090.00917.86
7.4.130.0080.00916.84
7.4.120.0050.01516.66
7.4.110.0130.00616.75
7.4.100.0120.00616.73
7.4.90.0130.00316.73
7.4.80.0100.00619.03
7.4.70.0160.00716.65
7.4.60.0130.00316.68
7.4.50.0030.00516.71
7.4.40.0170.00416.75
7.4.30.0100.00616.77
7.4.00.0060.00615.19
7.3.330.0000.00813.36
7.3.320.0060.00013.25
7.3.310.0000.00716.56
7.3.300.0000.00716.38
7.3.290.0030.01016.35
7.3.280.0050.01216.44
7.3.270.0120.00617.40
7.3.260.0060.01316.57
7.3.250.0120.01116.54
7.3.240.0160.00616.36
7.3.230.0080.01116.86
7.3.210.0030.01416.74
7.3.200.0130.01019.39
7.3.190.0080.00816.61
7.3.180.0080.00816.34
7.3.170.0140.00616.69
7.3.160.0120.00316.48
7.2.330.0150.00416.72
7.2.320.0060.01216.74
7.2.310.0070.01016.84
7.2.300.0060.00916.67
7.2.290.0040.01316.71
7.2.00.0040.01419.55
7.1.100.0060.00918.18
7.1.70.0030.00717.36
7.1.60.0090.00919.32
7.1.50.0070.01417.02
7.1.00.0170.06322.45
7.0.200.0030.00316.97
7.0.140.0000.07322.00
7.0.60.0070.04019.93
7.0.50.0070.07017.79
7.0.40.0130.08320.32
7.0.30.0400.06320.02
7.0.20.0130.04320.13
7.0.10.0130.04320.18
7.0.00.0070.03720.32
5.6.280.0100.06720.82
5.6.210.0070.08720.64
5.6.200.0070.04718.19
5.6.190.0130.06020.57
5.6.180.0570.06720.56
5.6.170.0300.05320.51
5.6.160.0070.05020.50
5.6.150.0100.04718.20
5.6.140.0100.07018.18
5.6.130.0170.07318.11
5.6.120.0070.04020.88
5.6.110.0070.06721.01
5.6.100.0200.06721.13
5.6.90.0130.07720.93
5.6.80.0100.06320.43
5.5.350.0170.08320.40
5.5.340.0130.05317.89
5.5.330.0030.06320.57
5.5.320.0300.04020.27
5.5.310.0230.05020.21
5.5.300.0030.08717.87
5.5.290.0030.04017.99
5.5.280.0270.07720.77
5.5.270.0130.05020.86
5.5.260.0070.07020.79
5.5.250.0230.06320.70
5.5.240.0200.08020.25
5.4.450.0300.07719.49
5.4.440.0970.07019.10
5.4.430.1130.05019.40
5.4.420.0670.00019.32
5.4.410.0700.00019.57
5.4.400.0630.00019.17
5.4.390.0630.00019.26
5.4.380.0530.05718.69
5.4.370.0400.05018.64
5.4.360.0170.06018.69
5.4.350.0300.04718.73
5.4.340.0530.05318.65
5.4.320.0050.03712.46
5.4.310.0060.03712.45
5.4.300.0080.03312.46
5.4.290.0060.03712.45
5.4.280.0090.03112.35
5.4.270.0040.03712.35
5.4.260.0050.03612.35
5.4.250.0060.03612.35
5.4.240.0100.03612.35
5.4.230.0100.03712.34
5.4.220.0230.03412.34
5.4.210.0100.04312.34
5.4.200.0050.03812.34
5.4.190.0040.03812.34
5.4.180.0050.03712.34
5.4.170.0070.03512.35
5.4.160.0060.03512.34
5.4.150.0090.03412.34
5.4.140.0040.03812.03
5.4.130.0030.03812.02
5.4.120.0030.03711.97
5.4.110.0040.03711.96
5.4.100.0070.03311.96
5.4.90.0060.03811.96
5.4.80.0060.03511.96
5.4.70.0060.03311.96
5.4.60.0060.03611.96
5.4.50.0110.02911.96
5.4.40.0050.03511.95
5.4.30.0050.03511.95
5.4.20.0090.03311.95
5.4.10.0070.03411.95
5.4.00.0100.03911.43
5.3.290.0120.03412.80
5.3.280.0130.03512.71
5.3.270.0090.03712.73
5.3.260.0060.03912.72
5.3.250.0080.03912.72
5.3.240.0060.03612.72
5.3.230.0090.03412.70
5.3.220.0100.03812.68
5.3.210.0080.05112.68
5.3.200.0080.03812.68
5.3.190.0110.03812.68
5.3.180.0060.03612.67
5.3.170.0040.03612.67
5.3.160.0070.03512.68
5.3.150.0050.03712.67
5.3.140.0050.03712.66
5.3.130.0050.04612.66
5.3.120.0040.04112.66
5.3.110.0070.04012.66
5.3.100.0080.03712.12
5.3.90.0130.04112.08
5.3.80.0120.04112.07
5.3.70.0070.03912.08
5.3.60.0070.03812.06
5.3.50.0070.03912.00
5.3.40.0040.03712.00
5.3.30.0060.03311.96
5.3.20.0030.03611.73
5.3.10.0040.04111.70
5.3.00.0030.03711.69
5.2.170.0100.0279.19
5.2.160.0060.0289.19
5.2.150.0040.0309.19
5.2.140.0050.0359.18
5.2.130.0050.0289.14
5.2.120.0050.0289.14
5.2.110.0050.0289.16
5.2.100.0040.0299.15
5.2.90.0020.0319.15
5.2.80.0060.0289.14
5.2.70.0040.0389.14
5.2.60.0030.0339.10
5.2.50.0050.0319.07
5.2.40.0060.0279.05
5.2.30.0060.0299.03
5.2.20.0050.0339.02
5.2.10.0080.0288.92
5.2.00.0050.0298.77
5.1.60.0040.0308.06
5.1.50.0050.0248.05
5.1.40.0040.0248.04
5.1.30.0050.0288.39
5.1.20.0060.0258.41
5.1.10.0040.0278.14
5.1.00.0040.0268.14
5.0.50.0040.0216.62
5.0.40.0020.0236.48
5.0.30.0060.0356.29
5.0.20.0030.0266.26
5.0.10.0040.0196.24
5.0.00.0030.0306.23
4.4.90.0020.0164.78
4.4.80.0020.0154.76
4.4.70.0030.0204.75
4.4.60.0030.0154.75
4.4.50.0040.0164.77
4.4.40.0030.0244.71
4.4.30.0010.0164.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0040.0254.76
4.3.110.0050.0164.67
4.3.100.0040.0164.66
4.3.90.0030.0144.63
4.3.80.0050.0264.58
4.3.70.0010.0164.63
4.3.60.0020.0234.63
4.3.50.0020.0154.63
4.3.40.0020.0334.54
4.3.30.0020.0173.28
4.3.20.0020.0153.25
4.3.10.0040.0133.22
4.3.00.0000.02016.39

preferences:
38.8 ms | 401 KiB | 5 Q