3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2); $the = 'var'; echo ${"$the"};

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)
8.3.70.0070.01416.50
8.3.60.0120.00618.45
8.3.50.0110.00921.19
8.3.40.0070.00718.62
8.3.30.0000.01318.79
8.3.20.0040.00420.16
8.3.10.0080.00020.61
8.3.00.0040.00419.50
8.2.180.0220.00018.44
8.2.170.0080.00622.96
8.2.160.0130.00320.35
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00722.11
8.2.110.0060.00322.20
8.2.100.0040.00818.03
8.2.90.0040.00418.92
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0090.00317.93
8.2.50.0050.00318.07
8.2.40.0030.00618.20
8.2.30.0000.00819.12
8.2.20.0000.00717.73
8.2.10.0000.00718.11
8.2.00.0070.00017.55
8.1.280.0000.01425.92
8.1.270.0090.00022.05
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0000.00823.98
8.1.230.0100.00319.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0080.00017.09
8.1.180.0000.00718.10
8.1.170.0040.00418.61
8.1.160.0000.00722.01
8.1.150.0070.00018.88
8.1.140.0000.00717.32
8.1.130.0000.00717.73
8.1.120.0040.00417.45
8.1.110.0050.00317.42
8.1.100.0000.00717.33
8.1.90.0070.00017.48
8.1.80.0070.00017.36
8.1.70.0000.00817.44
8.1.60.0030.00617.64
8.1.50.0040.00417.48
8.1.40.0060.00317.47
8.1.30.0080.00017.65
8.1.20.0040.00417.50
8.1.10.0030.00617.45
8.1.00.0000.00717.31
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0030.00318.47
8.0.270.0030.00317.16
8.0.260.0040.00417.16
8.0.250.0040.00416.91
8.0.240.0070.00017.05
8.0.230.0070.00016.90
8.0.220.0000.00716.91
8.0.210.0000.00716.84
8.0.200.0030.00316.89
8.0.190.0040.00417.01
8.0.180.0000.00816.93
8.0.170.0040.00416.98
8.0.160.0040.00416.93
8.0.150.0030.00316.85
8.0.140.0070.00016.93
8.0.130.0000.00513.43
8.0.120.0000.00816.89
8.0.110.0040.00416.88
8.0.100.0000.00716.81
8.0.90.0000.00716.80
8.0.80.0090.00616.97
8.0.70.0040.00416.84
8.0.60.0000.00716.98
8.0.50.0000.00716.80
8.0.30.0110.00717.01
8.0.20.0090.01017.40
8.0.10.0000.00717.08
8.0.00.0100.01016.64
7.4.330.0000.00515.11
7.4.320.0000.00616.57
7.4.300.0000.00616.59
7.4.290.0000.00716.47
7.4.280.0000.00716.54
7.4.270.0030.00316.37
7.4.260.0040.00416.55
7.4.250.0000.00716.51
7.4.240.0030.00416.47
7.4.230.0030.00316.65
7.4.220.0090.01316.53
7.4.210.0060.01516.48
7.4.200.0000.00716.38
7.4.160.0070.00716.68
7.4.150.0120.00917.40
7.4.140.0110.00717.86
7.4.130.0110.00616.48
7.4.120.0090.00916.55
7.4.110.0110.00616.53
7.4.100.0140.00916.70
7.4.90.0030.01316.50
7.4.80.0030.01619.03
7.4.70.0070.01016.52
7.4.60.0100.00616.50
7.4.50.0030.00516.48
7.4.40.0160.00016.48
7.4.30.0170.00316.45
7.4.00.0070.01014.88
7.3.330.0080.00013.14
7.3.320.0050.00013.26
7.3.310.0000.00716.31
7.3.300.0030.00316.23
7.3.290.0030.01016.23
7.3.280.0090.00516.28
7.3.270.0160.00317.40
7.3.260.0090.00716.54
7.3.250.0140.00816.33
7.3.240.0140.00416.30
7.3.230.0170.00716.45
7.3.210.0110.00616.47
7.3.200.0140.00619.39
7.3.190.0130.00316.29
7.3.180.0110.00416.46
7.3.170.0130.00616.41
7.3.160.0060.00916.30
7.2.330.0180.00616.40
7.2.320.0060.01216.30
7.2.310.0040.01216.32
7.2.300.0030.01316.50
7.2.290.0090.00616.38
7.2.00.0040.00719.23
7.1.100.0090.00918.00
7.1.70.0000.00817.13
7.1.60.0070.01319.32
7.1.50.0070.01616.89
7.1.00.0070.07022.30
7.0.200.0040.00416.68
7.0.140.0030.07022.07
7.0.60.0030.08319.91
7.0.50.0130.05017.79
7.0.40.0030.04320.29
7.0.30.0300.08020.18
7.0.20.0330.05020.02
7.0.10.0030.05020.18
7.0.00.0070.04020.17
5.6.280.0000.07720.77
5.6.210.0070.08020.66
5.6.200.0030.04318.18
5.6.190.0170.03020.57
5.6.180.0400.06720.35
5.6.170.0170.04720.51
5.6.160.0000.07320.43
5.6.150.0100.05718.22
5.6.140.0000.05318.21
5.6.130.0070.07018.10
5.6.120.0070.03721.00
5.6.110.0030.04021.02
5.6.100.0130.07320.96
5.6.90.0070.07020.92
5.6.80.0130.07020.52
5.5.350.0200.07720.48
5.5.340.0030.04317.97
5.5.330.0000.04720.12
5.5.320.0370.07720.34
5.5.310.0170.06720.32
5.5.300.0030.03717.97
5.5.290.0030.04317.94
5.5.280.0100.08020.87
5.5.270.0100.06020.95
5.5.260.0130.08020.66
5.5.250.0070.08320.65
5.5.240.0170.08020.24
5.4.450.1070.06019.55
5.4.440.0800.05019.46
5.4.430.0930.06319.58
5.4.420.0670.00019.46
5.4.410.0630.00019.32
5.4.400.0630.00019.16
5.4.390.0600.00019.16
5.4.380.0400.07318.50
5.4.370.0300.05718.52
5.4.360.0470.06718.59
5.4.350.0330.06318.52
5.4.340.0270.05318.72
5.4.320.0090.03212.45
5.4.310.0050.03812.45
5.4.300.0050.03912.45
5.4.290.0040.04112.45
5.4.280.0100.03312.35
5.4.270.0080.03212.35
5.4.260.0070.03612.35
5.4.250.0040.03912.34
5.4.240.0060.04412.34
5.4.230.0090.04412.34
5.4.220.0080.03712.34
5.4.210.0100.04512.34
5.4.200.0070.03912.34
5.4.190.0070.03712.34
5.4.180.0050.04612.34
5.4.170.0040.05512.34
5.4.160.0090.05512.34
5.4.150.0080.04812.34
5.4.140.0090.05912.02
5.4.130.0140.04012.01
5.4.120.0090.04711.96
5.4.110.0110.05711.96
5.4.100.0080.04311.96
5.4.90.0060.04511.96
5.4.80.0070.03611.96
5.4.70.0100.03111.96
5.4.60.0040.03711.96
5.4.50.0060.03911.96
5.4.40.0050.03711.95
5.4.30.0080.03311.95
5.4.20.0050.03911.95
5.4.10.0040.04611.95
5.4.00.0080.03411.44
5.3.290.0060.04012.80
5.3.280.0070.03712.70
5.3.270.0060.03812.72
5.3.260.0060.04012.72
5.3.250.0080.03612.72
5.3.240.0040.04212.71
5.3.230.0030.04612.71
5.3.220.0040.03912.68
5.3.210.0040.04112.68
5.3.200.0070.03612.68
5.3.190.0060.04012.68
5.3.180.0070.03812.67
5.3.170.0040.04612.67
5.3.160.0100.04312.67
5.3.150.0110.04512.67
5.3.140.0070.03912.66
5.3.130.0040.05412.65
5.3.120.0060.04012.65
5.3.110.0070.04112.66
5.3.100.0030.04212.12
5.3.90.0110.03512.08
5.3.80.0040.04112.08
5.3.70.0030.03912.07
5.3.60.0060.03612.06
5.3.50.0060.03912.00
5.3.40.0040.04012.00
5.3.30.0060.03511.94
5.3.20.0080.03411.72
5.3.10.0050.03811.69
5.3.00.0050.03711.67
5.2.170.0020.0339.18
5.2.160.0030.0309.18
5.2.150.0060.0329.18
5.2.140.0050.0339.17
5.2.130.0060.0279.13
5.2.120.0040.0319.13
5.2.110.0060.0309.14
5.2.100.0030.0369.14
5.2.90.0040.0299.14
5.2.80.0060.0319.13
5.2.70.0050.0289.13
5.2.60.0060.0349.09
5.2.50.0020.0339.05
5.2.40.0010.0349.03
5.2.30.0060.0359.01
5.2.20.0050.0359.00
5.2.10.0050.0278.92
5.2.00.0060.0308.78
5.1.60.0040.0248.06
5.1.50.0090.0258.05
5.1.40.0060.0238.04
5.1.30.0060.0318.39
5.1.20.0070.0278.41
5.1.10.0030.0278.13
5.1.00.0070.0268.14
5.0.50.0040.0206.61
5.0.40.0020.0296.47
5.0.30.0050.0396.29
5.0.20.0030.0206.25
5.0.10.0040.0196.23
5.0.00.0040.0306.22
4.4.90.0010.0174.78
4.4.80.0030.0184.76
4.4.70.0010.0174.76
4.4.60.0040.0154.75
4.4.50.0030.0144.77
4.4.40.0020.0294.71
4.4.30.0020.0224.76
4.4.20.0040.0164.85
4.4.10.0020.0184.84
4.4.00.0030.0254.76
4.3.110.0050.0204.67
4.3.100.0040.0194.67
4.3.90.0050.0194.63
4.3.80.0040.0304.59
4.3.70.0030.0154.63
4.3.60.0040.0194.63
4.3.50.0110.0334.63
4.3.40.0040.0374.54
4.3.30.0030.0213.28
4.3.20.0040.0173.25
4.3.10.0010.0163.21
4.3.00.0130.02316.39

preferences:
46.55 ms | 401 KiB | 5 Q