3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ["foo"=>"bar"]; $key = "foo"; echo "{$obj->{ ${'data'}[$key] }}\n"; echo "{$obj->{ ${data}[$key] }}\n";

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)
8.3.60.0130.00316.75
8.3.50.0090.00616.15
8.3.40.0060.00918.66
8.3.30.0150.00018.54
8.3.20.0000.00720.34
8.3.10.0000.00721.73
8.3.00.0080.00023.57
8.2.180.0090.01218.31
8.2.170.0120.00622.96
8.2.160.0060.00620.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.60
8.2.120.0000.00726.35
8.2.110.0030.00722.10
8.2.100.0090.00318.05
8.2.90.0030.00619.41
8.2.80.0050.00318.05
8.2.70.0070.00317.73
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0090.00022.14
8.2.30.0000.00719.44
8.2.20.0020.00517.70
8.2.10.0000.00718.06
8.2.00.0000.00918.14
8.1.280.0130.00325.92
8.1.270.0080.00023.81
8.1.260.0070.00028.09
8.1.250.0000.00728.09
8.1.240.0060.00323.91
8.1.230.0070.00419.11
8.1.220.0070.00017.77
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0000.00817.13
8.1.180.0000.00818.10
8.1.170.0080.00018.47
8.1.160.0050.00220.69
8.1.150.0040.00418.79
8.1.140.0000.00819.48
8.1.130.0030.00317.73
8.1.120.0000.00817.30
8.1.110.0070.00017.45
8.1.100.0040.00417.44
8.1.90.0000.00817.42
8.1.80.0030.00517.34
8.1.70.0030.00317.50
8.1.60.0000.00717.64
8.1.50.0070.00417.44
8.1.40.0030.00617.42
8.1.30.0050.00317.54
8.1.20.0000.00717.65
8.1.10.0000.00817.48
8.1.00.0070.00017.50
8.0.300.0080.00018.77
8.0.290.0000.00716.88
8.0.280.0070.00018.40
8.0.270.0070.00017.32
8.0.260.0030.00617.29
8.0.250.0100.00016.91
8.0.240.0030.00616.90
8.0.230.0070.00017.05
8.0.220.0040.00416.91
8.0.210.0030.00516.98
8.0.200.0000.00617.03
8.0.190.0040.00417.05
8.0.180.0090.00016.93
8.0.170.0040.00416.96
8.0.160.0050.00216.95
8.0.150.0040.00416.96
8.0.140.0000.00716.79
8.0.130.0060.00313.42
8.0.120.0000.00716.82
8.0.110.0000.00716.93
8.0.100.0000.00716.96
8.0.90.0030.00416.90
8.0.80.0070.00816.93
8.0.70.0030.00616.83
8.0.60.0000.00716.89
8.0.50.0000.00716.97
8.0.30.0110.02217.28
8.0.20.0080.01217.40
8.0.10.0000.00716.86
8.0.00.0110.00716.75
7.4.330.0020.00216.79
7.4.320.0100.00016.55
7.4.300.0000.00716.41
7.4.290.0040.00416.46
7.4.280.0030.00616.41
7.4.270.0000.00716.57
7.4.260.0000.00716.48
7.4.250.0040.00416.55
7.4.240.0030.00516.54
7.4.230.0050.00216.25
7.4.220.0060.01316.38
7.4.210.0090.00616.62
7.4.200.0040.00416.60
7.4.160.0120.00616.57
7.4.150.0090.00917.40
7.4.140.0100.01117.86
7.4.130.0040.01316.58
7.4.120.0100.01016.55
7.4.110.0100.01316.56
7.4.100.0110.00616.44
7.4.90.0110.01316.53
7.4.80.0100.01019.39
7.4.70.0150.00816.53
7.4.60.0070.01016.50
7.4.50.0030.01016.46
7.4.40.0070.01016.55
7.4.30.0090.00816.54
7.4.00.0120.00314.94
7.3.330.0000.00513.16
7.3.320.0050.00213.05
7.3.310.0000.00716.38
7.3.300.0040.00416.29
7.3.290.0060.01016.31
7.3.280.0060.01016.29
7.3.270.0080.01217.40
7.3.260.0110.00616.34
7.3.240.0090.01116.46
7.3.230.0090.00816.45
7.3.210.0170.00016.44
7.3.200.0100.00719.39
7.3.190.0060.01116.38
7.3.180.0110.00616.41
7.3.170.0130.00316.64
7.3.160.0080.01116.31
7.2.330.0090.00916.63
7.2.320.0070.01116.59
7.2.310.0160.00316.52
7.2.300.0030.01316.37
7.2.290.0080.00716.38
7.2.110.1100.00716.18
7.2.60.0080.00416.67
7.2.00.0030.01019.33
7.1.200.0130.00015.93
7.1.100.0100.01018.23
7.1.70.0000.00817.13
7.1.60.0170.00719.30
7.1.50.0030.01916.57
7.1.00.0100.07022.46
7.0.200.0050.00216.80
7.0.60.0230.07021.65
7.0.50.0000.05717.88
7.0.40.0030.08720.23
7.0.30.0230.08020.02
7.0.20.0300.07720.04
7.0.10.0070.04020.20
7.0.00.0030.06020.08
5.6.280.0030.06021.10
5.6.210.0070.08320.75
5.6.200.0100.03318.11
5.6.190.0130.07720.45
5.6.180.0370.04720.39
5.6.170.0300.08720.40
5.6.160.0100.04720.33
5.6.150.0070.03718.07
5.6.140.0070.07018.11
5.6.130.0030.04318.16
5.6.120.0100.04721.14
5.6.110.0030.06721.08
5.6.100.0000.04720.95
5.6.90.0130.07020.84
5.6.80.0100.07020.28
5.5.350.0230.07320.44
5.5.340.0070.05318.02
5.5.330.0030.04720.43
5.5.320.0500.04020.30
5.5.310.0370.07020.33
5.5.300.0100.08317.97
5.5.290.0130.07717.95
5.5.280.0030.04320.96
5.5.270.0070.04020.67
5.5.260.0030.05720.83
5.5.250.0170.07020.48
5.5.240.0170.07320.32

preferences:
49.6 ms | 400 KiB | 5 Q