3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $obj->bar = "xyz"; $data = array("foo" => "bar"); $key = "foo"; // echo $obj->${data[$key]}; syntax error echo $obj->{$data[$key]}; $member = $data[$key]; echo $obj->${member}; echo $obj->{$member}; echo "${data[$key]}"; // of course, this works echo "\n${'data'}[$key]\n"; echo "{$data[$key]}";

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)
8.3.60.0180.00018.56
8.3.50.0000.01416.21
8.3.40.0070.00718.92
8.3.30.0070.00719.02
8.3.20.0040.00420.20
8.3.10.0030.00621.89
8.3.00.0060.00323.64
8.2.180.0060.00918.29
8.2.170.0120.00922.96
8.2.160.0070.00720.39
8.2.150.0000.00925.66
8.2.140.0040.00424.66
8.2.130.0060.00319.89
8.2.120.0040.00426.35
8.2.110.0090.00020.93
8.2.100.0080.00418.03
8.2.90.0040.00419.34
8.2.80.0050.00317.97
8.2.70.0080.00017.75
8.2.60.0050.00318.04
8.2.50.0000.00918.07
8.2.40.0000.00822.14
8.2.30.0030.00319.45
8.2.20.0040.00417.85
8.2.10.0020.00518.13
8.2.00.0000.00718.00
8.1.280.0140.00325.92
8.1.270.0110.00423.84
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00622.67
8.1.230.0030.00717.58
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00717.35
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.55
8.1.160.0040.00420.82
8.1.150.0070.00018.89
8.1.140.0000.00819.63
8.1.130.0070.00017.68
8.1.120.0060.00317.51
8.1.110.0070.00017.41
8.1.100.0000.00817.29
8.1.90.0040.00417.46
8.1.80.0030.00317.35
8.1.70.0000.00817.46
8.1.60.0080.00017.44
8.1.50.0110.00017.43
8.1.40.0040.00417.46
8.1.30.0030.00617.70
8.1.20.0040.00417.50
8.1.10.0070.00017.46
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0000.00717.33
8.0.260.0060.00317.14
8.0.250.0000.00916.93
8.0.240.0030.00617.06
8.0.230.0000.00817.07
8.0.220.0000.00716.97
8.0.210.0030.00316.93
8.0.200.0030.00316.99
8.0.190.0050.00316.93
8.0.180.0000.01016.84
8.0.170.0040.00416.95
8.0.160.0070.00017.01
8.0.150.0030.00316.95
8.0.140.0040.00416.91
8.0.130.0030.00313.37
8.0.120.0040.00416.91
8.0.110.0080.00016.85
8.0.100.0040.00417.02
8.0.90.0040.00416.94
8.0.80.0070.00716.95
8.0.70.0030.00616.87
8.0.60.0000.00716.82
8.0.50.0020.00516.90
8.0.30.0140.00516.97
8.0.20.0090.01117.40
8.0.10.0000.00717.06
8.0.00.0120.00716.80
7.4.330.0000.00516.81
7.4.320.0000.00616.58
7.4.300.0050.00316.52
7.4.290.0080.00016.64
7.4.280.0080.00316.48
7.4.270.0040.00416.57
7.4.260.0000.00816.57
7.4.250.0080.00016.46
7.4.240.0030.00316.52
7.4.230.0000.00716.64
7.4.220.0000.01816.71
7.4.210.0040.01016.66
7.4.200.0030.00316.48
7.4.160.0040.01416.57
7.4.150.0090.00917.40
7.4.140.0200.00517.86
7.4.130.0200.00616.59
7.4.120.0140.00316.53
7.4.110.0040.01216.43
7.4.100.0060.01216.45
7.4.90.0100.00716.32
7.4.80.0100.00719.39
7.4.70.0060.01716.69
7.4.60.0070.01016.66
7.4.50.0070.00716.29
7.4.40.0060.01016.57
7.4.30.0170.00516.73
7.4.00.0060.00614.54
7.3.330.0050.00013.25
7.3.320.0040.00413.16
7.3.310.0000.00816.38
7.3.300.0030.00316.40
7.3.290.0090.01016.28
7.3.280.0090.00716.34
7.3.270.0100.00717.40
7.3.260.0090.00916.51
7.3.240.0120.00816.45
7.3.230.0050.01416.59
7.3.210.0090.00916.47
7.3.200.0060.00919.39
7.3.190.0130.00316.33
7.3.180.0070.01016.50
7.3.170.0030.01316.63
7.3.160.0080.00816.46
7.2.330.0210.00816.52
7.2.320.0160.00716.69
7.2.310.0170.00716.49
7.2.300.0140.00716.70
7.2.290.0000.01516.71
7.2.60.0060.00916.91
7.2.00.0000.01619.19
7.1.200.0070.00015.53
7.1.100.0110.00418.20
7.1.70.0000.00717.31
7.1.60.0170.00719.30
7.1.50.0090.01317.08
7.1.00.0030.07722.45
7.0.200.0040.00416.90
7.0.60.0170.05021.63
7.0.50.0070.08717.82
7.0.40.0130.08020.06
7.0.30.0270.06720.20
7.0.20.0270.07320.16
7.0.10.0030.08320.00
7.0.00.0030.09020.12
5.6.280.0000.04021.02
5.6.210.0070.06020.51
5.6.200.0070.04018.16
5.6.190.0130.08320.49
5.6.180.0400.07320.45
5.6.170.0400.06320.62
5.6.160.0100.06720.41
5.6.150.0030.04018.19
5.6.140.0130.06018.18
5.6.130.0030.05318.07
5.6.120.0100.05021.08
5.6.110.0130.06721.02
5.6.100.0030.04321.02
5.6.90.0170.07721.12
5.6.80.0030.05720.43
5.5.350.0200.07720.49
5.5.340.0070.07317.88
5.5.330.0030.08320.19
5.5.320.0430.04320.18
5.5.310.0270.05720.28
5.5.300.0070.08318.01
5.5.290.0100.07017.95
5.5.280.0000.05020.87
5.5.270.0070.03720.96
5.5.260.0100.08320.86
5.5.250.0100.08720.58
5.5.240.0100.07320.15

preferences:
30.93 ms | 400 KiB | 5 Q