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] **"; // of course, this works 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)
8.3.70.0140.00416.59
8.3.60.0060.00818.58
8.3.50.0110.00821.08
8.3.40.0070.00718.70
8.3.30.0070.00718.78
8.3.20.0040.00420.34
8.3.10.0000.00821.90
8.3.00.0040.00423.66
8.2.180.0150.00016.50
8.2.170.0110.00422.96
8.2.160.0060.00920.47
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00319.95
8.2.120.0000.00826.35
8.2.110.0150.00622.08
8.2.100.0110.00017.91
8.2.90.0040.00418.13
8.2.80.0050.00317.97
8.2.70.0000.01017.63
8.2.60.0050.00317.93
8.2.50.0070.00318.07
8.2.40.0040.00422.18
8.2.30.0050.00319.62
8.2.20.0000.00717.83
8.2.10.0000.00718.05
8.2.00.0000.00718.19
8.1.280.0110.00425.92
8.1.270.0110.00423.76
8.1.260.0090.00028.09
8.1.250.0040.00428.09
8.1.240.0070.00422.54
8.1.230.0070.00320.85
8.1.220.0040.00417.74
8.1.210.0000.00818.83
8.1.200.0090.00017.36
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0080.00018.64
8.1.160.0040.00420.73
8.1.150.0070.00018.77
8.1.140.0080.00019.63
8.1.130.0000.00817.62
8.1.120.0000.00817.52
8.1.110.0040.00417.44
8.1.100.0030.00517.45
8.1.90.0040.00417.36
8.1.80.0040.00417.50
8.1.70.0000.00717.42
8.1.60.0000.00817.48
8.1.50.0000.00917.55
8.1.40.0000.00817.56
8.1.30.0000.00817.56
8.1.20.0040.00417.69
8.1.10.0040.00417.51
8.1.00.0000.00717.55
8.0.300.0070.00019.94
8.0.290.0040.00416.75
8.0.280.0080.00018.40
8.0.270.0030.00317.32
8.0.260.0050.00517.18
8.0.250.0070.00017.07
8.0.240.0000.01016.88
8.0.230.0030.00517.06
8.0.220.0000.00716.98
8.0.210.0030.00316.93
8.0.200.0000.00616.95
8.0.190.0000.00717.09
8.0.180.0070.00016.96
8.0.170.0050.00316.89
8.0.160.0030.00316.96
8.0.150.0050.00216.94
8.0.140.0050.00216.85
8.0.130.0030.00313.41
8.0.120.0030.00616.80
8.0.110.0030.00516.92
8.0.100.0040.00416.95
8.0.90.0070.00016.81
8.0.80.0070.01017.00
8.0.70.0090.00016.84
8.0.60.0040.00416.97
8.0.50.0050.00216.91
8.0.30.0080.01117.19
8.0.20.0110.01317.40
8.0.10.0000.00716.97
8.0.00.0080.01316.82
7.4.330.0040.00016.84
7.4.320.0000.00616.45
7.4.300.0000.00716.46
7.4.290.0040.00216.50
7.4.280.0070.00316.59
7.4.270.0040.00416.58
7.4.260.0000.00716.48
7.4.250.0050.00316.46
7.4.240.0020.00516.58
7.4.230.0000.00816.70
7.4.220.0070.01016.38
7.4.210.0090.00616.53
7.4.200.0040.00416.59
7.4.160.0000.01716.47
7.4.150.0110.01117.40
7.4.140.0130.00517.86
7.4.130.0100.01016.53
7.4.120.0090.01316.51
7.4.110.0030.01416.40
7.4.100.0030.01616.62
7.4.90.0040.01516.57
7.4.80.0090.01219.39
7.4.70.0140.00316.66
7.4.60.0100.00716.35
7.4.50.0070.00716.49
7.4.40.0130.01016.66
7.4.30.0040.01416.51
7.4.10.0130.00314.91
7.4.00.0090.00814.80
7.3.330.0050.00013.21
7.3.320.0060.00013.09
7.3.310.0050.00316.31
7.3.300.0040.00416.37
7.3.290.0070.01116.33
7.3.280.0090.00716.36
7.3.270.0100.00717.40
7.3.260.0130.01016.50
7.3.250.0130.00616.38
7.3.240.0110.01116.52
7.3.230.0030.01316.39
7.3.210.0140.00716.29
7.3.200.0060.01519.39
7.3.190.0060.01016.60
7.3.180.0000.01716.48
7.3.170.0110.00516.61
7.3.160.0100.00616.37
7.3.130.0000.01814.52
7.3.120.0070.01014.46
7.3.110.0100.01014.73
7.3.100.0100.00714.86
7.3.90.0090.00914.82
7.3.80.0060.01214.82
7.3.70.0070.00414.91
7.3.60.0060.00614.79
7.3.50.0040.01114.55
7.3.40.0070.00314.80
7.3.30.0030.01314.88
7.3.20.0080.00816.65
7.3.10.0070.00716.77
7.3.00.0070.00716.52
7.2.330.0160.01216.34
7.2.320.0100.00716.68
7.2.310.0090.01216.76
7.2.300.0000.01716.82
7.2.290.0090.00916.80
7.2.260.0090.00915.03
7.2.250.0000.01815.07
7.2.240.0040.00815.22
7.2.230.0040.01514.99
7.2.220.0060.00714.99
7.2.210.0030.01415.24
7.2.200.0030.01214.85
7.2.190.0060.00915.02
7.2.180.0060.00614.96
7.2.170.0040.00715.17
7.2.160.0030.00614.87
7.2.150.0030.01016.57
7.2.140.0130.00316.79
7.2.130.0000.01716.96
7.2.120.0070.00716.77
7.2.110.0000.01416.95
7.2.100.0090.00616.77
7.2.90.0060.00617.11
7.2.80.0080.00816.86
7.2.70.0040.00916.84
7.2.60.0090.00716.92
7.2.50.0090.00617.08
7.2.40.0090.00316.94
7.2.30.0060.00316.82
7.2.20.0080.00616.98
7.2.10.0030.01016.75
7.2.00.0050.00818.13
7.1.330.0040.00715.76
7.1.320.0000.01815.66
7.1.310.0000.01315.85
7.1.300.0110.00415.50
7.1.290.0030.00715.55
7.1.280.0080.00415.66
7.1.270.0090.00615.63
7.1.260.0100.00015.47
7.1.250.0060.00615.60
7.1.240.0030.01415.73
7.1.230.0070.01015.47
7.1.220.0090.00315.72
7.1.210.0060.00615.44
7.1.200.0080.00515.77
7.1.190.0070.00715.83
7.1.180.0030.01015.50
7.1.170.0120.00615.68
7.1.160.0120.00015.68
7.1.150.0070.00315.89
7.1.140.0030.01015.45
7.1.130.0070.00415.76
7.1.120.0040.00715.75
7.1.110.0080.00315.93
7.1.100.0050.00515.31
7.1.90.0000.01215.93
7.1.80.0040.00715.68
7.1.70.0010.00616.44
7.1.60.0050.00716.50
7.1.50.0050.01416.43
7.1.40.0080.00815.51
7.1.30.0060.00615.73
7.1.20.0120.00015.42
7.1.10.0070.00715.68
7.1.00.0030.04419.15
7.0.330.0070.00315.29
7.0.320.0040.01115.39
7.0.310.0030.01015.30
7.0.300.0050.00815.52
7.0.290.0070.00715.29
7.0.280.0000.01215.30
7.0.270.0000.00815.50
7.0.260.0000.00815.18
7.0.250.0080.00015.42
7.0.240.0130.00015.34
7.0.230.0130.00015.00
7.0.220.0000.01015.38
7.0.210.0080.00315.33
7.0.200.0070.00915.92
7.0.190.0040.01215.27
7.0.180.0040.01215.34
7.0.170.0040.00814.96
7.0.160.0030.00515.35
7.0.150.0040.01215.41
7.0.140.0040.01115.32
7.0.130.0080.00415.03
7.0.120.0100.00315.45
7.0.110.0110.00015.41
7.0.100.0070.00715.38
7.0.90.0090.00015.39
7.0.80.0000.01215.36
7.0.70.0030.01015.41
7.0.60.0160.04218.56
7.0.50.0080.02816.64
7.0.40.0070.04416.80
7.0.30.0190.04216.83
7.0.20.0170.04216.91
7.0.10.0120.03716.75
7.0.00.0040.04916.85
5.6.400.0060.00614.64
5.6.390.0030.00714.51
5.6.380.0030.01014.38
5.6.370.0040.00814.59
5.6.360.0040.00814.70
5.6.350.0120.00314.59
5.6.340.0140.00014.55
5.6.330.0000.00814.43
5.6.320.0060.00614.38
5.6.310.0060.00314.34
5.6.300.0130.00314.38
5.6.290.0000.01314.54
5.6.280.0050.01817.77
5.6.270.0120.00414.41
5.6.260.0060.00614.61
5.6.250.0030.00814.43
5.6.240.0100.00714.30
5.6.230.0030.01414.41
5.6.220.0040.01114.52
5.6.210.0100.04017.72
5.6.200.0060.02016.24
5.6.190.0150.03617.51
5.6.180.0250.03317.45
5.6.170.0180.04117.44
5.6.160.0080.04217.45
5.6.150.0030.02716.25
5.6.140.0060.04416.36
5.6.130.0080.03816.24
5.6.120.0080.04317.73
5.6.110.0070.04317.68
5.6.100.0060.02217.81
5.6.90.0080.02717.72
5.6.80.0070.02717.44
5.6.70.0040.00414.32
5.6.60.0060.00914.26
5.6.50.0030.01514.39
5.6.40.0000.01614.16
5.6.30.0050.00514.18
5.6.20.0060.00614.44
5.6.10.0080.00614.26
5.6.00.0070.00714.40
5.5.380.0030.00914.02
5.5.370.0060.00614.33
5.5.360.0070.00314.46
5.5.350.0150.03917.21
5.5.340.0030.04216.31
5.5.330.0070.02317.20
5.5.320.0290.02717.28
5.5.310.0170.03817.10
5.5.300.0090.03516.09
5.5.290.0050.03015.97
5.5.280.0080.02217.54
5.5.270.0030.02917.58
5.5.260.0070.04117.52
5.5.250.0020.04817.56
5.5.240.0060.03817.38
5.5.230.0040.00814.41
5.5.220.0060.00614.25
5.5.210.0030.01314.44
5.5.200.0030.01214.08
5.5.190.0060.00314.06
5.5.180.0070.00414.40
5.5.170.0040.00914.34
5.5.160.0040.01414.19
5.5.150.0040.01114.12
5.5.140.0100.00014.39
5.5.130.0070.00314.15
5.5.120.0040.00414.09
5.5.110.0070.00413.92
5.5.100.0050.00514.50
5.5.90.0040.01114.34
5.5.80.0030.00914.37
5.5.70.0040.00414.36
5.5.60.0070.00714.32
5.5.50.0000.00914.41
5.5.40.0080.00014.03
5.5.30.0030.00714.34
5.5.20.0050.00514.54
5.5.10.0000.01214.60
5.5.00.0040.01213.85

preferences:
64.77 ms | 401 KiB | 5 Q