3v4l.org

run code in 300+ PHP versions simultaneously
<?php $petsounds = array("cat" => "meow", "dog" => "woof", "snake" => "hiss"); $petsounds{'mouse'} = "squeak"; var_dump($petsounds); $obj = new stdClass; $obj->{'ps'} = $petsounds; $obj->ps{"fox"} = "Gding, ding, ding"; var_dump($obj); $obj->{'123'} = "the end"; var_dump($obj); echo is_array($obj->ps)? 'true':'false',"\n"; echo is_array($obj->{'123'})? 'true':'false',"\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)
8.3.60.0130.00618.68
8.3.50.0100.00921.85
8.3.40.0040.01118.85
8.3.30.0090.00618.88
8.3.20.0000.00820.21
8.3.10.0060.00320.45
8.3.00.0080.00019.13
8.2.180.0160.00616.63
8.2.170.0120.00322.96
8.2.160.0100.00320.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0060.00322.32
8.2.110.0100.00720.58
8.2.100.0110.00018.09
8.2.90.0050.00319.14
8.2.80.0040.00417.97
8.2.70.0090.00017.50
8.2.60.0090.00017.91
8.2.50.0080.00018.07
8.2.40.0030.01017.75
8.2.30.0040.00417.80
8.2.20.0050.00217.42
8.2.10.0000.00817.98
8.2.00.0030.00517.52
8.1.280.0140.00325.92
8.1.270.0040.00423.77
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0090.00022.20
8.1.230.0080.00317.64
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.11
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0030.00518.51
8.1.160.0040.00421.90
8.1.150.0040.00418.75
8.1.140.0000.00717.38
8.1.130.0070.00017.66
8.1.120.0000.00717.38
8.1.110.0040.00417.19
8.1.100.0060.00317.28
8.1.90.0030.00317.32
8.1.80.0000.00817.20
8.1.70.0030.00317.31
8.1.60.0030.00517.29
8.1.50.0040.00417.41
8.1.40.0040.00417.27
8.1.30.0030.00617.51
8.1.20.0040.00417.53
8.1.10.0050.00317.25
8.1.00.0000.00717.27
8.0.300.0040.00418.77
8.0.290.0080.00016.63
8.0.280.0000.00718.21
8.0.270.0080.00017.12
8.0.260.0060.00017.12
8.0.250.0030.00316.89
8.0.240.0060.00016.84
8.0.230.0070.00016.84
8.0.220.0000.00716.81
8.0.210.0030.00616.73
8.0.200.0060.00016.79
8.0.190.0040.00416.78
8.0.180.0050.00216.84
8.0.170.0040.00416.72
8.0.160.0050.00316.72
8.0.150.0030.00316.64
8.0.140.0000.00716.85
8.0.130.0000.00513.18
8.0.120.0040.00416.71
8.0.110.0040.00416.79
8.0.100.0040.00416.63
8.0.90.0040.00416.77
8.0.80.0110.01116.74
8.0.70.0040.00416.85
8.0.60.0040.00416.77
8.0.50.0040.00416.67
8.0.30.0130.00716.94
8.0.20.0080.01217.40
8.0.10.0070.00016.97
8.0.00.0090.01116.67
7.4.330.0060.00015.14
7.4.320.0040.00416.60
7.4.300.0030.00316.54
7.4.290.0040.00416.58
7.4.280.0070.00316.44
7.4.270.0040.00416.55
7.4.260.0030.00316.59
7.4.250.0000.00716.41
7.4.240.0050.00216.46
7.4.230.0000.00816.44
7.4.220.0080.00816.40
7.4.210.0060.00916.48
7.4.200.0070.00016.64
7.4.160.0080.00816.40
7.4.150.0100.01017.40
7.4.140.0100.00717.86
7.4.130.0090.00816.51
7.4.120.0150.00516.59
7.4.110.0090.00616.61
7.4.100.0140.00716.46
7.4.90.0100.00716.67
7.4.80.0130.00819.39
7.4.70.0080.01116.56
7.4.60.0090.00816.48
7.4.50.0030.00616.46
7.4.40.0060.01216.38
7.4.30.0100.00716.69
7.4.00.0050.01314.95
7.3.330.0000.00613.33
7.3.320.0060.00013.07
7.3.310.0030.00316.18
7.3.300.0070.00016.13
7.3.290.0090.00616.30
7.3.280.0110.00516.32
7.3.270.0090.00917.40
7.3.260.0100.00716.56
7.3.250.0100.01116.36
7.3.240.0180.00616.57
7.3.230.0180.00016.39
7.3.210.0060.01216.53
7.3.200.0110.01119.39
7.3.190.0170.00616.48
7.3.180.0110.00716.53
7.3.170.0080.01116.59
7.3.160.0060.01316.38
7.3.120.0030.01414.88
7.3.110.0130.00614.90
7.3.100.0040.01114.61
7.3.90.0040.00815.03
7.3.80.0070.01014.89
7.3.70.0110.00415.04
7.3.60.0000.01214.63
7.3.50.0040.01114.83
7.3.40.0060.00314.63
7.3.30.0040.01414.96
7.3.20.0030.01016.51
7.3.10.0070.00716.50
7.3.00.0130.00016.45
7.2.330.0130.00516.55
7.2.320.0110.00816.63
7.2.310.0070.01016.77
7.2.300.0030.01616.78
7.2.290.0130.00616.66
7.2.250.0110.00814.98
7.2.240.0080.00814.90
7.2.230.0040.01115.31
7.2.220.0000.01214.96
7.2.210.0040.00815.32
7.2.200.0000.01914.95
7.2.190.0110.00715.06
7.2.180.0030.01214.97
7.2.170.0060.00315.06
7.2.60.0110.00416.84
7.2.00.0040.00719.44
7.1.330.0030.01015.75
7.1.320.0130.00015.45
7.1.310.0060.00315.88
7.1.300.0000.01215.61
7.1.290.0030.01215.90
7.1.280.0040.01115.90
7.1.270.0070.01015.79
7.1.260.0070.01015.62
7.1.100.0060.00817.93
7.1.70.0040.00416.89
7.1.60.0170.00719.32
7.1.50.0110.01116.89
7.1.00.0130.08022.35
7.0.200.0030.00716.79
7.0.140.0000.07721.97
7.0.60.0000.08719.83
7.0.50.0130.08017.66
7.0.40.0070.08720.30
7.0.30.0400.06720.13
7.0.20.0170.05020.02
7.0.10.0070.04720.13
7.0.00.0030.08020.00
5.6.280.0100.06320.91
5.6.210.0030.04020.52
5.6.200.0000.07018.23
5.6.190.0070.06320.29
5.6.180.0000.04320.35
5.6.170.0270.07020.45
5.6.160.0030.04020.37
5.6.150.0000.08318.16
5.6.140.0100.08318.11
5.6.130.0000.04318.16
5.6.120.0030.07721.14
5.6.110.0130.07321.01
5.6.100.0000.04321.00
5.6.90.0100.07020.97
5.6.80.0000.09020.50
5.5.350.0130.04020.30
5.5.340.0070.05317.96
5.5.330.0100.08320.43
5.5.320.0370.07320.29
5.5.310.0300.04320.16
5.5.300.0070.05318.01
5.5.290.0000.04318.02
5.5.280.0070.05020.75
5.5.270.0130.07020.96
5.5.260.0200.05320.77
5.5.250.0100.03320.77
5.5.240.0330.07320.23
5.4.450.0430.04319.41
5.4.440.0530.04319.48
5.4.430.0630.04019.57
5.4.420.0770.00019.27
5.4.410.0630.00019.19
5.4.400.0600.00018.87
5.4.390.0630.00018.97
5.4.380.0670.00019.09
5.4.370.0600.00018.99
5.4.360.0670.00019.07
5.4.350.0630.00018.95
5.4.340.0630.00019.05
5.4.320.0050.03812.45
5.4.310.0040.04112.45
5.4.300.0070.03612.45
5.4.290.0070.03812.45
5.4.280.0080.03612.35
5.4.270.0070.03612.35
5.4.260.0100.03712.35
5.4.250.0050.04312.35
5.4.240.0040.04012.35
5.4.230.0070.03712.34
5.4.220.0110.03612.34
5.4.210.0090.03712.34
5.4.200.0080.03812.34
5.4.190.0070.04112.34
5.4.180.0050.03712.34
5.4.170.0050.03912.35
5.4.160.0060.03712.34
5.4.150.0050.03712.34
5.4.140.0080.03512.03
5.4.130.0070.03912.01
5.4.120.0060.03511.97
5.4.110.0070.03411.96
5.4.100.0090.03211.97
5.4.90.0090.03411.96
5.4.80.0060.03711.96
5.4.70.0030.03811.96
5.4.60.0070.03411.96
5.4.50.0060.03511.96
5.4.40.0060.03511.95
5.4.30.0090.04011.95
5.4.20.0040.04511.95
5.4.10.0060.03711.95
5.4.00.0020.04011.44
5.3.290.0050.04112.80
5.3.280.0050.03912.70
5.3.270.0070.03912.73
5.3.260.0070.03912.72
5.3.250.0040.04012.72
5.3.240.0080.03612.72
5.3.230.0080.03712.71
5.3.220.0050.04012.68
5.3.210.0060.04012.68
5.3.200.0050.04212.68
5.3.190.0060.04012.68
5.3.180.0040.03912.67
5.3.170.0070.03612.67
5.3.160.0080.03812.67
5.3.150.0050.03912.67
5.3.140.0070.03812.66
5.3.130.0030.04212.66
5.3.120.0090.03912.66
5.3.110.0030.04312.66
5.3.100.0060.03812.12
5.3.90.0090.03512.09
5.3.80.0050.04212.08
5.3.70.0080.03712.08
5.3.60.0070.04012.06
5.3.50.0090.03412.00
5.3.40.0090.03712.00
5.3.30.0070.03511.95
5.3.20.0070.03811.72
5.3.10.0060.03611.69
5.3.00.0070.03811.68
5.2.170.0060.0389.18
5.2.160.0030.0379.18
5.2.150.0040.0329.18
5.2.140.0100.0339.18
5.2.130.0060.0289.14
5.2.120.0050.0289.14
5.2.110.0060.0349.14
5.2.100.0060.0349.14
5.2.90.0030.0319.14
5.2.80.0070.0399.13
5.2.70.0090.0299.13
5.2.60.0070.0289.09
5.2.50.0030.0319.05
5.2.40.0040.0399.03
5.2.30.0020.0349.01
5.2.20.0070.0299.00
5.2.10.0050.0278.92
5.2.00.0040.0308.78
5.1.60.0070.0228.07
5.1.50.0070.0248.06
5.1.40.0050.0248.04
5.1.30.0030.0328.39
5.1.20.0030.0338.41
5.1.10.0060.0278.14
5.1.00.0060.0238.14
5.0.50.0050.0196.62
5.0.40.0020.0206.48
5.0.30.0070.0296.29
5.0.20.0010.0226.26
5.0.10.0080.0226.24
5.0.00.0050.0286.23
4.4.90.0050.0144.78
4.4.80.0010.0184.75
4.4.70.0030.0154.76
4.4.60.0010.0194.75
4.4.50.0020.0164.77
4.4.40.0020.0274.71
4.4.30.0020.0164.76
4.4.20.0010.0174.84
4.4.10.0050.0204.85
4.4.00.0050.0244.76
4.3.110.0050.0194.67
4.3.100.0040.0164.67
4.3.90.0040.0154.63
4.3.80.0040.0254.58
4.3.70.0020.0164.63
4.3.60.0050.0164.63
4.3.50.0030.0194.63
4.3.40.0020.0244.54
4.3.30.0010.0163.28
4.3.20.0010.0193.26
4.3.10.0030.0253.21
4.3.00.0300.01313.34

preferences:
45.16 ms | 401 KiB | 5 Q