3v4l.org

run code in 300+ PHP versions simultaneously
<?php $object = new stdClass(); $object->{'1'} = 'one'; //echo $object->{'1'}; $array = (array) $object; $test = '1'; echo $array[$test]; echo $array['1']; //var_dump($array); /* produces array(1) { ["1"]=> string(3) "one" } */ //none of the following will work $key = '1'; echo $array[1], $array['1'], $array["1"], $array[(string)1], $array[$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)
8.3.70.0110.01116.50
8.3.60.0030.01018.56
8.3.50.0050.01422.18
8.3.40.0150.00018.79
8.3.30.0140.00018.79
8.3.20.0040.00420.00
8.3.10.0040.00423.51
8.3.00.0050.00319.27
8.2.190.0030.01316.58
8.2.180.0040.01516.75
8.2.170.0150.00022.96
8.2.160.0130.00020.35
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0080.00017.63
8.2.120.0080.00026.35
8.2.110.0060.00322.08
8.2.100.0110.00021.20
8.2.90.0030.00619.26
8.2.80.0080.00017.97
8.2.70.0050.00317.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0050.00219.47
8.2.30.0000.00720.70
8.2.20.0030.00717.68
8.2.10.0040.00418.06
8.2.00.0070.00017.93
8.1.280.0120.00925.92
8.1.270.0040.00423.84
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0000.00923.97
8.1.230.0040.00819.16
8.1.220.0040.00417.77
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00017.35
8.1.180.0000.00718.10
8.1.170.0000.00718.77
8.1.160.0000.00721.94
8.1.150.0040.00418.82
8.1.140.0040.00419.54
8.1.130.0030.00317.52
8.1.120.0050.00217.42
8.1.110.0040.00417.27
8.1.100.0000.00817.43
8.1.90.0050.00317.48
8.1.80.0030.00617.39
8.1.70.0030.00517.34
8.1.60.0000.00817.48
8.1.50.0000.00817.48
8.1.40.0000.00917.56
8.1.30.0000.00917.63
8.1.20.0030.00517.71
8.1.10.0040.00417.48
8.1.00.0050.00217.36
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0070.00018.35
8.0.270.0030.00317.13
8.0.260.0000.00817.25
8.0.250.0000.00716.88
8.0.240.0070.00017.05
8.0.230.0000.00716.83
8.0.220.0040.00416.91
8.0.210.0040.00416.87
8.0.200.0000.00716.83
8.0.190.0020.00516.88
8.0.180.0050.00316.80
8.0.170.0000.00816.80
8.0.160.0000.00716.91
8.0.150.0000.00816.82
8.0.140.0000.00816.83
8.0.130.0080.00013.27
8.0.120.0000.00816.85
8.0.110.0040.00416.89
8.0.100.0070.00016.89
8.0.90.0040.00416.91
8.0.80.0060.00916.82
8.0.70.0040.00416.92
8.0.60.0040.00416.78
8.0.50.0000.00716.78
8.0.30.0110.00616.95
8.0.20.0080.01017.40
8.0.10.0040.00416.88
8.0.00.0070.01116.91
7.4.330.0050.00016.79
7.4.320.0060.00016.52
7.4.300.0000.00616.52
7.4.290.0070.00016.64
7.4.280.0000.00816.50
7.4.270.0030.00316.62
7.4.260.0000.00716.57
7.4.250.0000.00816.59
7.4.240.0020.00516.54
7.4.230.0030.00316.30
7.4.220.0060.01316.67
7.4.210.0110.00316.58
7.4.200.0040.00416.39
7.4.160.0070.00716.55
7.4.150.0090.00817.40
7.4.140.0130.00817.86
7.4.130.0020.01516.61
7.4.120.0110.00516.37
7.4.110.0130.00616.51
7.4.100.0120.00816.46
7.4.90.0040.01216.68
7.4.80.0090.00919.39
7.4.70.0140.00316.57
7.4.60.0130.00316.55
7.4.50.0050.00916.63
7.4.40.0070.01016.52
7.4.30.0120.01016.43
7.4.00.0160.00014.67
7.3.330.0030.00313.11
7.3.320.0000.00613.31
7.3.310.0040.00416.32
7.3.300.0000.00716.28
7.3.290.0050.01116.35
7.3.280.0070.00816.31
7.3.270.0130.00317.40
7.3.260.0050.01116.54
7.3.250.0080.01116.43
7.3.240.0080.01016.25
7.3.230.0070.01116.39
7.3.210.0130.00316.62
7.3.200.0060.00916.39
7.3.190.0130.00616.38
7.3.180.0060.00916.50
7.3.170.0050.01316.28
7.3.160.0150.00316.35
7.2.330.0120.00616.46
7.2.320.0070.01316.40
7.2.310.0210.00316.38
7.2.300.0080.00916.47
7.2.290.0080.00916.64
7.2.60.0070.00716.85
7.2.00.0080.00419.44
7.1.200.0030.00715.88
7.1.100.0030.00818.05
7.1.70.0060.00317.05
7.1.60.0030.02019.12
7.1.50.0070.00316.93
7.1.00.0030.07722.36
7.0.200.0060.00316.40
7.0.60.0100.04319.94
7.0.50.0030.06717.86
7.0.40.0130.08319.90
7.0.30.0300.03720.14
7.0.20.0170.08720.20
7.0.10.0170.08020.29
7.0.00.0100.04020.01
5.6.280.0030.06721.14
5.6.210.0030.05720.57
5.6.200.0130.07318.15
5.6.190.0030.04320.45
5.6.180.0270.06020.33
5.6.170.0200.08320.40
5.6.160.0070.03720.41
5.6.150.0100.06718.11
5.6.140.0100.07018.12
5.6.130.0070.08718.17
5.6.120.0030.05321.00
5.6.110.0100.08020.88
5.6.100.0070.04721.13
5.6.90.0230.07320.94
5.6.80.0000.04720.52
5.5.350.2600.03020.41
5.5.340.0030.04017.89
5.5.330.0170.07320.13
5.5.320.0000.05720.32
5.5.310.0200.04020.30
5.5.300.0130.07317.98
5.5.290.0100.07718.02
5.5.280.0030.08320.98
5.5.270.0070.08320.86
5.5.260.0100.08320.67
5.5.250.0100.07720.57
5.5.240.0330.07020.13

preferences:
46.83 ms | 401 KiB | 5 Q