3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arg1 = "['1']"; $arg2 = "['2']"; $arg3 = "['3']"; $_SESSION['1']['2']['3'] = 'zzzz'; function setKey($session_keys, $val) { $current_key = ''; $counter = 0; $prev_step = $_SESSION; $tmp = &$prev_step; $session_keys_array = explode(':', $session_keys); foreach ($session_keys_array as $key) { if (is_array($tmp[$key])) { $tmp = &$tmp[$key]; var_dump($tmp); } else { $tmp = $val; var_dump($tmp); } } } setKey('1:2:3',5); // var_dump($_SESSION);

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)
8.3.60.0040.01116.75
8.3.50.0130.00921.28
8.3.40.0120.00318.79
8.3.30.0000.01418.71
8.3.20.0040.00420.39
8.3.10.0080.00023.53
8.3.00.0070.00321.90
8.2.180.0100.01616.75
8.2.170.0100.00722.96
8.2.160.0070.00720.52
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0000.00821.02
8.2.120.0040.00426.35
8.2.110.0100.00021.04
8.2.100.0100.00317.84
8.2.90.0000.00817.88
8.2.80.0080.00017.97
8.2.70.0040.00418.05
8.2.60.0000.00917.93
8.2.50.0000.00818.10
8.2.40.0080.00020.48
8.2.30.0030.00519.38
8.2.20.0050.00317.67
8.2.10.0000.00818.00
8.2.00.0000.00718.18
8.1.280.0040.01125.92
8.1.270.0050.00323.99
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0040.00422.19
8.1.230.0070.00419.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.36
8.1.190.0030.00617.22
8.1.180.0060.00318.10
8.1.170.0060.00318.57
8.1.160.0040.00420.87
8.1.150.0040.00419.06
8.1.140.0000.00819.49
8.1.130.0030.00317.71
8.1.120.0000.00717.36
8.1.110.0050.00217.45
8.1.100.0040.00417.36
8.1.90.0000.00717.46
8.1.80.0040.00417.37
8.1.70.0040.00417.48
8.1.60.0030.00517.46
8.1.50.0000.00917.53
8.1.40.0040.00417.44
8.1.30.0030.00617.65
8.1.20.0030.00517.50
8.1.10.0070.00017.41
8.1.00.0040.00417.44
8.0.300.0060.00319.52
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0030.00317.27
8.0.260.0030.00317.26
8.0.250.0000.00816.97
8.0.240.0060.00316.85
8.0.230.0040.00416.95
8.0.220.0000.00716.92
8.0.210.0000.00716.89
8.0.200.0000.00616.96
8.0.190.0000.00716.92
8.0.180.0050.00316.88
8.0.170.0040.00416.93
8.0.160.0070.00016.89
8.0.150.0070.00016.73
8.0.140.0000.00716.83
8.0.130.0030.00313.25
8.0.120.0000.00816.72
8.0.110.0040.00416.86
8.0.100.0050.00216.74
8.0.90.0030.00616.80
8.0.80.0030.01616.93
8.0.70.0050.00316.84
8.0.60.0000.00816.89
8.0.50.0070.00016.76
8.0.30.0130.00716.99
8.0.20.0130.00617.40
8.0.10.0020.00517.08
8.0.00.0080.01216.74
7.4.330.0000.00516.71
7.4.320.0030.00316.49
7.4.300.0030.00516.50
7.4.290.0040.00416.43
7.4.280.0050.00316.54
7.4.270.0070.00016.61
7.4.260.0040.00416.50
7.4.250.0000.00716.54
7.4.240.0000.00716.61
7.4.230.0030.00316.39
7.4.220.0060.01016.51
7.4.210.0090.00716.67
7.4.200.0030.00316.34
7.4.160.0130.00716.22
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0060.01216.62
7.4.120.0110.00616.45
7.4.110.0040.01316.38
7.4.100.0180.00316.73
7.4.90.0000.02216.43
7.4.80.0180.00019.39
7.4.70.0160.00016.38
7.4.60.0060.01216.58
7.4.50.0100.00616.49
7.4.40.0080.00816.63
7.4.30.0140.01016.36
7.4.00.0000.01314.68
7.3.330.0060.00013.33
7.3.320.0000.00513.20
7.3.310.0000.00716.38
7.3.300.0030.00316.38
7.3.290.0000.00716.23
7.3.280.0030.01216.36
7.3.270.0120.00617.40
7.3.260.0090.00916.46
7.3.250.0150.00416.46
7.3.240.0050.01316.47
7.3.230.0110.00716.52
7.3.210.0120.00616.49
7.3.200.0100.00719.39
7.3.190.0060.01316.64
7.3.180.0060.01216.50
7.3.170.0130.00316.49
7.3.160.0080.00816.31
7.2.330.0030.01516.68
7.2.320.0110.00616.75
7.2.310.0070.01016.76
7.2.300.0100.00716.53
7.2.290.0120.00916.79
7.2.00.0150.01219.54
7.1.100.0070.00718.08
7.1.70.0000.00816.79
7.1.60.0060.01919.40
7.1.50.0090.01216.74
7.1.00.0000.08022.28
7.0.200.0350.01014.93
7.0.60.0170.06321.71
7.0.50.0100.08017.72
7.0.40.0000.04720.04
7.0.30.0270.06720.24
7.0.20.0400.04720.05
7.0.10.0070.05720.30
7.0.00.0100.08720.16
5.6.280.0000.03321.03
5.6.210.0070.07020.71
5.6.200.0030.04018.23
5.6.190.0100.05720.41
5.6.180.0270.04320.45
5.6.170.0200.04020.51
5.6.160.0070.04020.52
5.6.150.0030.08018.12
5.6.140.0030.08718.21
5.6.130.0070.08718.18
5.6.120.0000.06720.90
5.6.110.0100.04720.99
5.6.100.0070.08720.96
5.6.90.0000.04720.97
5.6.80.0130.07720.41
5.5.350.0070.08020.48
5.5.340.0100.05718.03
5.5.330.0130.07320.35
5.5.320.0630.06320.26
5.5.310.0330.07020.41
5.5.300.0100.06318.08
5.5.290.0030.07018.01
5.5.280.0030.04320.76
5.5.270.0000.04320.77
5.5.260.0030.07720.87
5.5.250.0230.06720.69
5.5.240.0200.04020.32

preferences:
62.52 ms | 401 KiB | 5 Q