3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = <<<'EOT' <? $array = [ 'KEY_1' => 'VALUE_1', 'KEY_2' => 'VALUE_2', 'KEY_3' => 'VALUE_3', ]; EOT; $array = []; $key = null; $state = 0; foreach(token_get_all($str) as $token) { if(isset($token[0])) { if($token[0] === T_DOUBLE_ARROW) { $state = 1; } else if($token[0] === T_CONSTANT_ENCAPSED_STRING) { if($state === 0) { $key = substr($token[1], 1, -1); $state = 1; } else { $array[$key] = substr($token[1], 1, -1); $state = 0; } } } } var_dump($array);

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)
8.3.70.0070.00716.63
8.3.60.0160.00318.27
8.3.50.0070.01418.05
8.3.40.0090.01318.88
8.3.30.0040.01118.53
8.3.20.0050.00220.95
8.3.10.0070.00023.53
8.3.00.0040.00423.50
8.2.190.0070.00720.54
8.2.180.0090.00618.41
8.2.170.0110.00422.96
8.2.160.0150.00322.26
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00720.53
8.2.110.0000.01021.01
8.2.100.0090.00317.84
8.2.90.0050.00317.63
8.2.80.0050.00317.97
8.2.70.0060.00617.90
8.2.60.0050.00318.16
8.2.50.0040.00418.10
8.2.40.0030.00619.23
8.2.30.0040.00419.23
8.2.20.0000.00718.13
8.2.10.0000.00719.31
8.2.00.0040.00419.31
8.1.280.0120.00325.92
8.1.270.0090.00020.59
8.1.260.0090.00026.35
8.1.250.0070.00028.09
8.1.240.0100.01023.92
8.1.230.0100.00317.83
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0000.00718.88
8.1.150.0000.00718.88
8.1.140.0040.00422.18
8.1.130.0070.00020.21
8.1.120.0030.00617.52
8.1.110.0040.00417.32
8.1.100.0040.00417.47
8.1.90.0060.00317.35
8.1.80.0040.00417.50
8.1.70.0000.00717.48
8.1.60.0090.00017.60
8.1.50.0030.00617.55
8.1.40.0060.00317.54
8.1.30.0030.00517.72
8.1.20.0020.00617.67
8.1.10.0040.00417.64
8.1.00.0000.00817.51
8.0.300.0070.00018.77
8.0.290.0050.00216.75
8.0.280.0030.00518.47
8.0.270.0000.00717.19
8.0.260.0060.00018.35
8.0.250.0070.00017.04
8.0.240.0030.00317.03
8.0.230.0030.00517.02
8.0.220.0050.00316.93
8.0.210.0030.00416.91
8.0.200.0070.00017.00
8.0.190.0050.00317.00
8.0.180.0040.00416.98
8.0.170.0000.00817.00
8.0.160.0050.00216.82
8.0.150.0050.00316.81
8.0.140.0030.00516.96
8.0.130.0030.00313.40
8.0.120.0040.00416.89
8.0.110.0070.00016.92
8.0.100.0040.00416.86
8.0.90.0070.00016.88
8.0.80.0140.00616.88
8.0.70.0000.00816.82
8.0.60.0000.00716.79
8.0.50.0040.00416.88
8.0.30.0070.01417.05
8.0.20.0110.01117.40
8.0.10.0080.00017.13
8.0.00.0110.00916.80
7.4.330.0060.00015.55
7.4.320.0060.00016.38
7.4.300.0000.00716.48
7.4.290.0040.00416.60
7.4.280.0030.00516.60
7.4.270.0030.00316.61
7.4.260.0040.00416.60
7.4.250.0000.00816.57
7.4.240.0030.00316.65
7.4.230.0070.00016.63
7.4.220.0000.00816.34
7.4.210.0110.00316.57
7.4.200.0000.00716.59
7.4.160.0090.00816.62
7.4.140.0110.00817.86
7.4.130.0090.00916.61
7.4.120.0140.00316.56
7.4.110.0190.00316.51
7.4.100.0140.00916.44
7.4.90.0030.01316.68
7.4.80.0090.00919.39
7.4.70.0060.01316.28
7.4.60.0100.00616.46
7.4.50.0030.01316.45
7.4.40.0090.01516.71
7.4.00.0040.01215.13
7.3.330.0020.00213.14
7.3.320.0030.00313.12
7.3.310.0030.00316.43
7.3.300.0030.00416.36
7.3.290.0050.00216.34
7.3.280.0080.00816.27
7.3.260.0100.01016.38
7.3.240.0120.00816.30
7.3.230.0070.01416.38
7.3.210.0120.00416.36
7.3.200.0150.00616.24
7.3.190.0100.01316.22
7.3.180.0030.01316.57
7.3.170.0150.00816.43
7.3.160.0130.04316.25
7.3.00.0550.00814.84
7.2.330.0190.00016.60
7.2.320.0030.01416.48
7.2.310.0120.00616.52
7.2.300.0090.00616.60
7.2.290.0090.01116.77
7.2.130.0390.01014.80
7.2.120.0560.01014.97
7.2.110.0630.00015.07
7.2.100.0590.00314.85
7.2.90.0490.00715.08
7.2.80.0770.00315.21
7.2.70.0600.01314.92
7.2.60.0810.00314.99
7.2.50.0470.00315.22
7.2.40.0380.00915.20
7.2.30.0470.00315.01
7.2.20.0420.01315.18
7.2.10.0380.00714.99
7.2.00.0460.00015.16
7.1.250.0520.00313.84

preferences:
30.14 ms | 401 KiB | 5 Q