3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str_arr = Array ( 0 => Array ( 'street' => 'Erste Strasse', 'street_id' => 1 ), 1 => Array ( 'street' => 'llll', 'street_id' => 2 ) ); #echo $str_arr[array_keys($str_arr)['lalala']]; echo array_keys($str_arr)[];

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)
5.4.260.0130.07018.92
5.4.250.0030.08018.73
5.4.240.0230.06718.68
5.4.230.0230.05718.89
5.4.220.0130.05719.01
5.4.210.0000.06018.64
5.4.200.0130.07019.02
5.4.190.0170.05018.79
5.4.180.0030.05719.02
5.4.170.0200.06718.69
5.4.160.0130.06718.92
5.4.150.0030.06719.02
5.4.140.0070.06716.26
5.4.130.0130.04316.25
5.4.120.0200.05316.29
5.4.110.0100.05016.29
5.4.100.0030.05016.33
5.4.90.0070.06016.20
5.4.80.0100.05016.47
5.4.70.0130.06016.20
5.4.60.0100.05016.39
5.4.50.0070.05316.50
5.4.40.0030.05316.45
5.4.30.0030.05316.31
5.4.20.0130.07016.39
5.4.10.0130.06716.32
5.4.00.0030.05715.69
5.3.280.0130.05014.68
5.3.270.0130.06014.45
5.3.260.0100.05714.65
5.3.250.0170.06714.61
5.3.240.0030.05714.30
5.3.230.0070.05314.45
5.3.220.0100.06314.59
5.3.210.0070.07714.57
5.3.200.0100.05014.59
5.3.190.0170.06314.66
5.3.180.0170.06014.40
5.3.170.0030.05714.48
5.3.160.0100.07014.45
5.3.150.0070.05014.57
5.3.140.0100.04714.40
5.3.130.0030.06314.59
5.3.120.0030.05714.55
5.3.110.0100.07314.57
5.3.100.0100.05014.04
5.3.90.0170.04714.03
5.3.80.0170.05014.17
5.3.70.0130.06013.71
5.3.60.0070.06714.15
5.3.50.0130.04013.96
5.3.40.0070.05013.96
5.3.30.0100.08013.93
5.3.20.0130.05013.54
5.3.10.0100.04713.80
5.3.00.0030.05313.73
5.2.170.0030.05011.14
5.2.160.0170.04311.14
5.2.150.0100.04011.26
5.2.140.0030.04011.23
5.2.130.0070.05011.11
5.2.120.0030.04010.98
5.2.110.0030.04011.19
5.2.100.0130.04010.93
5.2.90.0100.03711.11
5.2.80.0130.05311.10
5.2.70.0070.05310.97
5.2.60.0070.04310.81
5.2.50.0070.04010.90
5.2.40.0000.05711.09
5.2.30.0070.04010.97
5.2.20.0100.04011.10
5.2.10.0070.05310.74
5.2.00.0000.05710.79
5.1.60.0070.04310.05
5.1.50.0070.03710.23
5.1.40.0030.0509.89
5.1.30.0030.03710.17
5.1.20.0030.05010.57
5.1.10.0000.0409.84
5.1.00.0130.03310.03
5.0.50.0030.0308.60
5.0.40.0100.0278.64
5.0.30.0070.0578.07
5.0.20.0030.0338.34
5.0.10.0000.0338.39
5.0.00.0070.0378.30
4.4.90.0030.0237.47
4.4.80.0030.0207.47
4.4.70.0030.0237.47
4.4.60.0030.0207.47
4.4.50.0070.0277.47
4.4.40.0070.0437.47
4.4.30.0030.0277.47
4.4.20.0030.0207.47
4.4.10.0100.0277.47
4.4.00.0100.0337.47
4.3.110.0000.0377.47
4.3.100.0070.0237.47
4.3.90.0000.0237.47
4.3.80.0030.0337.47
4.3.70.0000.0277.47
4.3.60.0030.0307.47
4.3.50.0030.0237.47
4.3.40.0070.0307.47
4.3.30.0000.0237.47
4.3.20.0030.0237.47
4.3.10.0070.0177.47
4.3.00.0070.0177.75

preferences:
139.21 ms | 1394 KiB | 7 Q