3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array[0]['somekey'] = 'bla'; isset($array[0]['somekey']['someotherkey']) ? return 'ISSET' : 'NOT SET';

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)
5.4.340.2000.04319.21
5.4.320.2070.04019.13
5.4.310.1900.03718.86
5.4.300.1830.03719.15
5.4.290.0030.04719.09
5.4.280.0130.04719.21
5.4.270.1800.04019.15
5.4.260.2200.04319.22
5.4.250.2270.04018.83
5.4.240.1300.04319.21
5.4.230.2200.04319.25
5.4.220.1930.03319.10
5.4.210.1970.02719.08
5.4.200.1930.03719.07
5.4.190.0000.04019.12
5.4.180.0000.04319.14
5.4.170.0070.06318.87
5.4.160.1600.04319.05
5.4.150.2100.04318.96
5.4.140.0470.04316.35
5.4.130.0130.07016.50
5.4.120.0370.02716.32
5.4.110.2130.04016.58
5.4.100.1870.04016.54
5.4.90.0130.06316.19
5.4.80.0030.07016.35
5.4.70.0330.03716.51
5.4.60.0000.03716.54
5.4.50.0100.03316.52
5.4.40.0400.04316.55
5.4.30.0000.04316.42
5.4.20.0130.06716.52
5.4.10.0030.05716.52
5.4.00.1930.03315.85
5.3.290.0000.06014.52
5.3.280.0070.07314.54
5.3.270.0000.06014.70
5.3.260.2000.03014.45
5.3.250.0130.03714.45
5.3.240.0000.04714.70
5.3.230.0030.03714.39
5.3.220.0500.04014.41
5.3.210.0000.04314.55
5.3.200.0070.03314.55
5.3.190.0230.03314.66
5.3.180.2330.04014.61
5.3.170.1870.04014.47
5.3.160.1230.03314.52
5.3.150.0370.04314.44
5.3.140.0130.07014.42
5.3.130.0170.04714.49
5.3.120.0270.06714.44
5.3.110.0200.03314.54
5.3.100.0170.05713.89
5.3.90.0130.03713.96
5.3.80.0170.07314.07
5.3.70.0200.07013.93
5.3.60.0130.04313.88
5.3.50.0100.04013.82
5.3.40.0200.04713.78
5.3.30.0300.05313.86
5.3.20.0330.02713.63
5.3.10.0170.03713.43
5.3.00.0230.06713.59
5.2.170.0100.04311.16
5.2.160.0170.03311.20
5.2.150.0200.05711.21
5.2.140.0100.04711.19
5.2.130.0130.03310.95
5.2.120.0130.02710.93
5.2.110.0200.03011.15
5.2.100.0200.03010.94
5.2.90.0100.03010.96
5.2.80.0070.04011.14
5.2.70.0200.02311.00
5.2.60.0130.03011.06
5.2.50.0130.03010.90
5.2.40.0100.03310.85
5.2.30.0170.02310.83
5.2.20.0130.03010.80
5.2.10.0130.03010.88
5.2.00.0070.05310.79
5.1.60.0100.0239.89
5.1.50.0100.03010.08
5.1.40.0100.0309.96
5.1.30.0100.04010.28
5.1.20.0170.04710.30
5.1.10.0170.02710.23
5.1.00.0170.0509.96
5.0.50.0070.0338.49
5.0.40.0100.0208.57
5.0.30.0070.0408.13
5.0.20.0070.0278.07
5.0.10.0130.0338.05
5.0.00.0100.0438.14
4.4.90.0100.0307.45
4.4.80.0070.0207.45
4.4.70.0100.0207.45
4.4.60.0100.0277.45
4.4.50.0070.0177.45
4.4.40.0070.0237.45
4.4.30.0030.0177.45
4.4.20.0100.0137.45
4.4.10.0000.0277.45
4.4.00.0030.0277.45
4.3.110.0030.0207.45
4.3.100.0000.0207.45
4.3.90.0070.0337.45
4.3.80.0070.0237.45
4.3.70.0070.0177.45
4.3.60.0070.0137.45
4.3.50.0100.0207.45
4.3.40.0030.0477.45
4.3.30.0030.0137.45
4.3.20.0030.0207.45
4.3.10.0000.0177.45
4.3.00.0000.0177.45

preferences:
142.97 ms | 1394 KiB | 7 Q