3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array[0]['somekey'] = 'bla'; isset(is_array($array[0]['somekey']['someotherkey'])) ? print 'ISSET' : print '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)
5.4.340.0300.04018.81
5.4.320.0230.03719.16
5.4.310.0130.04319.14
5.4.300.0300.03719.13
5.4.290.0200.04019.22
5.4.280.0200.04019.09
5.4.270.0230.03319.10
5.4.260.0170.04319.22
5.4.250.0330.03019.21
5.4.240.0270.03019.25
5.4.230.0270.03718.80
5.4.220.0200.04019.05
5.4.210.0200.03719.08
5.4.200.0200.03719.09
5.4.190.0200.03719.07
5.4.180.0230.04719.08
5.4.170.0230.03319.08
5.4.160.0230.04018.79
5.4.150.0230.03718.80
5.4.140.0270.02716.29
5.4.130.0300.03316.16
5.4.120.0200.03316.26
5.4.110.0230.03716.41
5.4.100.0400.04016.46
5.4.90.0170.03716.44
5.4.80.0270.03716.41
5.4.70.0200.03316.48
5.4.60.0200.03716.18
5.4.50.0130.04016.24
5.4.40.0230.03016.40
5.4.30.0230.03716.24
5.4.20.0200.03316.36
5.4.10.0300.03716.42
5.4.00.0330.06015.70
5.3.290.0200.03714.61
5.3.280.0170.04014.43
5.3.270.0300.03014.58
5.3.260.0300.04314.55
5.3.250.0270.04714.55
5.3.240.0230.03714.46
5.3.230.0200.03714.48
5.3.220.0430.02314.43
5.3.210.0170.04014.66
5.3.200.0170.04014.40
5.3.190.0270.04314.44
5.3.180.0230.03314.40
5.3.170.0300.05714.45
5.3.160.0270.04014.40
5.3.150.0300.04014.47
5.3.140.0200.03714.40
5.3.130.0300.05314.39
5.3.120.0130.04314.41
5.3.110.0230.04014.38
5.3.100.0200.04313.89
5.3.90.0200.04013.86
5.3.80.0200.04314.05
5.3.70.0270.03013.95
5.3.60.0130.04313.85
5.3.50.0270.03013.89
5.3.40.0200.04313.97
5.3.30.0230.03313.85
5.3.20.0230.03713.66
5.3.10.0300.05313.61
5.3.00.0200.03713.47
5.2.170.0130.03011.07
5.2.160.0130.03311.16
5.2.150.0270.04010.99
5.2.140.0170.04011.05
5.2.130.0230.02011.04
5.2.120.0270.02710.96
5.2.110.0230.05710.95
5.2.100.0200.03311.14
5.2.90.0270.05710.95
5.2.80.0300.04710.98
5.2.70.0270.05710.93
5.2.60.0200.04010.89
5.2.50.0200.02710.88
5.2.40.0170.03710.93
5.2.30.0170.04010.99
5.2.20.0230.05011.05
5.2.10.0130.03011.01
5.2.00.0130.03010.61
5.1.60.0130.02710.11
5.1.50.0170.02310.05
5.1.40.0130.02710.05
5.1.30.0100.03010.24
5.1.20.0130.03310.29
5.1.10.0170.02710.18
5.1.00.0100.03010.04
5.0.50.0070.0238.48
5.0.40.0100.0178.38
5.0.30.0030.0338.30
5.0.20.0070.0208.17
5.0.10.0100.0238.39
5.0.00.0100.0278.03
4.4.90.0070.0176.69
4.4.80.0100.0136.69
4.4.70.0100.0376.69
4.4.60.0070.0236.69
4.4.50.0100.0136.69
4.4.40.0070.0336.69
4.4.30.0070.0176.69
4.4.20.0030.0176.69
4.4.10.0130.0136.69
4.4.00.0100.0276.69
4.3.110.0130.0176.69
4.3.100.0100.0176.69
4.3.90.0070.0206.69
4.3.80.0030.0276.69
4.3.70.0130.0306.69
4.3.60.0100.0206.69
4.3.50.0100.0136.69
4.3.40.0070.0276.69
4.3.30.0100.0306.69
4.3.20.0030.0276.69
4.3.10.0070.0136.69
4.3.00.0000.0176.69

preferences:
144.86 ms | 1386 KiB | 7 Q