3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '{"aasd":0}'; $user_notif = [ 'requests' => '0', 'offers' => '0', 'price_contests' => '0', 'orders' => '0', 'users' => '0', ]; $user_notif = json_decode(json_encode($user_notif)); $user_notif->news = '1'; var_dump(is_object(json_decode($a))); var_dump(json_encode($user_notif)); ?>

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)
8.3.60.0090.00616.61
8.3.50.0150.00016.27
8.3.40.0070.00718.89
8.3.30.0090.00618.52
8.3.20.0030.00720.28
8.3.10.0080.00021.70
8.3.00.0080.00019.38
8.2.180.0110.00418.16
8.2.170.0120.00622.96
8.2.160.0110.01120.35
8.2.150.0050.00324.18
8.2.140.0070.00024.66
8.2.130.0050.00321.12
8.2.120.0070.00026.35
8.2.110.0050.00522.25
8.2.100.0090.00317.59
8.2.90.0030.00617.63
8.2.80.0030.00517.97
8.2.70.0050.00317.79
8.2.60.0040.00418.09
8.2.50.0030.00618.10
8.2.40.0040.00419.15
8.2.30.0040.00419.18
8.2.20.0000.00717.88
8.2.10.0060.00318.12
8.2.00.0070.00017.93
8.1.280.0120.00425.92
8.1.270.0040.00422.02
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00323.86
8.1.230.0060.00620.88
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0070.00617.23
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0050.00318.34
8.1.160.0040.00418.75
8.1.150.0000.00720.72
8.1.140.0000.00719.52
8.1.130.0040.00418.75
8.1.120.0070.00017.40
8.1.110.0080.00017.30
8.1.100.0000.00717.47
8.1.90.0040.00417.30
8.1.80.0000.00717.36
8.1.70.0000.00717.36
8.1.60.0080.00017.54
8.1.50.0030.00617.48
8.1.40.0040.00417.46
8.1.30.0050.00317.42
8.1.20.0000.00817.59
8.1.10.0030.00717.45
8.1.00.0070.00017.27
8.0.300.0000.00819.95
8.0.290.0040.00416.63
8.0.280.0070.00018.44
8.0.270.0070.00017.11
8.0.260.0030.00316.77
8.0.250.0040.00416.81
8.0.240.0070.00316.89
8.0.230.0030.00316.89
8.0.220.0050.00216.80
8.0.210.0000.00716.87
8.0.200.0050.00216.82
8.0.190.0040.00416.89
8.0.180.0070.00016.77
8.0.170.0070.00016.89
8.0.160.0040.00416.87
8.0.150.0040.00416.80
8.0.140.0070.00016.77
8.0.130.0060.00013.22
8.0.120.0050.00216.77
8.0.110.0040.00416.87
8.0.100.0050.00216.70
8.0.90.0040.00416.90
8.0.80.0140.00316.79
8.0.70.0000.00716.70
8.0.60.0000.00816.80
8.0.50.0030.00316.86
8.0.30.0090.00716.94
8.0.20.0130.00817.40
8.0.10.0050.00217.00
8.0.00.0110.01116.80
7.4.330.0020.00215.55
7.4.320.0060.00016.59
7.4.300.0070.00016.45
7.4.290.0080.00316.52
7.4.280.0040.00416.42
7.4.270.0000.00716.55
7.4.260.0040.00416.52
7.4.250.0000.00716.39
7.4.240.0030.00516.57
7.4.230.0030.00316.54
7.4.220.0070.01116.41
7.4.210.0080.00616.56
7.4.200.0070.00016.52
7.4.160.0080.01016.51
7.4.150.0100.00717.40
7.4.140.0120.00717.86
7.4.130.0110.00716.53
7.4.120.0140.00616.42
7.3.330.0000.00712.94
7.3.320.0060.00012.92
7.3.310.0090.00016.04
7.3.300.0030.00316.02
7.3.290.0030.00316.19
7.3.280.0080.00916.16
7.3.270.0190.00017.40
7.3.260.0110.00816.22
7.3.250.0070.01216.26
7.3.240.0100.00716.24
7.1.70.0060.00616.79

preferences:
69.6 ms | 401 KiB | 5 Q