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)); $user_notif->news = 'asdasd'; var_dump(is_object(json_decode($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)
8.3.60.0120.00416.63
8.3.50.0150.00016.16
8.3.40.0070.00718.73
8.3.30.0120.00618.80
8.3.20.0060.00320.21
8.3.10.0080.00021.90
8.3.00.0030.00519.25
8.2.180.0140.00018.29
8.2.170.0060.01622.96
8.2.160.0140.00720.35
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00421.03
8.2.120.0070.00026.35
8.2.110.0030.00620.94
8.2.100.0030.00917.78
8.2.90.0000.00819.22
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0030.00617.93
8.2.50.0050.00318.10
8.2.40.0040.00420.42
8.2.30.0040.00419.09
8.2.20.0040.00418.00
8.2.10.0000.00818.11
8.2.00.0050.00217.99
8.1.280.0160.00825.92
8.1.270.0000.00822.19
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0100.00020.74
8.1.230.0090.00318.99
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0040.00418.58
8.1.160.0050.00218.93
8.1.150.0040.00420.60
8.1.140.0000.00719.43
8.1.130.0030.00318.70
8.1.120.0020.00517.34
8.1.110.0000.00817.46
8.1.100.0000.00717.30
8.1.90.0070.00317.43
8.1.80.0050.00317.29
8.1.70.0040.00417.33
8.1.60.0000.00817.50
8.1.50.0040.00417.42
8.1.40.0030.00617.34
8.1.30.0080.00017.54
8.1.20.0060.00317.58
8.1.10.0110.00017.44
8.1.00.0060.00317.39
8.0.300.0050.00320.02
8.0.290.0000.00716.63
8.0.280.0000.00718.38
8.0.270.0000.00717.19
8.0.260.0070.00016.71
8.0.250.0000.00616.83
8.0.240.0040.00416.80
8.0.230.0000.00816.80
8.0.220.0040.00416.70
8.0.210.0030.00316.85
8.0.200.0060.00016.86
8.0.190.0000.00716.97
8.0.180.0070.00016.79
8.0.170.0000.00716.85
8.0.160.0030.00316.79
8.0.150.0030.00316.75
8.0.140.0000.00716.79
8.0.130.0030.00313.25
8.0.120.0020.00516.81
8.0.110.0050.00316.71
8.0.100.0000.00716.84
8.0.90.0000.00716.61
8.0.80.0070.01316.76
8.0.70.0040.00416.89
8.0.60.0040.00416.73
8.0.50.0040.00416.71
8.0.30.0070.00917.06
8.0.20.0100.01117.40
8.0.10.0030.00316.96
8.0.00.0070.01016.56
7.4.330.0000.00515.55
7.4.320.0030.00316.46
7.4.300.0030.00316.49
7.4.290.0050.00316.46
7.4.280.0040.00416.52
7.4.270.0070.00016.46
7.4.260.0030.00316.37
7.4.250.0000.00716.48
7.4.240.0040.00416.46
7.4.230.0030.00316.62
7.4.220.0180.00616.36
7.4.210.0120.00316.56
7.4.200.0040.00416.28
7.4.160.0110.00616.35
7.4.150.0220.00317.40
7.4.140.0120.00617.86
7.4.130.0160.00616.48
7.4.120.0090.01316.35
7.3.330.0030.00313.12
7.3.320.0030.00313.11
7.3.310.0030.00616.17
7.3.300.0000.00716.11
7.3.290.0040.00416.22
7.3.280.0100.00716.23
7.3.270.0160.00817.40
7.3.260.0110.01616.47
7.3.250.0110.00916.42
7.3.240.0090.00816.21
7.1.70.0030.01016.97

preferences:
37.17 ms | 400 KiB | 5 Q