3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = '[ { "date": "2022-02-15", "websites": [ { "website_name": "instagram", "num_followers": "123146780" }, { "website_name": "instagram", "num_followers": "123134954" }, { "website_name": "tiktok", "num_followers": "123184229" } ] }, { "date": "2022-02-14", "websites": [ { "website_name": "instagram", "num_followers": "123057832" }, { "website_name": "tiktok", "num_followers": "123058141" }, { "website_name": "tiktok", "num_followers": "123058219" }, { "website_name": "instagram", "num_followers": "123059280" } ] } ]'; $data = []; foreach (json_decode($input, true) as $day) { $items['date'] = $day['date']; $sites = []; foreach ($day['websites'] as $site) { $name = $site['website_name']; if (key_exists($name, $sites) === false) { $sites[$name] = $site; continue; } if ($sites[$name]['num_followers'] < $site['num_followers']) { $sites[$name] = $site; } } $items['websites'] = array_values($sites); $data[] = $items; } var_dump(json_encode($data, JSON_PRETTY_PRINT));

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)
8.4.130.0150.00417.91
8.4.120.0110.00722.23
8.4.110.0120.00718.95
8.4.100.0090.00718.85
8.4.90.0090.01120.34
8.4.80.0110.00419.08
8.4.70.0110.01119.15
8.4.60.0110.01020.43
8.4.50.0060.00318.80
8.4.40.0100.01019.41
8.4.30.0170.00320.32
8.4.20.0100.00017.64
8.4.10.0100.01017.59
8.3.260.0110.00716.74
8.3.250.0060.00918.96
8.3.240.0120.00716.84
8.3.230.0060.00216.66
8.3.220.0100.00919.03
8.3.210.0100.00918.36
8.3.200.0060.00316.79
8.3.190.0090.01217.17
8.3.180.0120.00919.23
8.3.170.0100.00717.33
8.3.160.0070.00717.34
8.3.150.0120.00616.49
8.3.140.0090.00616.89
8.3.130.0080.00018.38
8.3.120.0080.01218.90
8.3.110.0030.01020.94
8.3.100.0080.00024.06
8.3.90.0060.00926.77
8.3.80.0060.00316.88
8.3.70.0070.01516.58
8.3.60.0070.01118.33
8.3.50.0090.00920.30
8.3.40.0140.00019.23
8.3.30.0040.01219.04
8.3.20.0090.00024.18
8.3.10.0050.00524.66
8.3.00.0040.00426.16
8.2.290.0090.00620.24
8.2.280.0130.00619.98
8.2.270.0130.00618.29
8.2.260.0040.00418.94
8.2.250.0040.00418.24
8.2.240.0080.00018.88
8.2.230.0040.00422.58
8.2.220.0000.00837.54
8.2.210.0140.00026.77
8.2.200.0090.00316.88
8.2.190.0090.00616.75
8.2.180.0070.00725.92
8.2.170.0150.00019.13
8.2.160.0030.01322.96
8.2.150.0030.00525.66
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0060.00318.89
8.2.110.0000.00922.30
8.2.100.0060.00917.78
8.2.90.0050.00319.38
8.2.80.0040.00418.73
8.2.70.0030.00617.63
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0050.00518.34
8.2.30.0050.00218.14
8.2.20.0000.00820.38
8.2.10.0000.00817.83
8.2.00.0090.00019.39
8.1.330.0120.00721.92
8.1.320.0070.01115.96
8.1.310.0110.00716.94
8.1.300.0140.00315.92
8.1.290.0030.00618.88
8.1.280.0070.01025.92
8.1.270.0060.00323.99
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.80
8.1.230.0000.01118.95
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0000.00717.35
8.1.180.0070.00418.10
8.1.170.0040.00418.68
8.1.160.0060.00318.79
8.1.150.0020.00518.65
8.1.140.0040.00417.39
8.1.130.0030.00318.92
8.1.120.0000.00817.47
8.1.110.0070.00017.45
8.1.100.0020.00517.47
8.1.90.0040.00417.46
8.1.80.0070.00017.52
8.1.70.0030.00617.47
8.1.60.0050.00317.59
8.1.50.0060.00317.60
8.1.40.0030.00617.59
8.1.30.0250.00617.64
8.1.20.0040.00917.63
8.1.10.0030.01317.55
8.1.00.0150.00917.34
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.50
8.0.270.0040.00416.91
8.0.260.0000.00718.47
8.0.250.0040.00416.99
8.0.240.0000.00717.00
8.0.230.0060.00317.01
8.0.220.0040.00416.92
8.0.210.0060.00316.98
8.0.200.0100.00016.98
8.0.190.0030.00616.84
8.0.180.0040.00416.87
8.0.170.0030.00616.90
8.0.160.0150.00516.91
8.0.150.0200.00016.93
8.0.140.0180.00316.80
8.0.130.0210.00016.85
8.0.120.0200.00016.82
8.0.110.0140.00716.73
8.0.100.0160.00516.86
8.0.90.0170.00416.71
8.0.80.0170.00316.85
8.0.70.0180.00316.88
8.0.60.0100.01016.81
8.0.50.0210.00016.86
8.0.30.0110.01116.88
8.0.20.0140.00616.95
8.0.10.0180.00416.93
7.4.330.0030.00315.55
7.4.320.0040.00416.63
7.4.300.0000.00616.63
7.4.290.0050.00516.55
7.4.280.0210.00016.51
7.4.270.0260.00016.45
7.4.260.0230.00016.35
7.4.250.0170.00716.64
7.4.240.0120.01216.63
7.4.230.0200.00316.61
7.4.220.0140.00516.46
7.4.210.0170.00316.59
7.4.200.0120.00816.52
7.4.190.0200.00216.54
7.4.180.0170.00316.67
7.4.160.0110.00816.42
7.4.150.0130.00516.42
7.4.140.0140.00316.34
7.4.130.0100.00516.43
7.4.120.0130.00316.39
7.4.110.0080.00816.37
7.4.100.0140.00716.63
7.4.90.0060.00616.29
7.4.80.0130.00316.57
7.4.70.0180.00016.30
7.4.60.0140.00516.45
7.4.50.0030.00316.27
7.4.40.0050.00316.44
7.4.30.0030.00316.43
7.4.20.0060.00016.48
7.4.10.0050.00316.51
7.4.00.0000.00716.52

preferences:
29.47 ms | 403 KiB | 5 Q