js create nested object from fields

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Ludivine
02 Mar 2016
1var ourStorage = {
2  "desk": {
3    "drawer": "stapler"
4  },
5  "cabinet": {
6    "top drawer": { 
7      "folder1": "a file",
8      "folder2": "secrets"
9    },
10    "bottom drawer": "soda"
11  }
12};
13ourStorage.cabinet["top drawer"].folder2;  // "secrets"
14ourStorage.desk.drawer; // "stapler"
source
Alessandra
23 Nov 2016
1function assign(obj, keyPath, value) {
2   lastKeyIndex = keyPath.length-1;
3   for (var i = 0; i < lastKeyIndex; ++ i) {
4     key = keyPath[i];
5     if (!(key in obj)){
6       obj[key] = {}
7     }
8     obj = obj[key];
9   }
10   obj[keyPath[lastKeyIndex]] = value;
11}
12
source
Ren
18 Apr 2019
1var settings = {};
2assign(settings, ['Modules', 'Video', 'Plugin'], 'JWPlayer');
3
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