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Filter values on nested object based on key name -- http://jsbin.com/cunalopopule/15
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name="description" content="Filter values on nested object based on key name" /> | |
| <meta charset="utf-8"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <script id="jsbin-source-javascript" type="text/javascript"> | |
| // Data samples | |
| var data = { | |
| tags: [ 'dolor' ], | |
| children: [ | |
| { foo: 'bar', tags: ['morphin', "ipsum"] }, | |
| { baz: 'buzzle', tags: null, tags:['aten', 'solis'] }, | |
| { morbid: 'angel', tags: [Object]} | |
| ] | |
| } | |
| var data2 = { | |
| "name": "First object", | |
| "tags": ["diam", "ipsum", "ipsum", "consectetur"] | |
| }; | |
| var data3 = { | |
| "name": "Second object", | |
| "tags": ["yolo", "ipsum", "diam", "amet", "lectus"] | |
| } | |
| /** | |
| * Filter out values with 'tags' key ith recursive function. | |
| */ | |
| var tags_array = []; | |
| function r(obj) { | |
| if (obj) | |
| for (var key in obj) { | |
| if (typeof obj[key] == "object"){ | |
| r(obj[key]); | |
| } | |
| else if (typeof obj[key] != "function"){ | |
| if(!obj.hasOwnProperty('tags')){ | |
| tags_array.push(obj[key]); | |
| } | |
| } | |
| } | |
| } | |
| // try it with data2 or data3 | |
| r(data) | |
| console.log(tags_array); | |
| </script> | |
| </body> | |
| </html> |
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| // Data samples | |
| var data = { | |
| tags: [ 'dolor' ], | |
| children: [ | |
| { foo: 'bar', tags: ['morphin', "ipsum"] }, | |
| { baz: 'buzzle', tags: null, tags:['aten', 'solis'] }, | |
| { morbid: 'angel', tags: [Object]} | |
| ] | |
| } | |
| var data2 = { | |
| "name": "First object", | |
| "tags": ["diam", "ipsum", "ipsum", "consectetur"] | |
| }; | |
| var data3 = { | |
| "name": "Second object", | |
| "tags": ["yolo", "ipsum", "diam", "amet", "lectus"] | |
| } | |
| /** | |
| * Filter out values with 'tags' key ith recursive function. | |
| */ | |
| var tags_array = []; | |
| function r(obj) { | |
| if (obj) | |
| for (var key in obj) { | |
| if (typeof obj[key] == "object"){ | |
| r(obj[key]); | |
| } | |
| else if (typeof obj[key] != "function"){ | |
| if(!obj.hasOwnProperty('tags')){ | |
| tags_array.push(obj[key]); | |
| } | |
| } | |
| } | |
| } | |
| // try it with data2 or data3 | |
| r(data) | |
| console.log(tags_array); |
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