js remove undefined from object

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showing results for - "js remove undefined from object"
Aspen
30 Jul 2018
1Object.keys(obj).forEach(key => obj[key] === undefined && delete obj[key])
Paolo
26 Apr 2017
1var obj = { a: 1, b: undefined, c: 3 }
2console.log(JSON.parse(JSON.stringify(obj)));
3Output: {a: 1, c: 3}
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