Answers for "how to check a key is exist in a array of objects javascript"

17

how to check if object has key javascript

myObj.hasOwnProperty('key') // it checks object for particular key and not on prototype
Posted by: Guest on March-28-2020
0

object keys includes some key

var keyExistsOn = (o, k) => k.split(".").reduce((a, c) => a.hasOwnProperty(c) ? a[c] || 1 : false, Object.assign({}, o)) === false ? false : true;
Posted by: Guest on February-04-2021

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