Answers for "how to find a key if i know a value in js"

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7

how to find the key of an value in an object

function getKeyByValue(object, value) {
  return Object.keys(object).find(key => object[key] === value);
}


const map = {"first" : "1", "second" : "2"};
console.log(getKeyByValue(map,"2"));

Posted by: Guest on August-07-2020

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