Answers for "find key object js"

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
0

How can I find the keys of an object?

var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); 
// will output ["a", "b", "c"]
Posted by: Guest on July-11-2021

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