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"));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"));js find key by value in object
Object.keys(object).find(key => object[key] === value)js get object keys
myObject = {
"key": "value"
}
Object.keys(myObject); // get array of keysjavascript object get value by key
var obj = {
a: "A",
b: "B",
c: "C"
}
console.log(obj.a); // return string : A
var name = "a";
console.log(obj[name]);js create object with properties
function Car(make, model, year) {
this.make = make;
this.model = model;
this.year = year;
}Copyright © 2021 Codeinu
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