map over object javascript code example
Example 1: js map over object
var myObject = { 'a': 1, 'b': 2, 'c': 3 };
Object.keys(myObject).map(function(key, index) {
myObject[key] *= 2;
});
console.log(myObject);
Example 2: javascript iterate over object keys and values
const object1 = {
a: 'somestring',
b: 42
};
for (let [key, value] of Object.entries(object1)) {
console.log(`${key}: ${value}`);
}
Example 3: map over object javascript
const obj = { a: 1, b: 2 }
Object.entries(obj).map(([key, value]) => )
Example 4: for key value in object javascript
for (const [key, value] of Object.entries(object1)) {
console.log(`${key}: ${value}`);
}
Example 5: js map on object
import { map } from "ramda"
const double = x => x * 2;
const mappedObject = map(double, {x: 1, y: 2, z: 3});
Example 6: map through keys javascript
var myObject = { 'a': 1, 'b': 2, 'c': 3 };
for (var key in myObject) {
if (myObject.hasOwnProperty(key)) {
myObject[key] *= 2;
}
}
console.log(myObject);