Helper function for JavaScript ES6

JS helper functions.md

Those are ES6 helper functions

ArrayToObjects or ArrayToEntities

let arrayToObj = (array, keyField) => Object.assign({}, ...array.map( item => ({[item[keyField]]: item}) ));

let arrayOfObj = [
    {id: 10, name: "Ahmed", age: 29},
    {id: 11, name: "Mohameed", age: 36}
];

console.log(arrayToObj(arrayOfObj, "id"));