...new map js code example

Example 1: js map constructor

let myMap = new Map([
  [1, 'one'], // [key, value]
  [2, 'two'],
  [3, 'three'],
]) // from MDN

Example 2: javascript map

array.map((item) => {
  return item * 2
} // an example that will map through a a list of items and return a new array with the item multiplied by 2

Example 3: new map js

let utilisateurs = new Map()

utilisateurs.set('Mark Zuckerberg' ,{
    email: '[email protected]',
    poste: 'PDG',
})

utilisateurs.set ('bill Gates',{
    email: '[email protected]' ,
    poste : 'sauver le monde' ,

})
    
console.log(utilisateurs);

Example 4: javascript map

const numbers = [0,1,2,3];

console.log(numbers.map((number) => {
  return number;
}));