Answers for "map i javascript"

3

initialize a map js

let map = new Map()
map['bla'] = 'blaa'
map['bla2'] = 'blaaa2'

console.log(map)  // Map { bla: 'blaa', bla2: 'blaaa2' }
Posted by: Guest on June-11-2020
4

array mdn map

let new_array = arr.map(function callback( currentValue[, index[, array]]) {
    // return element for new_array
}[, thisArg])
Posted by: Guest on June-15-2020
-2

map javascript

miMapa.forEach(function(valor, clave) {
  console.log(clave + ' = ' + valor);
});
// Mostrará 2 logs; el primero con "0 = cero" y el segundo con "1 = uno"
Posted by: Guest on February-11-2021

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