showing results for - "how to swap two elements in an array js"
Paula
10 Apr 2018
1const heavy = ["Rammstein", "Motorhead", "Imsomnium", "Be´lakor"];
2let aux = "";
3
4const intercambiar = (arr, i1, i2) => {
5  //Guardo en un provisional el valor del primer indice
6  aux = arr[i1];
7  //Inserte el valor del segundo índice en el lugar del primer índice
8  arr[i1] = arr[i2];
9  // Al hacer esto pierdo el valor original pero lo tengo guardado en aux por 
10  //lo que solo necesito igualar el segundo índice a aux para completar 
11  //el ejercicio.
12  arr[i2] = aux;
13  return arr;
14};
15let resulIntercambiar = intercambiar(heavy, 1, 2);
16console.log(resulIntercambiar);
Sara
14 Apr 2018
1var b = list[y];
2list[y] = list[x];
3list[x] = b;
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