operador spread
by Fabian Allel
JavaScript
var arr = [1,2,3,4];
var [a, b, ...c] = arr;
console.log(a);
console.log(b);
console.log(c);
var uno = [1,2,3];
var centenas = [100, 200, ...uno,300];
console.log(centenas);
function foo(a,b,c,d){
console.log(a,b,c,d)
}
foo(...arr)
function spreadParam(a, b, ...c){
console.log(a);
console.log(b);
console.log(c);
console.log(arguments);
}
spreadParam(1, 2, "a", "b", "c");