Cómo obtener el segundo valor bajo en JS
var arr = [15, 37, 9, 21, 55];
var min = Infinity, secondMin = Infinity;
for (var i= 0; i< arr.length; i++) {
if (arr[i]< min) {
secondMin = min;
min = arr[i];
} else if (arr[i]< secondMin) {
secondMin = arr[i];
}
}
console.log('Smallest number: ' + min);
console.log('Second smallest number: ' + secondMin);
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Farrukh Ali