Answers for "js array min and max index"

javascript index of min value in array

arr = [11, 10, 10];
var index = arr.indexOf(Math.max(...arr));

javascript get array min and max

//get min/max value of arrays
function getArrayMax(array){
   return Math.max.apply(null, array);
}
function getArrayMin(array){
   return Math.min.apply(null, array);
}
var ages=[11, 54, 32, 92];
var maxAge=getArrayMax(ages); //92
var minAge=getArrayMin(ages); //11