Argument Masking Error

passing in an argument can mask what you are doing if you don't need the argument

by Jake Overall

JavaScript

var myArr = ['some','stuff', 'I want', 'Alerted'];

var addToMyArr = function(item, callback){
    myArr.push(item);
    callback();
};

var newItem = 'something else';

var getMyArr = function(myArr){
    alert(myArr);
};

addToMyArr(newItem, getMyArr);