pragmaticobjects

var calculateTotal = function f(item) {
    var tax= 0.08;
    var fee = 10;
    var sinTax = 0.02;
    var h = {
        'gas': function(price) {
            return price + price*tax + fee;            
        },
        'wine': function(price) {
            return price + price*tax + price*sinTax;            

pragmaticobjects

var calculateTotal = function(item, price) {
    var tax= 0.08;
    var fee = 10;
    var sinTax = 0.02;
    
    switch (item) {
        case 'gas':
            return price + price*tax + fee;
        case 'wine':
            return price + price*tax + price*sinTax;

pragmaticobjects

var myarr = ["a", "b", "c"];
 
function iterator(arr) {
	var idx = 0;
	return function () {
		return arr[idx++];
	}
}
 
var getNext = iterator(myarr);

pragmaticobjects

for (var i = 0; i < 100; ++i) {
    myElements[i].onclick = (function(n) {
        return function() {
            alert( 'You clicked on: ' + n );
        };
    })(i);
}

pragmaticobjects

var myElements = [ /* DOM Collection */ ];
 
for (var i = 0; i < 100; ++i) {
    myElements[i].onclick = function() {
        alert( 'You clicked on: ' + i );
    };
}

pragmaticobjects

var tax= 0.08;
var fee = 10;
var sinTax = 0.02;

(function f(item, price) {    
    var h = {
        'gas': function() {
            var total = price + price*tax + fee;
            alert(total);
        },

pragmaticobjects

a = {};

function outer() {
    var b = 0;
    var c = function inner() {
        var d = 10;
        b = d + b + 1;
        console.log(b);
    }
    a = c;

pragmaticobjects

    a = {};

    function outer() {
        var b = 0;
        var c = function inner() {
            var d = 10;
            b = d + b + 1;
            console.log(b);
        }
        a = c;

pragmaticobjects

<script>
    var globalVar = "Hello";
    var foo = function(param) {
        var foo = 'bar';
        alert(globalVar + " " + param);
        console.log(foo);
    };
    foo("World");    
</script>
<div>Hello World</div>

pragmaticobjects

<script>
    var globalVar = "Hello";
    (function() {
        var localVar = "World";
        alert(globalVar + " " + localVar);
    })();
</script>
<div>Hello World</div>