Ananomous function

this is govinda

by Govinda Ghimire

HTML

<input type="button" value="Show Message" onclick="f1();"/><br>
<input type="button" value="Show Sum" onclick="f2(10,20);"/><br>
<input type="button" value="Show Total Sum" onclick="f3(10,20,30,40,50);"/><br>
<input type="button" value="Show Difference" onclick="alert('Difference = ' + f4(20, 10).toString());"/><br>

JavaScript

var f1 = function() {
            alert("This is a message");
        }

        //anonymous function with parameters
        var f2 = function(a, b) {
            alert("Sum = " + (a + b).toString());
        }

        //anonymous function with 'n' (any number) parameters
        var f3 = function() {
            var s = 0;
            for (var i = 0; i < arguments.length; i++) {
                s += s + arguments[i];
            }
            alert("Total Sum = " + s.toString());
        }

        //anonymous function returning value
        var f4 = function (a, b) {
            var c = 0;
            c = a - b;
            return (c);
        }