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| // assuming inputElement and otherElement are defined and are DOM nodes, how | |
| // could you rewrite the following to make it shorter? | |
| if (foo) { | |
| bar.doSomething(el); | |
| } else { | |
| bar.doSomethingElse(el); | |
| } | |
| // what is the faulty logic in the following code? | |
| var foo = 'hello'; | |
| (function() { | |
| var foo = foo || 'world'; | |
| console.log(foo); | |
| })(); | |
| // given the following code, how would you override the value of the bar | |
| // property for the variable foo without affecting the value of the bar | |
| // property for the variable bim? what if you did want to affect the value of | |
| // the bar property for both foo and bim? | |
| var Thinger = function() { | |
| return this; | |
| } | |
| Thinger.prototype = { | |
| bar : 'baz' | |
| }; | |
| var foo = new Thinger(), | |
| bim = new Thinger(); | |
| // given the following code, and assuming that each defined object has a | |
| // 'destroy' method, how would you destroy all of the objects contained in the | |
| // myObjects object? | |
| var myObjects = { | |
| thinger : new myApp.Thinger(), | |
| gizmo : new myApp.Gizmo(), | |
| widget : new myApp.Widget() | |
| }; | |
| // given the following array, create an array that contains the contents of | |
| // each array item repeated three times, with a space between each item. so, | |
| // for example, if an array item is 'foo' then the new array should contain an | |
| // array item 'foo foo foo' | |
| var myArray = [ 'foo', 'bar', 'baz' ]; | |
| // given the following array, write a code snippet that console.log's the | |
| // array item IF it is a string; if it is a number, console log "divisible by 3" | |
| // IF the number is divisible by 3 | |
| var myArray = [ 'foo', 3, 5, 12, 7, 'seven' ]; | |
| // what issues do you see with the following code? | |
| $(document).ready(function() { | |
| $('.foo #bar').css('color', 'red'); | |
| $('.foo #bar').css('border', '1px solid blue'); | |
| $('.foo #bar').text('new text!'); | |
| $('.foo #bar').click(function() { | |
| $(this).attr('title', 'new title'); | |
| $(this).width('100px'); | |
| }); | |
| }); | |
| // what issues do you see with the following code? how would you fix it? | |
| (function() { | |
| var foo; | |
| dojo.xhrGet({ | |
| url : 'foo.php', | |
| load : function(resp) { | |
| foo = resp.foo; | |
| } | |
| }); | |
| if (foo) { | |
| // run this important code | |
| } | |
| })(); |
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