The Document Object Model (DOM) is an application programming interface (API) for valid HTML and well-formed XML documents. It defines the logical structure of documents and the way a document is accessed and manipulated.

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17 views

Google Maps geocoding lookup function

In an effort to keep all of the Google Maps Javascript API in it's own little world, I have created a googleMaps object that will contain all of the functions that directly make google maps webservice ...
10
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1answer
133 views

Card-fighting game

I am currently building my first game/app in javascript. It is a very simple script that has about 130~ lines of code. I feel like what I did so far is not optimized, can anyone please help me ...
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1answer
55 views

Generating HTML code dynamically with jQuery

I am doing a college project and I would like to write my jQuery code following best practices. The project involves using the jQuery .getJSON method to retrieve information from a json file. I have ...
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2answers
50 views

Tag dependence approach

I need to add class is_active to all div's when I click on <div id="all-tags"> and remove class if I click again. Only ...
6
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2answers
64 views

HTML5 sectioning for my design

I've designed my new website: Now I want to build up my HTML as semantic as possible. Here's my first attempt / set-up: ...
3
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1answer
72 views

Editing HTML based on instructions in a data structure

My getExtend() function, which will be included via require.js, has two inputs and one output: HTML file content config object which determine how to ...
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1answer
22 views

iframe play & thumbnail function

This is quite a simple function, but I just wanted some opinions on it, like is this the correct way to run a function and check if an element exists or not? ...
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1answer
28 views

Manipulate original DOM in React.js

As an introduction, I would like to have my inputs validated with the built-in validation HTML5 attributes, e.g. use pattern for text input. So this is my sample code that implements that. Is it ...
5
votes
1answer
46 views

Adding a replica of some DOM elements on click

I have the following code which inserts a new element of the same type over and over again to the parent element. I am new to JavaScript so was wondering if there was a better way of doing this. I ...
2
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1answer
47 views

Custom each method

I have developed the following method for each as a replacement for $.each, and I am considering using it in my personal lightweight js library called LIBJS. The final version will be part of a ...
2
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1answer
132 views

Remove the object's sibling on click

In my program below I am getting the parent node game 1 and then removing one of the two child nodes, depending on which one is clicked. I currently have two event ...
3
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1answer
43 views

Renaming the iframe src attribute to facilitate lazy loading

I'm not great with javascript. I need some code to rename all iframe src attribute names to data-src, for a lazyload plugin to ...
3
votes
1answer
70 views

Script to pick random answers for a vocabulary quiz

I am making a small script, which, when run in the console on Vocabulary.com, picks one answer (the third or fourth) and clicks. Then the code checks if the answer was wrong or right and goes to the ...
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2answers
65 views

Keyboard handler to move a shape in response to arrow keys

I finished Codeacademy and I'm looking to practice and get better at JavaScript. Is this coded correctly or should I have made a function for it somehow? The purpose of this code is to move a square ...
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1answer
30 views

Minimalist HyperScript implementation

I've tried to roll out my own HyperScript implementation. I would be interested in any suggestions to improve it or point me to any other better implementation which is still maintained. I checked the ...
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vote
3answers
75 views

JavaScript for toggling appearance

I have a dedicated stylesheet <style id="dynamicStyles"></style> for my page's dynamic styles. They are controlled by this JavaScript: ...
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vote
1answer
31 views
0
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0answers
32 views

PHP FormBuilder class

I've taken some suggestions from this question and tried to build my own FormBuilder class. It's supposed to work like this: Creates an object of type form ...
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vote
0answers
28 views

Large table updates using AJAX in Internet Explorer 11 (Cont'd)

Previous topic: Large table updates using AJAX in Internet Explorer 11 For the functions included here, I have taken the advice of the previous answer and incorporated it in the restructure, but am ...
2
votes
1answer
69 views

Generating calendar months for a datepicker

I got a problem I'm finding pretty hard to solve. I'm trying to generate calendar months for a datepicker but at only 12 months I see a perf of around ~4-7ms. This doesn't sound like a problem but it ...
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0answers
52 views

Angular resize directive

I have created this directive in Angular. The idea is to calculate width of height and height of specific element via style function attached to ng-style on the same element. The directive uses ...
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3answers
74 views
6
votes
2answers
86 views

Hours:Minutes Addition

I wrote this simple page to help at work, and as an exercise to get more familiar with JavaScript. I'm especially interested in help with style and structure - is this "standard"? I know the input ...
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votes
2answers
60 views

Extracting distinct HTML list items into a JavaScript array

This code is made to generate a list of unique elements of the array made of the other two arrays. The fact that we need two lists to convert in two different array is part of the task. This code ...
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1answer
23 views

Checking if a tag is on the screen

This function receives an HTMLElement as an argument and returns true if the tag is on the screen and ...
3
votes
1answer
96 views

Animating sprite without libraries

I'm building a small game in pure JS for my own learning purposes, using sprites to model players. Before I go further, I want to try to get the animation down. The below code should produce a blank ...
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1answer
29 views

Scrolling with an easing function

I wanted to write a function that when invoked, will scroll the page downwards in a smooth fashion. Comments and criticism welcome. I don't like, for example that determining whether it is done is ...
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3answers
94 views
3
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2answers
108 views

Dynamically creating elements with an object constructor

Just experimenting with various Javascript techniques and was wondering if the code below is valid and if there are any disadvantages to using this technique to create html tags from JS object ...
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2answers
62 views

Show and hide posts using setTimeout

I have made an effect that has the h1 move and then reveals p using .addClass, ...
7
votes
1answer
859 views

Converting partial XML (Node List) to a String

I have a need to extract a part of XML tree (everything under root) and convert it to a string. (The result string will be later pasted inside ...
11
votes
2answers
141 views

Early Access: Dynamically expanding input element table

This code is in a really early state in the lifecycle. I'm still in the process of implementing some core features, but nevertheless the code up to here works and accomplishes its task. I have no ...
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3answers
876 views

Lights on: playing with buttons in Javascript

First play with the game a little bit, and it is quite fun (a little hard but very satisfying when you win, be sure to put it full page): ...
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1answer
62 views

Limiting the number of text fields created

I need to make sure that the max of text fields created is limited to 10 at most. It's a script that I've ripped off elsewhere, and have modified it via help from StackOverflow on a couple of other ...
3
votes
1answer
4k views

HTML and JS to dynamically load, refresh, and execute JavaScript from external file

The following code is designed to load and refresh JavaScript code from an external file sandbox.js and allow it to be refreshed dynamically and executed without ...
2
votes
1answer
63 views

jsonToDOM Function

For the MDN documentation website we have written this jsonToDOM function and I was wondering how you all would improve it. It takes a json structure and creates ...
4
votes
1answer
86 views

Generate form and append to the body

I'm writing a plugin and want it to have no dependencies. I create a form and append it to the page, but the code is really long. Does anyone have any suggestions to clean it up, perhaps shortening ...
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vote
1answer
84 views

Organize dynamic HTML generation function for audio player

I have some code that's part of my music-js library, and most of it is very organized, using object-oriented design for my AudioAnalyser and ...
2
votes
1answer
246 views

Use DOM and XPath to make some changes in HTML document

I intend to make some changes in an HTML document, like remove, replace, append some nodes. I have several arrays with same structure like the following example ...
4
votes
1answer
249 views

Sending Ajax requests and updating DOM

I wrote some ugly JavaScript that is responsible for sending Ajax requests and update the DOM. I'm using it to show user progress of background jobs. ...
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0answers
46 views

Appending a group name to each committee member

I wrote this script to get text, if it equals, append the name of the group to a person's information. I know using .each() is gpu intensive and this feels like a ...
4
votes
1answer
1k views

Truncating text with jQuery but keep the HTML formatting

I repeat here this answer on Stack Overflow. I first posted an answer with not finalized code, as a simple description of the solution I could think, without any test. But later I remained ...
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2answers
56 views

Filling in comment replies when link is clicked

To append data I am using parent() method five times in the code and I think it seems like an ugly way to do this. ...
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vote
1answer
32 views

Extracting a list of hyperlinks [closed]

I need to produce a list objCollector with some results: ...
1
vote
1answer
4k views

Use Promise to wait until DOM element exists

I need to create a JavaScript Promise that will not resolve until a specific HTML element is loaded on the page. I don't have any way of knowing when this element will be loaded, other than to simply ...
2
votes
1answer
522 views

Practicing recursion with getElementsByClassName

I'm trying to get a good grasp on recursion by implementing document.getElementsByClassName. I've made something that works but I'd like to know if there is some ...
5
votes
1answer
301 views

jQuery selector function in JavaScript

I've reproduced the jQuery selector function in JavaScript. Here are the two rules that come with this function: You may not use any JavaScript libraries. ...
1
vote
1answer
85 views

Adapting new design pattern with post handler

I'm currently using this pattern in my JavaScript code. Somewhere in my code I use Dnianas.Post.init. init fires and it will ...
1
vote
1answer
850 views

Get InnerHTML, OuterHTML, and plain text of an element by ID or class

I do a fair amount of scraping but I am by no way a good PHP programmer. I always struggle to get the innerhtml of elements using PHP, domdocument and XPath. I have cobbled together a couple of ...
2
votes
1answer
105 views

DOM Traverser in JavaScript

I'm writing a function in JavaScript which, when given an element, can look for the previous or next node, assuming a depth-first order traversal. If the next element is out of bounds, it should ...