JavaScript

Topic	Replies	Views	Activity
Remove duplication to improve code tutorial In a recent thread about validating form fields, I noticed a lot of duplication in the code, and that duplication has been making it tricky for people to examine the code. This thread is dedicated to exploring how to eff…	49	5453	August 4, 2021
Converting jQuery to vanilla JavaScript, a step by step guide Frequently I see on here people asking to deal with jQuery, for example with converting it to vanilla JavaScript. As a result I thought that I’d provide a worked example of converting code from jQuery to vanilla JavaScr…	14	7207	July 16, 2020
An introduction to debugging code Recently while helping someone make improvements to an SVG shape editor being developed on JSFiddle, we were setting the currently active shape with a thicker stroke. That worked when one of the Stroke input fields was a…	2	10279	April 26, 2018
Problem with understanding: (lines[line].search(keyWords[ctr] >= 0)	2	97	January 23, 2022
Setting up single-player tests before adding spinner	167	4349	January 23, 2022
Javascript and color code change in one go	6	268	January 23, 2022
ReferenceError: file is not defined	1	77	January 23, 2022
How would i put a timer between each of my icons being faded out?	3	136	January 22, 2022
Inability to click and select data created with Ajax	2	199	January 22, 2022
How to associate double click and text highlighting as an event	20	896	January 22, 2022
How to get correct count for like or dislike jquery	6	760	January 22, 2022
Can anyone help me: make iframe = contenteditable	1	145	January 22, 2022
How can I access classes and Ids from the main index.html page in another window	3	353	January 21, 2022
How better to make when image/image relative data are rearead?	0	122	January 21, 2022
Question I encountered in an interview	1	125	January 21, 2022
How can i avoid the error: document is not defined in my index.js file	0	103	January 21, 2022
Updateable Vue3 application architecture with plugins for usage in multiple projects vue	0	101	January 21, 2022
ReferenceError: Invalid left-hand side expression in postfix operation	0	107	January 21, 2022
Selecting a random css class from a list	0	111	January 21, 2022
Observabilty	0	125	January 21, 2022
Help with having the text display upon the js delay function jquery	1	234	January 20, 2022
A bit of functional fun	14	1091	January 20, 2022
How to pass a function as a prop in React+Typescript? typescript , react	1	133	January 20, 2022
Intersection observer API instead of the scroll event	17	388	January 19, 2022
TypeError: Cannot read property 'split' of undefined	1	213	January 19, 2022
Preventing page referesh on a click	4	348	January 18, 2022
Missing initializer in const declaration	5	301	January 18, 2022
Help with changing the font size	3	344	January 18, 2022
Unexpected token ;	5	195	January 18, 2022
Problem with: Target[i].setAttribute("option",	23	529	January 17, 2022

Remove duplication to improve code

tutorial

In a recent thread about validating form fields, I noticed a lot of duplication in the code, and that duplication has been making it tricky for people to examine the code. This thread is dedicated to exploring how to eff…

49

5453

August 4, 2021

Converting jQuery to vanilla JavaScript, a step by step guide

Frequently I see on here people asking to deal with jQuery, for example with converting it to vanilla JavaScript. As a result I thought that I’d provide a worked example of converting code from jQuery to vanilla JavaScr…

14

7207

July 16, 2020

An introduction to debugging code

Recently while helping someone make improvements to an SVG shape editor being developed on JSFiddle, we were setting the currently active shape with a thicker stroke. That worked when one of the Stroke input fields was a…

2

10279

April 26, 2018

Problem with understanding: (lines[line].search(keyWords[ctr] >= 0)