I’m looking for a fast and secure way to add and remove classes from an html element without jQuery. It also should be working in early IE (IE8 and up). Answer The following 3 functions work in browsers which don’t support classList: https://jaketrent.com/post/addremove-classes-raw-javascript/
Tag: javascript
call javascript function onchange event of dropdown list
I want to invoke javascript function when value in the dropdown list changes. I dont want to hardcode dropdown list id . Hence not using document.getElementById My Code: This is giving error ReferenceError: jsFunction is not defined Fiddle : http://jsfiddle.net/6uyz4b8x/1/ Answer Your code is working just fin…
Return certain fields with .populate() from Mongoose
I’m getting returned a JSON value from MongoDB after I run my query. The problem is I do not want to return all the JSON associated with my return, I tried searching the docs and didn’t find a proper way to do this. I was wondering what if it is at possible, and if so what is the proper way
Onclick Change the Class Style Value without changing Class name
I need to change a value of a Class Style Property Color from RED to GREEN on click. I need to change the color of c1 class to GREEN. Note: I dont want it to be done with “ID” & I dont want to create new Class and change the class name. I want it to happen with same class
Remove white space in Json
How can I remove white space in the following code block and store in a javascript variable? This is original format This is the format I want Answer
Add class when on second onepage-page
I am building a website (one page) and when you scroll down, the second page scrolls over the first page. The background-color of the second page is a little bit transparant (0.9) so you can still see …
Custom HTML5 form validation not showing custom error initially
Basic HTML5 form with custom validation. If the submitted value is not a number, the browser should display the error message “Field must be an number.” If you enter “abc” and press submit (or hit enter) the field is marked as invalid, but the error message does not appear. Press submi…
What is the difference between DOMNodeInserted and DOMNodeInsertedIntoDocument?
According to the DOM events in wiki found in the wiki link here, DOMNodeInserted: Fires when a node has been added as a child of another node DOMNodeInsertedIntoDocument: Fires when a node is being inserted into a document Now what is the real difference? Shouldn’t both events be the same? If not when a…
JavaScript submit form excluding fields
I have a simple html form: And I need to submit it with JavaScript, but I want to exclude the dontSubmitThisField field from the request. Is there a way of doing that without Ajax? Answer Just disable the field. Either do it via HTML if the field cannot be updated by the user: http://www.w3schools.com/tags/at…
JavaScript – Click all buttons with Class Name after 5 seconds (Twitter)
I’ve been trying to get my script to work for ages now, and it just won’t have it! I’m trying to click all the ‘unfollow button’s on my Twitter/Following page after 5 seconds. Here’s my code without the setInterval function: Here’s Twitters HTML DOM code for the unfol…