Assuming that FORM contains INPUT, have the following listeners: JavaScript Desired order of firing Nature of problem and attempted solutions Own code at FORM level, formFirst, formLast and middle, but have no access to INPUT code, inputFirst and inputLast – although could add own listeners on the INPUT…
Tag: dom
html5, what is isContentEditable?
chrome supports the isContentEditable property (lists it in the “Inspect Element”), but reports false for INPUT, FORM – actually, everything. too me, for example, seems that INPUT, non-readonly, should be true. does anybody know what’s going on? Answer isContentEditable doesn’t h…
Cannot read property length of undefined
I am trying to simply check if I have an empty input text box but I get this error when I run this in Chrome: Uncaught TypeError: Cannot read property ‘length’ of undefined. Here is how I go about doing it. I check for DOM readiness and then call the function: Answer The id of the input seems is n…
How to get Events associated with DOM elements?
I have an HTML document. It is possible to get the events associated with every Element in a particular FORM element in the document using JavaScript. This way I can get jth element in ith form, But can I get the event associated with the element. There can be any number of elements in a form. I am using IE
Event handler returning undefined?
Let’s say I was attaching an event handler of jQuery click event to one of the function of my objects. But why does it return undefined on my properties? Answer You’re passing the function referenced by buttonView.onClick, but it’s association with buttonView is not retained. To retain the r…
javascript innerHTML adding instead of replacing
quick question, i know we can change the content of a <div id=”whatEverId”>hello one<div> by using: now, is there a way I can ADD stuff to the div instead of replacing it??? so i can get <div id=”whatEverId”>hello one hello two<div> (using something similar of c…
How to tell JavaScript to execute a function after an element has been loaded?
How to tell JavaScript to execute a function after an element has been loaded w/out any external library? Normally I have to bring the <script> tag after the element itself to work with DOM calls. Answer Well you can utilize the document.onload and window.onload methods For example:
What is the difference between properties and attributes in HTML?
After the changes made in jQuery 1.6.1, I have been trying to define the difference between properties and attributes in HTML. Looking at the list on the jQuery 1.6.1 release notes (near the bottom), it seems one can classify HTML properties and attributes as follows: Properties: All which either has a boolea…
Getting the height of an element before added to the DOM
Is there any way to get an element’s height prior to appending it to the DOM? I know that clientHeight doesn’t work as I’ve tried and it always returns 0. Are there other methods that may return the height or does the element have to be a part of the DOM in order for the height to be calcula…
In JavaScript, is it possible save an on-click trigger and re-apply it later?
On a dynamic page I wish to disable and later re-enable sections. Visually they are grayed out, but need to prevent users from playing with the section until later. For elements using on-click triggers, would like to: save the current on-click trigger in an attribute remove the current on-click trigger add tr…