JQuery :: Add Class To Html Element Dynamically?

Dec 9, 2010

I have tag something like

<div class='abc'>

using jquery i want to change the class dynamically.

i saw the jquery reference, it has something hasClass, but i donot see addClass.

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JQuery :: [validate] Refreshing The Validator After Dynamically Adding A Class To An Element?

Aug 10, 2009

I know the refresh() method is gone since version 1.2 but for somereason even if it's suposed to work without it I can't get it to work.Here's the scenario:I got a select box, depending on the selection I want certain elementto validate so I dynamically add validation class to those elementlike this.$("input#element").toggleClass("{validate:{required:true}}");But when I click submit the element doesn't get validated at all but Ican see the class has been added in firebug.

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Set Dom Element Class (if Element Was Dynamically Created)

Jan 25, 2006

hi everybody, didn't find this using the search :( this is my problem:
i create a dom element dynamically (<span>) and want to assign a class
attribute to it such that it has some css style, this works in ie, but
not in firefox :( here's the simple code:

<div id="somediv"></div>

var div = window.document.getElementById("somediv");
var span = window.document.createElement("span");
span.innerHTML = "span";
span.attributes.getNamedItem("class").nodeValue = "span_class";
div.appendChild(span);

so this works well in ie6, but firefox gives this error:
Error: span.attributes.getNamedItem("class") has no properties

if i run this code on a statically defined span (in the html file),
where a class attribute already is set:

<div id="somediv">
<span id="spanspan" class="">
</span>
</div>

changing the class to "span_class" works both in ie and firefox.

how can i fix my above code such that it works in both browsers? it
seems that on newly created dom elements the class attribute isn't even
there (to change it), how can i create it, and then change it?

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Dynamically Set CSS Class Of An Element?

Apr 15, 2009

I have a menu div that I have styled so that is always visible on my page. When a user clicks a menu item they are taken to that section of that page using an anchor withing the page but the menu remains visible/constant to the left of the screen

My menu is made up of a number of vertically displayed tab images (set by assigning the background image of a href in css), what I would like to happen is that when a user navigates to an anchor section the background image for that section be changed to a 'current tab' image.

Usually this would be done by setting the class of that menu item to "current" within that page, for example if the menu navigated to a seperate about.html page for the about menu item set:

<a href="about.html" id="menu_about" class="current">about<div>
#menu a.current{
background-position:0 -50px;
}

However on my page different pages (eg about.html) wont be loaded so what I would like to be able to do is dynamically set the 'class="current"' for the href element when a user clicks that link.

I tried the following but it didnt work:

<a href="home.html" class="home" id="home" onclick="document.getElementById("home").className="current";"><span class="nav-text">home</span></a>

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JQuery :: Loading Files - Script Element Is Dynamically Added To The Head Section Of Html

Feb 6, 2010

I came up with some code to load javascript files dynamically. But I've got problems..

When the script element is dynamically added to the head section of html, i think that the document.ready event fires once again and therefore the code sort of runs twice.

In the html page I call this method:

In the script test.js I have the function SayHi():

The SayHi method never gets called and alert('begin') & alert('getScript') get called twice in this sequence:begin begin getScript getScript.

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Modernizr 2 Is Not Placing Class Names In Html Element

Aug 1, 2011

Modernizr 2 is not placing class names in html element

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Event Handling For Dynamically Created Html Element?

Mar 23, 2011

Am new to javascript and am having this problem;

//Some other code
//Here I create an input element of type text and assign a onclick event property
var quantityTxt = document.createElement("input");
quantityTxt.type = "text";
quantityTxt.onclick = calcAmount();

[Code]...

Now my problem is that the above function gets called even when the cell has not been clicked, hope am clear enough,

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JQuery :: Firebug Shows The Updated Class Of An Element But Live() Function Takes The Old Class?

Jul 2, 2009

I am new to this discussion but hope you would post reply for my query and encourage me to keep in touch with this discussion. Well here is my problem. I have made an edit in place form in which we can add and remove the elements. I have used jquery.jeditable.mini.js and jquery.duplicate-remove.js plugins for edit in place and add and remove action. I have live() function to access the dynamically ganerated elements like this. $(".addressDiv span").live("mouseover", function(){
clickable function here...

[Code]...

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JQuery :: Script To Hide A HTML Element Based On The The Number In Another HTML Element?

Apr 29, 2010

I am working on a e-commerce site and I need to hide the checkout link (<a>) if the value of of the element (<td>) holding the amount due ="$0.00".

<tr
>
<td
colspan

[code]....

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JQuery :: Css Class As Variable - Change The Css Class Of Li Element From Name Hidden To Variable FilterVal

May 26, 2010

I just donīt know the right syntax for this:

I want to change the css class of the li element from the name hidden to the variable filterVal, but i donīt know the right syntax.

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JQuery :: Changing A Class Dynamically ?

Apr 20, 2010

I have a template that will have tons of different background options. I want people looking at the demo to be able to test out each one without having to reload the page.

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JQuery :: Get Dynamically Generated ID By Class Name?

Sep 1, 2010

I'm stumped on a jQuery related development task. I'm using jQuery in a SharePoint Web Part...The web part pulls data from a list and displays each item as a link button. When the link button is clicked it uses the jQuery-UI to display the body of the list item in a dialog box. I have this working perfectly when all of the class names are hardcoded. So in this code dialog0 is the class name for the body of the first article. newTitle0 is the linkbutton so they correspond 1:1 (and so on Dialog1, newsTitle1 etc..)

$('.dialog0').dialog({
height: 500,
width: 990,
autoOpen: false,

[Code].....

Problem is, when I have more than 1 instance of the web part on a page, because they use the same class names (2nd web part would also use Dialog0, newTitle0), if I click on an item in one web part, the item with the same class name opens in the other web part as well.

I've implemented it so each item now has a unique ID but I don't know where to go from here, so multiple instances of the web part can be on the page, and have the jQuery know which body to display when a link is clicked.

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JQuery :: Accessing Dynamically Created Class?

Feb 22, 2010

i have input elements with a class "c10_3" created by this code:

$('#myTable :not(:first)TR').each(function() {
$(this).append('<td align="center"> <input class="c10_3" type="checkbox" /> </td>');
});

but now i can't access it with:

[Code]...

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JQuery :: Dynamically Adding Table Row And Setting Class?

Sep 5, 2010

I have a table with onw row and one column.I have set class for column also written function for click event for class.Now added table row dynamically and set same class.But click event works only for existing row not for newly added row.

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JQuery :: Append() Function - Select Element Using ID And Add A Row To Table With A HTML Form Element

Oct 13, 2009

I'm having some problems understanding the append() function. What I'd like to do is select an element using it's ID and add a row to the table with a HTML form element. The table is dynamically generated using a Django template ( form.as_table() ) so I'm not able to alter the original HTML markup too much.

If I had a table like this...

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JQuery :: Checking For Existence Of A <td> Class Name In Dynamically Created Table?

Feb 27, 2010

checks my table (previously created by "click handler") "td" elements for not existance of a paticular class name.

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JQuery :: Add Class To Different Element?

Sep 15, 2010

I'm relatively experienced with jQuery (not a guru but not a newbie) but am wondering how I can write a script where if one element is hovered over then a different element on the page has a particular class added to it.

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Jquery :: Add A Class To Every 4th - 1 Element?

Aug 3, 2009

I need to add class zebra to the <li> elements with the content next to them.This is as far as I've got, but I'm not sure what calculation to use:

$("li").each(function(index){
if(index % ??? == 0) { // <-- not sure what to put here
}
});

[code]....

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JQuery :: Monitor Any HTML Element For Change / In Either It's Inner HTML / CSS?

Apr 20, 2011

.change() is only for form elements minus check boxes/radio buttons, etc.Are any of you aware of a script that does this already? Hopefully one that is easy to implement.I just want to monitor things like height, number of inner elements, or any change in the inner HTML.

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JQuery :: Accessing An Element Using ID And Class?

Dec 5, 2011

I am trying to access an element in a page using ID using jquery in when the document is ready.But the problem is the length is always 0 even if the script tag is in the head or right at the bottom of the page. The element is seen rendered when I see it using FireBug.an someone point out where I am making a mistake accessing the element

$(document).ready(function() {
alert('Hello World");
$('#id').live("click", function() {

[code]....

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JQuery :: Add Hover Class To Element?

Oct 13, 2011

I have the following markup:

<div class="Field">
<label for="City">City</label>
<input type="text" id="City" name="City" value="">
<ul>

[Code]....

not sure if this is the best way. Can I improve it?

However I am having problems in adding (2).

Basically I think I need:

$(this).closest("div.Field"). Label or span.Label that are not inside LI.addClass("Hover")

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JQuery :: Find Element With Same Class Name?

Oct 7, 2010

This is probably a dumb question (noob) but I cannot seem to find the answer, either here or on StackOverflow or even Googling...

All I want to do is, when clicking on an element, find any other elements with the same class name (and show/hide or do something with them).[code]...

But I need the class name to be a variable so this function is reusable.

What am I doing wrong?

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JQuery :: Getting The Index Of An Element With A Given Class?

Aug 11, 2010

I have a bunch of elements with multiple classes like this:

<div class="foo bar">
<div class="foo bar snafu">
<div class="foo bar">

I can get all these elements in an array like this:

$ (".foo,.bar")

My question is - is there an elegant way of getting the index (in this array) of the element that has the "snafu" class? Or should I just iterate through the array until I find the wanted element and then remember its index?

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JQuery :: Check If There Is An Element With A Particular Class?

Nov 26, 2010

Is there an easy way to check if there is an element anywhere in the DOM with the class 'ui-selected' ?

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JQuery :: Read The Class Of An Element?

Jul 25, 2009

This is what I have:

function ShowHide(){
$("#navigation_sub").animate({"width": "toggle"}, { duration: 500 });
}

[code]....

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JQuery :: Manipulate The Next Element With A Class ?

Jul 15, 2009

Is there a non-structure specific way of finding the next element with a given class? for example you have a structure of:

When you click on the link in container1 the expected behavior is to change the css on a1 in container2 but not in container1 or container3. I have tried playing with parent, next and filter without success. this is the best I have is:

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