In jQuery I want to be able to select an element that does not even exist yet, how can I accomplish this?
I would like to select an element by their id ... |
I have a function
function toggleSelectCancels(e) {
var checkBox = e.target;
var cancelThis = checkBox.checked;
...
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So, sometimes, my output will look like this:
<p><img src="someimage.jpg" /></p>
<p>A new paragraph</p>
Other times, it will look like this:
<img src="someimage.jpg />
<p>A new paragraph</p>
I'm trying to write some sort of "if" statement where, ... |
I currently do this to check if an elements exists:
if ($(".element1").length > 0 || $(".element2").length > 0 {
...stuff...
}
Is there a better way to rewrite the same? I mean, ".length" ... |
I'm trying to dynamically and a link to an image, however I cannot correctly determine is the parent link already exists.
This is what I have,
if (element.parent('a'.length) > 0)
{ ...
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I don't know much about jquery at all, so bear with my ignorance, but I'm pretty sure I can accomplish this with jquery.
I need jquery to check if an element exists, ... |
I working with jQuery and I need to get anytime and anywere exception (with any operation), if I attach some event or try to perform some action with elements (got from ... |
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I want select all items that haven't an IMG tag and append it. I can do that:
How can i do that?
<div class="test">
<div class="someDummydiv"></div>
...
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I would like a separate DIV that's holding the input to also change in background color. How would I add it to my existing code that works?
<script type="text/javascript">
jQuery(document).ready(function() {
jQuery("input:[type=text]").focus(function () ...
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Possible Duplicate:
Is there an “exists” function for jQuery
Just as the title suggests, whats the best way to check if an element exists with jquery. ... |
my existing code as follows
$('#'+ContainerId).find('img').each(function(){
// ...
});
I want to crate a div element on the fly and append this existing img to this new created div ... |
So I know how to use .wrap, .wrapInner and .wrapAll but I am wondering how to use the quick creation syntax introduced in jQuery 1.4 and the wrap function together.
Basically I ... |
How do I check if an element exists if the element is created by .append() method?
$('elemId').length dosen`t work for me.
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I have some jQuery like this:
$('#mydiv1').css('color', 'red');
$('#mydiv2').css('color', 'blue');
$('#mydiv3').css('color', 'green');
$('#mydiv4').css('color', 'orange');
$('#mydiv5').css('color', 'purple');
I think it should be this, so it only acts if the element exists:
if ($('#mydiv1').length) {.css('color', 'red')}
if ($('#mydiv2').length) {.css('color', 'blue')}
if ($('#mydiv3').length) ...
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Why is var x giving 0 length for iframe. I'm trying to check if iframe tag exits inside val.
<textarea name="embed">
<iframe src="http://.."></iframe>
</textarea>
$($('#embedModal textarea').val());
var x = $textareaval.find('iframe').length;
I'm able ... |
I know that you can test for width() or height() but what if the element's display property is set to none? What other value is there to check to make sure ... |
I am trying to add some elements to the existing DOM element but failed.
Here is what I tried
Method First
$('#b-friend-selector').append('<script type="text/fbml">
<fb:fbml>
<fb:request-form
...
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in jquery when I use element that doesn't exist what happens? Consider:
$('<tmp/>').html(some_html_string).text()
where I use nonexistent element <tmp/> just to use functionality of html() and text() (to do some stuff).
and is this ... |
i have a element with id='dummyfield' and there is div after it with class= 'dummydiv'.
How can i know if dummydiv exists after dummyfiled using jquery
Thsi what the html code may look ... |
suppose I have an <ul>
:
<ul>
<li></li>
<li></li>
<li class="test"></li>
</ul>
How can I judge the .test have its next element with jquery ?
like this?:
if ...
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The code does work below when the access to the webpage, it automatically hide #OrderDeliveryAddress div. But I am wondering is this correct way doing it?
Is there a way to check ... |
Hey, I looked around on Stack Overflow and tried a few other people's attempts at this, and I just couldn't get this to work.
I have a select element like this:
<select id="slct_firstCat" ...
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if the index is larger than the actual number of rows nothing is i appended?
var elm = $('tr', tbl).eq(index);
if(elm){
row.insertBefore(elm);
}
else{
row.appendTo(tbl);
}
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How to check if an element exist , and if it does i want the insertAfter to be not valid.And if the element isn't exist, then i want the insertAfter to ... |
I aways check for elements with jQuery this way:
var x = $("div.myElement");
if (x.length > 0) {
x.show();
}
But I really don't like that if. Is there any way to ... |
In jQuery, I already know how to check if an element exists by using the length property on the jQuery object returned by a specific selector.
However, internally, this means that jQuery ... |
How can I find out if a certain element has another element as a child, and if it doesn't append a new one to it, and then return it?
I tried with:
var ... |
context: I'm building a favouriting
system that uses html localstorage
API (with a php session fallback). If a favourited item is on the
page, add the ... |
I know you can check if an element exists with $('div').length, but when an element is destroyed using .remove(), .length still reports the div exists. How can I find whether or ... |
Check if a class active exist on an li with a class menu
For example
<li class="menu active">something...</li>
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I'd like, to jQuery, understand if an element exist into another element.
Somethings like :
if($('#container').find('.search_element'))
must return YES if .search_element is into #container, NO otherwise.
How can I do it? Tried with $.contains('#container', '.search_element') ... |
I'm appending some items dynamically to an unordered list, but the jQuery .append() function only appends to the bottom of the list, like this:
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is there a way to check if an next element exists? Check my code:
if($("#people .making-of .mask ul li.current").next("li") != null) {
alert("Exists");
}
else {
alert("Dont exists");
}
What ... |
Current code.
------
<div class="wrapper">
<div class="page-1"></div>
...
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I have several jQuery functions on my website but not on every page all of them are required.
All of them are exectued from one XXX.js file for example:
jQuery(function() {
$(".title").slug({
...
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I have a series of elements that I want to animate to give them focus by clicking and I currently am doing it through a toggle animate function. I was going to switch to adding a ".selected" class but what I need help with here is to remove the selected from the element when a new one has become freshly ".selected". ... |
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I have a .js file that I wrote for my whole sites. Part of it onlypertain to certain pages, so some of the selectors would not findanything on other pages. This file is included in all pages, so myquestion is, should I check if a selector exists first, before I runeach script?I am thinking I could use:if ( $('#myDiv').length ) { ... |