大约有 17,000 项符合查询结果(耗时:0.0543秒) [XML]
Resizing an iframe based on content
...re's a browser quirk which allows us to skirt the same origin policy - javascript can communicate either with pages on its own domain, or with pages it has iframed, but never pages in which it is framed, e.g. if you have:
www.foo.com/home.html, which iframes
|-> www.bar.net/framed.html, which ...
What is the non-jQuery equivalent of '$(document).ready()'?
...us came here looking for a way to make sure DOM is ready to be used by javascript code.
– abarazal
Dec 4 '19 at 21:18
3
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Is onload equal to readyState==4 in XMLHttpRequest?
... so much different between onreadystatechange --> readyState == 4 and onload, is it true?
3 Answers
...
image.onload event and browser cache
... an image is loaded, but if the image is saved in the browser cache, the .onload event will not be fired.
5 Answers
...
Why is document.write considered a “bad practice”?
...ndeed it could be considered an advantage for certain things, e.g., adding script elements (actually about the only thing I'd use DW for, and even then I'd think twice).
– nnnnnn
Dec 25 '11 at 12:16
...
Get data from file input in JQuery
...g like this:
<!DOCTYPE html>
<html>
<head>
<script>
function handleFileSelect()
{
if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
alert('The File APIs are not fully supported in this ...
Preview an image before it is uploaded
...ng
}
}
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input type='file' id="imgInp" />
<img id="blah" src="#" alt="your image" />
<...
Insert code into the page context using a content script
...
Underlying cause:
Content scripts are executed in an "isolated world" environment.
Solution::
To access functions/variables of the page context ("main world") you have to inject the code that wants to access them into the page itself. Same thing if yo...
Reading file contents on the client-side in javascript in various browsers
I'm attempting to provide a script-only solution for reading the contents of a file on a client machine through a browser.
...
Using CSS for a fade-in effect on page load
...ss-animation
Method 2:
Alternatively, you can use jQuery (or plain JavaScript; see the third code block) to change the class on load:
jQuery
$("#test p").addClass("load");
CSS
#test p {
opacity: 0;
font-size: 21px;
margin-top: 25px;
text-align: center;
-webkit-transi...