大约有 43,000 项符合查询结果（耗时：0.0239秒） [XML]
Difference between $(this) and event.target?
...presents the element that received the event.
For example:
<!DOCTYPE html>
<html>
<head>
<script>
function mouseDown() {
alert(this);
}
</script>
</head>
<body>
<p onmouseup="mouseDown();a...
Can jQuery provide the tag name?
I've got several elements on a HTML page which have the same class - but they're different element types. I want to find out the tag name of the element as I loop over them - but .attr doesn't take "tag" or "tagname".
...
Changing image sizes proportionally using CSS?
...t will make the image have the height proportional to the new width.
Ex:
HTML:
<div class="container">
<img src="something.png" />
</div>
<div class="container">
<img src="something2.png" />
</div>
CSS:
.container {
width: 200px;
height: 120px;
}
/...
Javascript trick for 'paste as plain text` in execCommand
...board data directly as text, so you don't have to do ugly hacks to replace HTML.
I'm not sure of cross-browser support, though.
editor.addEventListener("paste", function(e) {
// cancel paste
e.preventDefault();
// get text representation of clipboard
var text = (e.originalEvent |...
How do I change an HTML selected option using JavaScript?
...ptySelectBoxById(eid, value, text) {
document.getElementById(eid).innerHTML = "<option value='" + value + "'>" + text + "</option>";
}
/**
* Reset Select Box
* @param eid Element ID
*/
function resetSelectBoxById(eid) {
document.getElementById(eid).options[0].selected = 'se...
Scroll to a div using jquery
...e "link" from the ID
id = id.replace("link", "");
// Scroll
$('html,body').animate({
scrollTop: $("#" + id).offset().top
}, 'slow');
}
$("#sidebar > ul > li > a").click(function(e) {
// Prevent a page reload when a link is pressed
e.preventDefault();
// ...
Get the full URL in PHP
...l = "//{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}";
$escaped_url = htmlspecialchars( $url, ENT_QUOTES, 'UTF-8' );
echo '<a href="' . $escaped_url . '">' . $escaped_url . '</a>';
Here are some more details about the issues and edge cases of the //example.com/path/ format
Full v...
How can you customize the numbers in an ordered list?
...
You can also specify your own numbers in the HTML - e.g. if the numbers are being provided by a database:
ol {
list-style: none;
}
ol>li:before {
content: attr(seq) ". ";
}
<ol>
<li seq="1">Item one</li>
<li seq="20">Ite...
application/x-www-form-urlencoded or multipart/form-data?
...you can fill MIME type which suits you). This is also the case for typical HTML representation based webapps (e.g. json payload became very popular for transmitting payload for ajax requests).
Regarding Restful API over HTTP the most popular content-types I came in touch with are application/xml and...
How to do a Jquery Callback after form submit?
...hat .serialize doesn't include file inputs in your POSTed request. Use the HTML5 FormData (see this question) instead unless you are supporting old browsers like IE < 9
– brichins
Nov 9 '15 at 20:26
...