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Get selected value of a dropdown's item using jQuery
...ck(function(){
alert($('#combo :selected').text());
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<select id="combo">
<option value="1">Test 1</option>
<option value="2">Test 2</option>
&l...
How to have jQuery restrict file types on upload?
... checking with PHP already. I am running my submit button through a JavaScript function already so I really just need to know how to check for the file types before submit or alert.
...
Simplest SOAP example
What is the simplest SOAP example using Javascript?
13 Answers
13
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POST data in JSON format
...ome data that I need to convert to JSON format and then POST it with a JavaScript function.
4 Answers
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Class vs. static method in JavaScript
...
First off, remember that JavaScript is primarily a prototypal language, rather than a class-based language1. Foo isn't a class, it's a function, which is an object. You can instantiate an object from that function using the new keyword which will allow y...
How can I round down a number in Javascript?
How can I round down a number in JavaScript?
11 Answers
11
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Check if a user has scrolled to the bottom
...as per the documentation from MDN, the simplest way is by using native javascript properties:
element.scrollHeight - element.scrollTop === element.clientHeight
Returns true when you're at the bottom of any scrollable element. So simply using javascript:
element.addEventListener('scroll', functio...
How to create a JavaScript callback for knowing when an image is loaded?
... I guess it would only be an issue for parallel code, which most javascript probably isn't..
– Thomas Ahle
Jan 10 '17 at 21:20
4
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How to check if the URL contains a given string?
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You need add href property and check indexOf instead of contains
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
if (window.location.href.indexOf("franky") > -...
How to set breakpoints in inline Javascript in Google Chrome?
...ike being able to set breakpoints both in js files and within html and javascript code is missing! I tried to use the javascript console, which itself is buggy - for example, once it encounters a JS error, I cannot get out of it unless I refresh the whole page. Can someone help?
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