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Deserializing a JSON into a JavaScript object
... @PhilippMunin you could use this Date function from the javascript API : new Date(parseInt("/Date(946681200000)/".replace('/Date(', '')));
– Leo
Mar 2 '18 at 10:36
...
Show an image preview before upload
...").onchange = function () {
var reader = new FileReader();
reader.onload = function (e) {
// get loaded data and render thumbnail.
document.getElementById("image").src = e.target.result;
};
// read the image file as a data URL.
reader.readAsDataURL(this.files[0]...
Is $(document).ready necessary?
...
Is $(document).ready necessary?
no
if you've placed all your scripts right before the </body> closing tag, you've done the exact same thing.
Additionally, if the script doesn't need to access the DOM, it won't matter where it's loaded beyond possible dependencies on other script...
Naming “class” and “id” HTML attributes - dashes vs. underlines [closed]
...
Use Hyphens to ensure isolation between your HTML and JavaScript.
Why? see below.
Hyphens are valid to use in CSS and HTML but not for JavaScript Objects.
A lot of browsers register HTML Ids as global objects on the window/document object, in big projects, this can become a real ...
How do I load an HTML page in a using JavaScript?
...lt;/a>
</div>
<div id ="content">
</div>
<script>
$(document).ready( function() {
$("#load_home").on("click", function() {
$("#content").load("content.html");
});
});
</script>
Sorry. Edited for the on click instead of on load.
...
How do I show multiple recaptchas on a single page?
...t is possible with reCAPTCHA actually, just not possible to do without JavaScript. Most browsers should support JavaScript and the default ReCaptcha uses JavaScript anyway so this solution is good. Hüseyin Yağlı's answer explains the solution. reCAPTCHA documentation for this solution is at deve...
How to detect Adblock on my website?
...ds = true;
Then somewhere in my page:
<html>
<head>
<script src="/js/prebid-ads.js"></script>
</head>
<body>
<script>
if( window.canRunAds === undefined ){
// adblocker detected, show fallback
showFallbackImage();
}...
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
...
Check image width and height before upload with Javascript
...w Image();
var objectUrl = _URL.createObjectURL(file);
img.onload = function () {
alert(this.width + " " + this.height);
_URL.revokeObjectURL(objectUrl);
};
img.src = objectUrl;
}
});
Demo: http://jsfiddle.net/4N6D9/1/
I take it you real...
JavaScript: Get image dimensions
...
var img = new Image();
img.onload = function(){
var height = img.height;
var width = img.width;
// code here to use the dimensions
}
img.src = url;
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