大约有 10,000 项符合查询结果（耗时：0.0119秒） [XML]
Is there any way to call a function periodically in JavaScript?
...
You want setInterval():
var intervalID = setInterval(function(){alert("Interval reached");}, 5000);
The first parameter to setInterval() can also be a string of code to be evaluated.
You can clear a periodic function with:
clearInterval(intervalID);
...
Try-finally block prevents StackOverflowError
... Nice, even if I try to make the stack as small as possible via -Xss, I get a depth of [150 - 210], so 2^n ends up being a [47 - 65] digits number. Not going to wait that long, that is near enough to infinity for me.
– ninjalj
Sep 15 '12 at 17:05
...
Get image data url in JavaScript?
...image.
It would be something like this. I've never written a Greasemonkey script, so you might need to adjust the code to run in that environment.
function getBase64Image(img) {
// Create an empty canvas element
var canvas = document.createElement("canvas");
canvas.width = img.width;
...
How can I convert an image into Base64 string using JavaScript?
..."encodeImageFileAsURL();" />
<div id="imgTest"></div>
<script type='text/javascript'>
function encodeImageFileAsURL() {
var filesSelected = document.getElementById("inputFileToLoad").files;
if (filesSelected.length > 0) {
var fileToLoad = filesSelected...
How can I create a simple message box in Python?
I'm looking for the same effect as alert() in JavaScript.
17 Answers
17
...
jQuery and AJAX response header
... it in an iframe, but when I try to view the header info with a javascript alert, it comes up null, even though firebug sees it correctly.
...
How to suppress Update Links warning?
I'm trying to write a script that opens many Excel files. I keep getting the prompt:
7 Answers
...
Is using 'var' to declare variables optional? [duplicate]
...he differences:
external = 5;
function firsttry() {
var external = 6;
alert("first Try: " + external);
}
function secondtry() {
external = 7;
alert("second Try: " + external);
}
alert(external); // Prints 5
firsttry(); // Prints 6
alert(external); // Prints 5
secondtry(); // Prints 7
aler...
I need to get all the cookies from the browser
I need to get all the cookies stored in my browser using JavaScript. How can it be done?
9 Answers
...
Detecting a mobile browser
... <= 600 ) );
}
Reference:
Detecting Browser and Devices with javascript
share
|
improve this answer
|
follow
|
...