大约有 20,000 项符合查询结果（耗时：0.0125秒） [XML]
drag drop files into standard html file input
...agType').value = files[i].type
reader = new FileReader();
reader.onload = function(event) {
document.getElementById('fileDragData').value = event.target.result;}
reader.readAsDataURL(files[i]);
}
}
var holder = document.getElementById('holder');
holder.ondragover = functi...
SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...iframe using [CSS custom property]
code:
iframe
$(function() {
window.onload = function() {
// create listener
function receiveMessage(e) {
document.documentElement.style.setProperty('--header_bg', e.data.wl.header_bg);
document.documentElement.style.setP...
Correct way of using JQuery-Mobile/Phonegap together?
...th the native device,
// it will call the event `deviceready`.
//
function onLoad() {
document.addEventListener("deviceready", onDeviceReady, false);
}
// Populate the database
//
function populateDB(tx) {
tx.executeSql('DROP TABLE IF EXISTS DEMO');
tx.executeSql('CREATE TABLE IF NOT E...
Tainted canvases may not be exported
...;
function loadImage(src, callback) {
var img = new Image();
img.onload = callback;
img.setAttribute('crossorigin', 'anonymous'); // works for me
img.src = src;
return img;
}
And in your callback you can now use ctx.drawImage and export it using toDataURL
...
How to check whether dynamically attached event listener exists or not?
...ed = true;
//code
}
}
//attach your function with change event
window.onload = function()
{
var txtbox = document.getElementById('textboxID');
if (window.addEventListener)
{
txtbox.addEventListener('change', doSomething, false);
}
else if(window.attachEvent)
{
txtbox.attachEvent('onc...
Is JavaScript guaranteed to be single-threaded?
...be raised whilst script is still threaded:
when the modal popups (alert, confirm, prompt) are open, in all browsers but Opera;
during showModalDialog on browsers that support it;
the “A script on this page may be busy...” dialogue box, even if you choose to let the script continue to run, allo...
How to test a confirm dialog with Cucumber?
...you can hack it. Just before performing the action that would bring up the confirm dialog, override the confirm method to always return true. That way the dialog will never be displayed, and your tests can continue as if the user had pressed the OK button. If you want to simulate the reverse, simply...
How to make script execution wait until jquery is loaded
...
You can try onload event. It raised when all scripts has been loaded :
window.onload = function () {
//jquery ready for use here
}
But keep in mind, that you may override others scripts where window.onload using.
...
Converting between strings and ArrayBuffers
...quest decode the data first.
xhr.responseType = 'arraybuffer';
xhr.onload = function() {
if (this.status == 200) {
// The decode() method takes a DataView as a parameter, which is a wrapper on top of the ArrayBuffer.
var dataView = new DataView(this.response);
/...
What does this square bracket and parenthesis bracket notation mean [first1,last1)?
...lementById('output1').innerHTML = output;
}
<html>
<body onload="main();">
<pre id="output1"></pre>
</body>
</html>
Mathematicians, since they start counting at 1, would instead use the i = 1, i <= N nomenclature but now we nee...