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Set keyboard caret position in html textbox
...en they receive focus:
function addLoadEvent(func) {
if(typeof window.onload != 'function') {
window.onload = func;
}
else {
if(func) {
var oldLoad = window.onload;
window.onload = function() {
if(oldLoad)
...
Convert SVG to image (JPEG, PNG, etc.) in the browser
...g+xml;charset=utf-8"});
var url = DOMURL.createObjectURL(svgBlob);
img.onload = function () {
ctx.drawImage(img, 0, 0);
DOMURL.revokeObjectURL(url);
if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob)
{
var blob = canvas.msToBlob();
...
How can I detect whether an iframe is loaded?
...rame>
jsfiddle DEMO.
Update: Using plain javascript
window.onload=function(){
var ifr=document.getElementById('MainPopupIframe');
ifr.onload=function(){
this.style.display='block';
console.log('laod the iframe')
};
var btn=document.getElementById...
Parsing JSON from XmlHttpRequest.responseJSON
...LHttpRequest();
req.responseType = 'json';
req.open('GET', url, true);
req.onload = function() {
var jsonResponse = req.response;
// do something with jsonResponse
};
req.send(null);
Compatibility: responseType = 'json' is not supported by IE11.
The classic way
The standard XMLHttpRequest...
How do I return the response from an asynchronous call?
...se(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.onload = function() {
resolve(this.responseText);
};
xhr.onerror = reject;
xhr.open('GET', url);
xhr.send();
});
}
ajax("/echo/json")
.then(function(result) {
// Code depending on result
})
...
How can I detect if a browser is blocking a popup?
...);
},200);
}else{
popup_window.onload = function () {
scope.is_popup_blocked(scope, popup_window);
};
}
} else {
scope.displayError();
}
},
is_popup_blocked: function(scope...
How can I convert an image into Base64 string using JavaScript?
...ction toDataURL(url, callback) {
var xhr = new XMLHttpRequest();
xhr.onload = function() {
var reader = new FileReader();
reader.onloadend = function() {
callback(reader.result);
}
reader.readAsDataURL(xhr.response);
};
xhr.open('GET', url);
xhr.responseType...
Capture iframe load complete event
...ing.
<script>
var iframe = document.createElement('iframe');
iframe.onload = function() { alert('myframe is loaded'); }; // before setting 'src'
iframe.src = '...';
document.body.appendChild(iframe); // add it to wherever you need it in the document
</script>
2) inline javascript, ...
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.
...
Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
...ll to your code at the end of the body. This is faster to execute than an onload handler because this waits only for the DOM to be ready, not for all images to load. And, this works in every browser.
<!doctype html>
<html>
<head>
</head>
<body>
Your HTML here
<sc...