xml http request
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
// Typical action to be performed when the document is ready:
document.getElementById("demo").innerHTML = xhttp.responseText;
}
};
xhttp.open("GET", "filename", true);
xhttp.send();xmlhttprequest javascript
function reqListener () {
console.log(this.responseText);
}
var oReq = new XMLHttpRequest();
oReq.onload = reqListener;
oReq.open("GET", "http://www.example.org/example.txt");
oReq.send();xhr request javascript
window.onload = function(){
var request = new XMLHttpRequest();
var params = "UID=CORS&name=CORS";
request.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
console.log(this.responseText);
}
};
request.open('POST', 'https://www.example.com/api/createUser', true);
request.setRequestHeader('api-key', 'your-api-key');
request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
request.send(params);
}xhr request
var url = "https://example.com/";
var xhr = new XMLHttpRequest();
xhr.open("GET", url);
xhr.onreadystatechange = function () {
if (xhr.readyState === 4) {
console.log(xhr.status);
console.log(xhr.responseText);
}};
xhr.send();http request javascript
function httpGetAsync(url, callback) {
var xmlHttp = new XMLHttpRequest();
xmlHttp.onreadystatechange = function() {
if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
callback(xmlHttp.responseText);
}
xmlHttp.open("GET", url, true); // true for asynchronous
xmlHttp.send(null);
}javascript progress of xml http request
<!DOCTYPE html>
<html>
<body>
<p id="demo">result</p>
<button type="button" onclick="get_post_ajax();">Change Content</button>
<script type="text/javascript">
function update_progress(e)
{
if (e.lengthComputable)
{
var percentage = Math.round((e.loaded/e.total)*100);
console.log("percent " + percentage + '%' );
}
else
{
console.log("Unable to compute progress information since the total size is unknown");
}
}
function transfer_complete(e){console.log("The transfer is complete.");}
function transfer_failed(e){console.log("An error occurred while transferring the file.");}
function transfer_canceled(e){console.log("The transfer has been canceled by the user.");}
function get_post_ajax()
{
var xhttp;
if (window.XMLHttpRequest){xhttp = new XMLHttpRequest();}//code for modern browsers}
else{xhttp = new ActiveXObject("Microsoft.XMLHTTP");}// code for IE6, IE5
xhttp.onprogress = update_progress;
xhttp.addEventListener("load", transfer_complete, false);
xhttp.addEventListener("error", transfer_failed, false);
xhttp.addEventListener("abort", transfer_canceled, false);
xhttp.onreadystatechange = function()
{
if (xhttp.readyState == 4 && xhttp.status == 200)
{
document.getElementById("demo").innerHTML = xhttp.responseText;
}
};
xhttp.open("GET", "http://it-tu.com/ajax_test.php", true);
xhttp.send();
}
</script>
</body>
</html>Copyright © 2021 Codeinu
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