“xmlHttPrequest JS” Respostas de código

xmlHttPrequest JavaScript

let xhr = new XMLHttpRequest();
  xhr.onreadystatechange = function(){
    if(this.readyState === 4 && this.status === 200)
      {
        document.getElementById('response-div').innerHTML = this.responseText
      }
    }
	//get request with params
    xhr.open('GET', 'example?param1=true&param2=2');
  xhr.send();
});
Usher Godwin

Solicitação XML HTTP

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();
Code_Breaker

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();
Xenophobic Xenomorph

xmlHttPrequest JS

var url = "https://jsonplaceholder.typicode.com/posts";

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();
Anthony Smith

Progresso JavaScript da solicitação XML HTTP

<!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>
Light Loris

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