40 lines
1.3 KiB
HTML
40 lines
1.3 KiB
HTML
<html>
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<body bgcolor="white">
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<script language="JavaScript">
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function execXMLHttpRequest()
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{
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var url = document.getElementById("url").value;
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var warningElement = document.getElementById("warning");
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if (url.indexOf(location.origin) != 0) {
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warningElement.innerHTML =
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'For cross-origin requests to succeed the server must return CORS headers:' +
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'<pre>Access-Control-Allow-Origin: ' + location.origin +
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'<br/>Access-Control-Allow-Header: My-Custom-Header</pre>';
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warningElement.style.display = 'block';
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} else {
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warningElement.style.display = 'none';
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}
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xhr = new XMLHttpRequest();
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xhr.open("GET", url, true);
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xhr.setRequestHeader('My-Custom-Header', 'Some Value');
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xhr.onload = function(e) {
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if (xhr.readyState === 4) {
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var value = "Status Code: "+xhr.status;
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if (xhr.status === 200)
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value += "\n\n"+xhr.responseText;
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document.getElementById('ta').value = value;
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}
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}
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xhr.send();
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}
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</script>
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<form>
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URL: <input type="text" id="url" value="https://tests/request">
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<br/><input type="button" onclick="execXMLHttpRequest();" value="Execute XMLHttpRequest">
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<br/><textarea rows="10" cols="40" id="ta"></textarea>
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</form>
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<div id="warning" style="display:none;font-weight:bold;"></div>
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</body>
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</html>
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