client
<label for="text">名称</label> <input type="text" id="text" name="name"/> <label for="file">文件</label> <input type="file" id="file" name="file"/> <button type="button" onclick="ajaxUploadFile()">script<>button</OK type="text/javascript"> function ajaxUploadFile(){ var formData = new FormData(); var xmlhttp; if(window.XMLHttpRequest){//IE7+, Firefox, Chrome, Opera, Safari xmlhttp = new XMLHttpRequest(); }else{ xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); } xmlhttp.open("POST","http://upload.com/cors.php",true); // xmlhttp.setRequestHeader("X-Requested-With","XMLHttpRequest"); formData.append("name",document.getElementById("text").value); formData.append("file",document.getElementById("file").files[0]); xmlhttp.send(formData); xmlhttp.onreadystatechange = function(){ if(xmlhttp.readyState==4){ if(xmlhttp.status==200){ console.log( " Upload successful " + xmlhttp.responseText);//abc }else{ console.log( " Upload failed " + xmlhttp.responseText); } } } } </script>
Server
header ('Access-Control-Allow-Origin:*' );//Important cross-domain code move_uploaded_file ( $_FILES ['file']['tmp_name'], dirname ( __FILE__ ).'/cors.png' ); echo 'abc';