Upload image using javascript

Question

I\'m trying to get image as Object of javascript on the client side to send it using jQuery

Answer 1

$('#imagess').change(function(){

        var total_images=$('#total_images').val();


        var candidateimage=document.getElementById('imagess').value;
        formdata = false;
        var demo=document.getElementById("imagess").files;

        if (window.FormData) {
           formdata = new FormData();
           }

          var i = 0, len = demo.length, img, reader, file;
         for ( ; i < len; i++ ) {
          file = demo[i];
          if (file.type.match(/image.*/)) {
           if (formdata) {
            formdata.append("images", file);

           }
          } 
         }


        $('#preview').html('Uploading...');
        var url=SITEURL+"users/image_upload/"+total_images;

        $.ajax({
            url: url,
            type: "POST",
            data: formdata,
            processData: false,
            contentType: false,
            success: function (res) {
                $('#preview').html('');
                if (res == "maxlimit") {
                    alert("You can't upload more than 4 images");
                }
                else if (res == "error") {
                    alert("Image can't upload please try again.")
                }
                else {
                    $('#user_images').append(res);


                }
            }
           });  


    });