test

//js ajax 上传图片
var xhr = new XMLHttpRequest();    
xhr.open("get", "https://s3.pstatp.com/toutiao/resource/wenda/wenda_web/static/style/image/logo_97cede9.png", true);
xhr.responseType = "arraybuffer";
xhr.onload = function() {
    if (this.status == 200) {
    
        var blob = new Blob([this.response], {type:'image/png'});
        var formData = new FormData();
        formData.append('qid', 0);
        formData.append('ic_id', '');
        formData.append('upfile',blob,'test.png');
        formData.append('term','');

        $.ajax({
            url : 'https://wenda.toutiao.com/wenda/web/upload/photo/',
            type : 'POST',
            cache : false,
            data : formData,
            processData : false,
            contentType : false,
            success:function(){},
            error:function(){}
        });
    }
}
xhr.send();