formdata上传文件

var formData = new FormData();

formData.append("appPlatform", $('input[name="optionsRadiosinline"]:checked').val())

    formData.append("appVersion", $.trim($('#ver').val()))

    formData.append("updateInfo", $('#rz').val())

    formData.append("apkFile", $('#inputfile')[0].files[0])

    console.log(formData.get('apkFile'))