文件上传时的处理
$scope.submit = function(){ var url = $scope._datalistmodel.impexp.imp; var t_file = new FormData(document.getElementById('upload_file'));//id是form表单的id $http({ headers : { 'content-type':undefined }, url : url, data : t_file, method : 'post', transformRequest:angular.identity }).then(function(d){ });};