angular实现changeFile上传[方法三]

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view.html:

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<input type="file" custom-on-change="uploadFile">

controller.js:

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app.controller('myCtrl', function($scope){ $scope.uploadFile = function(event){ var files = event.target.files; }; });

directive.js:

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app.directive('customOnChange', function() {
  return {
    restrict: 'A',
    link: function (scope, element, attrs) {
      var onChangeHandler = scope.$eval(attrs.customOnChange);
      element.bind('change', onChangeHandler);
    }
  };
});

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参考出处