$compile.directive.Attributes

1. - type in module ng

A shared object between directive compile / linking functions which contains normalized DOM element attributes. The values reflect current binding state {{ }}. The normalization is needed since all of these are treated as equivalent in Angular:

   <span ng:bind="a" ng-bind="a" data-ng-bind="a" x-ng-bind="a">

方法

• $addClass(classVal);

  Adds the CSS class value specified by the classVal parameter to the element. If animations are enabled then an animation will be triggered for the class addition.

  参数

  参数	类型	详述
  classVal	string	The className value that will be added to the element

• $removeClass(classVal);

  Removes the CSS class value specified by the classVal parameter from the element. If animations are enabled then an animation will be triggered for the class removal.

  参数

  参数	类型	详述
  classVal	string	The className value that will be removed from the element

• $updateClass(newClasses, oldClasses);

  Adds and removes the appropriate CSS class values to the element based on the difference between the new and old CSS class values (specified as newClasses and oldClasses).

  参数

  参数	类型	详述
  newClasses	string	The current CSS className value
  oldClasses	string	The former CSS className value

• $observe(key, fn);

  Observes an interpolated attribute.

  The observer function will be invoked once during the next $digest following compilation. The observer is then invoked whenever the interpolated value changes.

  参数

  参数	类型	详述
  key	string	Normalized key. (ie ngAttribute) .
  fn	function(interpolatedValue)	Function that will be called whenever the interpolated value of the attribute changes. See the Directives guide for more info.

  返回值

  function()

  Returns a deregistration function for this observer.

• $set(名称, value);

  Set DOM element attribute value.

  参数

  参数	类型	详述
  name	string	Normalized element attribute name of the property to modify. The name is reverse-translated using the $attr property to the original name.
  value	string	Value to set the attribute to. The value can be an interpolated string.

属性

• $attr