# Effect Core
由 jquery.ui.effect.js 提供的功能。除了下面列出的方法，jquery.ui.effect.js 还包括一些 [Easings](/easings/)。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides")
## .addClass()
当动画样式改变时，为匹配的元素集合内的每个元素添加指定的 Class。
## Color Animation
使用 .animate() 实现颜色动画效果。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Methods](http://www.css88.com/jquery-ui-api/category/methods/ "View all posts in Methods")
## .effect()
对一个元素应用动画特效。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides") | [Methods](http://www.css88.com/jquery-ui-api/category/methods/ "View all posts in Methods")
## .hide()
使用自定义效果来隐藏匹配的元素。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides")
## .removeClass()
当动画样式改变时，为匹配的元素集合内的每个元素移除指定的 Class。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides") | [Methods](http://www.css88.com/jquery-ui-api/category/methods/ "View all posts in Methods")
## .show()
使用自定义效果来显示匹配的元素。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects")
## .switchClass()
当动画样式改变时，为匹配的元素集合内的每个元素添加和移除指定的 Class。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides") | [Methods](http://www.css88.com/jquery-ui-api/category/methods/ "View all posts in Methods")
## .toggle()
使用自定义效果来显示或隐藏匹配的元素。
Also in: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") | [Method Overrides](http://www.css88.com/jquery-ui-api/category/overrides/ "View all posts in Method Overrides")
## .toggleClass()
当动画样式改变时，根据 Class 是否存在以及 switch 参数的值，为匹配的元素集合内的每个元素添加或移除一个或多个 Class。
- 索引
- Effects
- .addClass()
- Blind Effect
- Bounce Effect
- Clip Effect
- Color Animation
- Drop Effect
- Easings
- .effect()
- Explode Effect
- Fade Effect
- Fold Effect
- .hide()
- Highlight Effect
- Puff Effect
- Pulsate Effect
- .removeClass()
- Scale Effect
- Shake Effect
- .show()
- Size Effect
- Slide Effect
- .switchClass()
- .toggle()
- .toggleClass()
- Transfer Effect
- Effect Core
- .addClass()
- Color Animation
- .effect()
- .hide()
- .removeClass()
- .show()
- .switchClass()
- .toggle()
- .toggleClass()
- Interactions
- Draggable Widget
- Droppable Widget
- Mouse Interaction
- Resizable Widget
- Resizable Widget
- Selectable Widget
- Sortable Widget
- Method Overrides
- .addClass()
- .focus()
- .hide()
- .position()
- .removeClass()
- .show()
- .toggle()
- .toggleClass()
- Methods
- .disableSelection()
- .effect()
- .enableSelection()
- .focus()
- .hide()
- .position()
- .removeUniqueId()
- .scrollParent()
- .show()
- .toggle()
- .uniqueId()
- .zIndex()
- Selectors
- :data() Selector
- :focusable Selector
- :tabbable Selector
- Theming
- CSS 框架（CSS Framework）
- Icons
- Stacking Elements
- UI Core
- :data() Selector
- .disableSelection()
- .enableSelection()
- .focus()
- :focusable Selector
- .removeUniqueId()
- .scrollParent()
- :tabbable Selector
- .uniqueId()
- .zIndex()
- Utilities
- Easings
- Widget Factory
- Widget Plugin Bridge
- Mouse Interaction
- .position()
- Widgets
- Accordion Widget
- Autocomplete Widget
- Button Widget
- Datepicker Widget
- Dialog Widget
- Menu Widget
- Progressbar Widget
- Slider Widget
- Spinner Widget
- Tabs Widget
- Tooltip Widget