Basic prototype.js common functions and their usage

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Basic prototype.js common functions and their usage_prototype

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May 16, 2016 pm 07:17 PM

prototype.js 常用函数 :
Element.toggle
   交替隐藏或显示
  Element.toggle(''div1'',''div2'')
Element.hide
   隐藏
  Element.hide(''div1'',''div2'')
Element.show
显示
  Element.show(''div1'',''div2'')
Element.remove
   删除
  Element.remove(''div1'',''div2'')
Element.getHeight
   取得高度
  Element.getHeight(''div1'')
Toggle.display
   和 Element.toggle 相同
  Toggle.display(''div1'',''div2'')
Insertion.Before
   在 DIV 前插入文字
  Insertion.Before(''div1'',''my content'')
Insertion.After
   在 DIV 后插入文字
  Insertion.After(''div1'',''my content'')
Insertion.Top
   在 DIV 里最前插入文字
  Insertion.Top(''div1'',''this is a text'')
Insertion.Bottom
   在 DIV 里最后插入文字
  Insertion.Bottom(''div1'',''this is a text'')
PeriodicalExecuter
   以给定频率调用一段 JavaScript
  PeridicalExecutor(test, 1)" 这里 test 是 Javascript 的函数 ,1 是频率 (1 秒 ).
$
   取得一个 DIV, 相当于 getElementById()
  $(''div1'')
Field.clear
   清空一个输入框
  Field.clear(''textfield1'')
Field.focus
把   焦点集中在输入框上
  Field.focus(''select1'')
Field.present
   判断内容是否为空
  alert(Field.present(''textfield1''))"
Field.select
   选择输入框的内容
  Field.select(''textfield1'')"
Field.activate
   把   焦点集中在输入框上并选择输入框的内容
  Field.activate(''textfield1'')"
Form.serialize
   把表格内容转化成 string
Form.getElements
   取得表格内容为数组形式
Form.disable
  disable 表格所有内容
  Form.disable(''form1'') ( 这个好象不 work)
Form.focusFirstElement
   把焦点集中在表格第一个元素上
  Form.focusFirstElement(''form1'')
Form.reset
  Reset 表格
Form.reset(''form1'')
Form.Element.getValue
   取得表格输入框的值
  Form.Element.getValue(''text1'')
Form.Element.serialize
    把表格中输入框内容转化成 string
  Form.Element.serialize(''text1'')
$F
   等同于 Form.Element.getValue()
  $F(''text1'')
Effect.Highlight
   高亮特效 .
  Effect.Highlight(''text1'')
Effect.Fade
   褪色特效
Effect.Scale
   放大缩小 ( 百分比）
Effect.Scale(''text1'', 200)
这里 200 = 200%, 即两倍
Effect.Squish
   消失特效．文字缩小后消失
  Effect.Squish(''text1'')
Effect.Puff
   消失特效．文字放大后消失
  Effect.Puff(''text1'')
Effect.Appear
   出现特效
Effect.ContentZoom
  ZOOM 特效．
Ajax.Request
   传送 Ajax 请求给服务器
  Ajax.Request(''http://server/s.php'')
Ajax.Updater
   传送 Ajax 请求给服务器并用答复的结果更新指定的 Container
  Ajax.Updater(''text1'',''http://server/s.php'')
==========================================
Basic usage: prototype.js assigns a Class to each main class, which is very convenient to use. To produce specific effects, just use new Class.function(). For example:

Click Me

Hello!

When you click Click Me, div2 will alternately hide or show. Note, you can add toggle Unlimited parameters, such as Element.toggle(''div2'',''div3'',''div4'',...)

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