forms of rails(bookmark)

http://www.amonline.cn/blog/article.asp?id=48

表单开始标签:
<!---->
Use :multipart => true to define a Mime-Multipart form (for file uploads)
表单结束标签:
<!---->

文本框 Text fields
<!---->
生成:

实例:

text_field "post", "title", "size" => 20
                size="20" value="#{@post.title}" />

隐藏框:
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密码框:
<!---->

文件框
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Rails Textarea框
<!---->
实例:
text_area "post", "body", "cols" => 20, "rows" => 40
   

单选框 Radio Buttons
<!---->
实例:
radio_button "post", "category", "rails"
radio_button "post", "category", "java"
    value="rails"
           checked="checked" />
    value="java" />

多选框 Check Box
<!---->
实例
check_box "post", "validated"   # post.validated? returns 1 or 0
               value="1" checked="checked" />
    value="0" />

check_box "puppy", "gooddog", {}, "yes", "no"
    value="yes" />
    value="no" />

<!---->

下拉菜单框 Select Menu
select  "post",        
        "person_id",   
        Person.find_all.collect {|p| [ p.name, p.id ] },
        { :include_blank => true }

        value="1" selected="selected">David    value="2">Sam    value="3">Tobias  

Collection Selection
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日期选择框:
<!---->
<!---->
实例:
date_select "post", "written_on"
date_select "user", "birthday", :start_year => 1910
date_select "user", "cc_date", :start_year => 2005,
                               :use_month_numbers => true,
                               :discard_day => true,
                               :order => [:year, :month]

datetime_select "post", "written_on"

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