Rails - Feb 2011 - Hello

what is the syntax for getting  the selected value in select_tag
for example : in model

  @customer = Customer.find(:all).map{ |i| i.name}
  redirect_to :action => ''show'',:name=>@customer

i given like this to get the value from database and for view

<%= select_tag (:name, options_for_select(@customer.each{ |name| puts
name })) %>

<p><label for="name">Name</label><br/>
<%= text_field ''customer'',''name''
%></p>

<p><label for="place">Place</label><br/>
<%=text_field
''customer'',''place''%></p>

<p><label for="balance">Balance</label><br/>
<%= text_field ''daily'',''balance''
%></p>

<p><label for="todays">Todays
Amount</label><br/>
<%= text_field ''customer'', ''todays''
%></p>
i have this code ...

how to solve this please reply me

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Hi selva,

If you want to set a default value for a select tag using the select_tag
helper, you cant.
Try using select instead,

<%= select :foo, :name, @customer.collect(&:name), {:selected => @
customer.last.name}, {:name => ''name'', :id =>
''name''} %>



On Thu, Feb 3, 2011 at 2:39 PM, selva raj
<ksraj.odc-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> what is the syntax for getting  the selected value in select_tag
> for example : in model
>
>  @customer = Customer.find(:all).map{ |i| i.name}
>  redirect_to :action => ''show'',:name=>@customer
>
> i given like this to get the value from database and for view
>
> <%= select_tag (:name, options_for_select(@customer.each{ |name| puts
> name })) %>
>
> <p><label for="name">Name</label><br/>
> <%= text_field ''customer'',''name''
%></p>
>
> <p><label for="place">Place</label><br/>
> <%=text_field
''customer'',''place''%></p>
>
> <p><label
for="balance">Balance</label><br/>
> <%= text_field ''daily'',''balance''
%></p>
>
> <p><label for="todays">Todays
Amount</label><br/>
> <%= text_field ''customer'', ''todays''
%></p>
> i have this code ...
>
> how to solve this please reply me
>
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