If the domain name is always the same - why do you need a field for the
email address, just determine it dynamically whenever you're looking at the
user
"{#user.username}@whenever.com"
On Monday, November 16, 2015 at 5:10:13 AM UTC-8, Ruby-Forum.com User wrote:
>
> Hi
>
> I want to change the value of a field when another field is updated.
>
> Specifically, I want my e mail field to get it's data from the username,
> the domain always being the same, so username is say johndoe, e mail
> address will be [email protected] <javascript:>
>
> my fields look like this:
>
> <p><h3><label class="field" for="username">Username:</label></h3>
> <%= f.text_field :username, :style => "width: 250px" %></p>
>
> <p><h3><label class="field" for="email">Email Address:</label></h3>
> <%= f.text_field :email, :style => "width: 250px" %></p>
>
> Very much a beginner with JavaScript incidentally so be gentle
>
> Help is very much appreciated.
>
> --
> Posted via http://www.ruby-forum.com/.
>
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