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Changed the changelog and documentation about

the select method (tag select) forces :include_blank  if is required and no multiple and
display size is one
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1 parent 64af96b commit 2e9c7cd5f603dd27015cddb17c6ea328e9baa0d5 Angelo Capilleri committed May 13, 2012
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  1. +3 −0 actionpack/
  2. +2 −0 guides/source/form_helpers.textile
@@ -1,5 +1,8 @@
## Rails 4.0.0 (unreleased) ##
+* The `select` method (select tag) forces :include_blank if `required` is true and
+ `display size` is one and `multiple` is not true. *Angelo Capilleri*
* `respond_to` and `respond_with` now raise ActionController::UnknownFormat instead
of directly returning head 406. The exception is rescued and converted to 406
in the exception handling middleware. *Steven Soroka*
@@ -405,6 +405,8 @@ Whenever Rails sees that the internal value of an option being generated matches
TIP: The second argument to +options_for_select+ must be exactly equal to the desired internal value. In particular if the value is the integer 2 you cannot pass "2" to +options_for_select+ -- you must pass 2. Be aware of values extracted from the +params+ hash as they are all strings.
+WARNING: +:include_blank+ is forced true if the attributes +required+ is true, display +size+ is one and +multiple+ is not true.
h4. Select Boxes for Dealing with Models
In most cases form controls will be tied to a specific database model and as you might expect Rails provides helpers tailored for that purpose. Consistent with other form helpers, when dealing with models you drop the +_tag+ suffix from +select_tag+:

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