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authorDavid Heinemeier Hansson <david@loudthinking.com>2006-02-25 23:33:08 +0000
committerDavid Heinemeier Hansson <david@loudthinking.com>2006-02-25 23:33:08 +0000
commit5e99422d61cd690f24b10f540dafe218092283a3 (patch)
tree588c32efa3d76a3cd337d8a9f782d4a7c17e9aee /activerecord/lib/active_record/base.rb
parentc350291ae7f9f0014d25575a1f0f13070c0b1c0c (diff)
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Updated docs (closes #3799) [ruby@bobsilva.com]
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3651 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activerecord/lib/active_record/base.rb')
-rwxr-xr-xactiverecord/lib/active_record/base.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index dfa9bfab9d..ae15bc0c31 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -447,6 +447,16 @@ module ActiveRecord #:nodoc:
# Finds the record from the passed +id+, instantly saves it with the passed +attributes+ (if the validation permits it),
# and returns it. If the save fails under validations, the unsaved object is still returned.
+ #
+ # The arguments may also be given as arrays in which case the update method is called for each pair of +id+ and
+ # +attributes+ and an array of objects is returned.
+ #
+ # Example of updating one record:
+ # Person.update(15, {:user_name => 'Samuel', :group => 'expert'})
+ #
+ # Example of updating multiple records:
+ # people = { 1 => { "first_name" => "David" }, 2 => { "first_name" => "Jeremy"} }
+ # Person.update(people.keys, people.values)
def update(id, attributes)
if id.is_a?(Array)
idx = -1