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author | Francesco Rodriguez <lrodriguezsanc@gmail.com> | 2012-06-28 18:02:07 -0500 |
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committer | Francesco Rodriguez <lrodriguezsanc@gmail.com> | 2012-06-28 18:02:07 -0500 |
commit | debb3a178f9863d542feed037915c08dd6978089 (patch) | |
tree | 51c5dc00bad06ceae35a96c76479fcb2b4c40a64 /activerecord | |
parent | 456489f709cbf74fafd5428fc047b5ab90d906fc (diff) | |
download | rails-debb3a178f9863d542feed037915c08dd6978089.tar.gz rails-debb3a178f9863d542feed037915c08dd6978089.tar.bz2 rails-debb3a178f9863d542feed037915c08dd6978089.zip |
update AR::FinderMethods#exists?(false) example [ci skip]
Diffstat (limited to 'activerecord')
-rw-r--r-- | activerecord/lib/active_record/relation/finder_methods.rb | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index c91758265b..eb901727de 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -146,8 +146,8 @@ module ActiveRecord to_a end - # Returns true if a record exists in the table that matches the +id+ or - # conditions given, or false otherwise. The argument can take five forms: + # Returns +true+ if a record exists in the table that matches the +id+ or + # conditions given, or +false+ otherwise. The argument can take six forms: # # * Integer - Finds the record with this primary key. # * String - Finds the record with a primary key corresponding to this @@ -155,8 +155,9 @@ module ActiveRecord # * Array - Finds the record that matches these +find+-style conditions # (such as <tt>['color = ?', 'red']</tt>). # * Hash - Finds the record that matches these +find+-style conditions - # (such as <tt>{:color => 'red'}</tt>). - # * No args - Returns false if the table is empty, true otherwise. + # (such as <tt>{color: 'red'}</tt>). + # * +false+ - Returns always +false+. + # * No args - Returns +false+ if the table is empty, +true+ otherwise. # # For more information about specifying conditions as a Hash or Array, # see the Conditions section in the introduction to ActiveRecord::Base. @@ -168,7 +169,8 @@ module ActiveRecord # Person.exists?(5) # Person.exists?('5') # Person.exists?(['name LIKE ?', "%#{query}%"]) - # Person.exists?(:name => "David") + # Person.exists?(name: 'David') + # Person.exists?(false) # Person.exists? def exists?(id = false) id = id.id if ActiveRecord::Model === id |