diff options
Diffstat (limited to 'railties')
| -rw-r--r-- | railties/guides/source/active_support_core_extensions.textile | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index 1df36137b4..39a87d9f64 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -1818,7 +1818,7 @@ h3. Extensions to +Float+ h4. +round+ -The built-in method +Float#round+ rounds a float to the nearest integer. Active Support adds an optional parameter to let you specify a precision: +The built-in method +Float#round+ rounds a float to the nearest integer. In Ruby 1.9 this method takes optional parameter to let you specify a precision. Active Support adds that functionality to +round+ in previous versions of Ruby: <ruby> Math::E.round(4) # => 2.7183 |