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-rw-r--r--activesupport/lib/active_support/core_ext/object/duplicable.rb7
-rw-r--r--guides/source/active_support_core_extensions.md10
2 files changed, 1 insertions, 16 deletions
diff --git a/activesupport/lib/active_support/core_ext/object/duplicable.rb b/activesupport/lib/active_support/core_ext/object/duplicable.rb
index ed0df42b0a..ea81df2bd8 100644
--- a/activesupport/lib/active_support/core_ext/object/duplicable.rb
+++ b/activesupport/lib/active_support/core_ext/object/duplicable.rb
@@ -107,13 +107,6 @@ class BigDecimal
# BigDecimals are duplicable:
#
# BigDecimal.new("1.2").duplicable? # => true
- #
- # In Ruby 2.4.0:
- #
- # BigDecimal.new("1.2").dup # => 0.12e1
- #
- # Whereas in Ruby 2.2 and 2.3:
- #
# BigDecimal.new("1.2").dup # => #<BigDecimal:...,'0.12E1',18(18)>
def duplicable?
true
diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md
index b9f096b82a..67bed4c8da 100644
--- a/guides/source/active_support_core_extensions.md
+++ b/guides/source/active_support_core_extensions.md
@@ -1980,15 +1980,7 @@ and that symbol specifiers are also supported:
BigDecimal.new(5.00, 6).to_s(:db) # => "5.0"
```
-Engineering notation is still supported.
-
-In Ruby 2.4:
-
-```ruby
-BigDecimal.new(5.00, 6).to_s("e") # => "0.5e1"
-```
-
-Whereas in Ruby 2.2 and 2.3:
+Engineering notation is still supported:
```ruby
BigDecimal.new(5.00, 6).to_s("e") # => "0.5E1"