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| -rw-r--r-- | guides/source/active_support_core_extensions.md | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md index 047999d4cf..e6475f2bb5 100644 --- a/guides/source/active_support_core_extensions.md +++ b/guides/source/active_support_core_extensions.md @@ -2193,6 +2193,16 @@ removed: NOTE: Defined in `active_support/core_ext/enumerable.rb`. +### `pluck` + +The method `pluck` returns an array based on the given key: + +```ruby +[{ name: "David" }, { name: "Rafael" }, { name: "Aaron" }].pluck(:name) # => ["David", "Rafael", "Aaron"] +``` + +NOTE: Defined in `active_support/core_ext/enumerable.rb`. + Extensions to `Array` --------------------- |