instance method `upcase_first`

Ruby on Rails 7.1.6

Since v5.2.8.1

Available in: v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

upcase_first()

Converts the first character to uppercase.

'what a Lovely Day'.upcase_first # => "What a Lovely Day"
'w'.upcase_first                 # => "W"
''.upcase_first                  # => ""

See ActiveSupport::Inflector.upcase_first.

Source

# File activesupport/lib/active_support/core_ext/string/inflections.rb, line 273
  def upcase_first
    ActiveSupport::Inflector.upcase_first(self)
  end

Defined in activesupport/lib/active_support/core_ext/string/inflections.rb line 273 · View on GitHub · Improve this page · Find usages on GitHub

Defined in String

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