instance method
upcase_first
Ruby on Rails 7.0.10
Since v5.0.7.2Signature
upcase_first()Converts just the first character to uppercase.
'what a Lovely Day'.upcase_first # => "What a Lovely Day"
'w'.upcase_first # => "W"
''.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
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Defined in String