method

first

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first(limit = 1) public

Returns the first character of the string or the first limit characters.

Examples:

  "hello".first     # => "h"
  "hello".first(2)  # => "he"
  "hello".first(10) # => "hello"

Show source

# File activesupport/lib/active_support/core_ext/string/access.rb, line 41
    def first(limit = 1)
      if limit == 0
        ''
      elsif limit >= size
        self
      else
        mb_chars[0...limit].to_s
      end
    end

first

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