method

slice

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActiveSupport::Multibyte::Handlers::UTF8Handler

1.0.0
1.1.6
1.2.6 (0)
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2.2.1
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What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v2.1.0) is shown here.

These similar methods exist in v6.1.7.7:

slice(str, *args) public

Implements Unicode-aware slice with codepoints. Slicing on one point returns the codepoints for that character.

Show source

# File activesupport/lib/active_support/multibyte/handlers/utf8_handler.rb, line 247
      def slice(str, *args)
        if args.size > 2
          raise ArgumentError, "wrong number of arguments (#{args.size} for 1)" # Do as if we were native
        elsif (args.size == 2 && !(args.first.is_a?(Numeric) || args.first.is_a?(Regexp)))
          raise TypeError, "cannot convert #{args.first.class} into Integer" # Do as if we were native
        elsif (args.size == 2 && !args[1].is_a?(Numeric))
          raise TypeError, "cannot convert #{args[1].class} into Integer" # Do as if we were native
        elsif args[0].kind_of? Range
          cps = u_unpack(str).slice(*args)
          cps.nil? ? nil : cps.pack('U*')
        elsif args[0].kind_of? Regexp
          str.slice(*args)
        elsif args.size == 1 && args[0].kind_of?(Numeric)
          u_unpack(str)[args[0]]
        else
          u_unpack(str).slice(*args).pack('U*')
        end
      end

slice

Related methods

Method deprecated or moved

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