Custom string iterators

Methods
Public Class methods
append_features(base)

[ show source ]

    # File lib/active_support/core_ext/string/iterators.rb, line 8
 8:         def self.append_features(base)
 9:           super unless '1.9'.respond_to?(:each_char)
10:         end
Public Instance methods
each_char() {|scanner.scan(char || break)| ...}

Yields a single-character string for each character in the string. When $KCODE = ‘UTF8’, multi-byte characters are yielded appropriately.

[ show source ]

    # File lib/active_support/core_ext/string/iterators.rb, line 14
14:         def each_char
15:           scanner, char = StringScanner.new(self), /./mu
16:           loop { yield(scanner.scan(char) || break) }
17:         end