Sha256: b98ddf26ed8e128f2de5ed44ad3c07db92c9bacc6e45427e009e7c160e2415bc
Contents?: true
Size: 735 Bytes
Versions: 7
Compression:
Stored size: 735 Bytes
Contents
class String
unless method_defined?(:each_char) # 1.9
require 'strscan'
# Yields a single-character string for each character in the string.
# When $KCODE = 'UTF8', multi-byte characters are yielded appropriately.
#
# a = ''
# "HELLO".each_char{ |c| a << "#{c.downcase}" }
# a #=> 'hello'
#
def each_char # :yield:
scanner, char = StringScanner.new(self), /./mu
loop{ yield(scanner.scan(char) || break) }
end
#--
# Iterates through each character. This is a little faster than
# using #chars b/c it does not create the intermediate array...
#
# def each_char # :yield:
# size.times{ |i| yield(self[i,1]) }
# end
#++
end
end
Version data entries
7 entries across 6 versions & 1 rubygems