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module REXML
module Encoding
# Convert from UTF-8
def to_us_ascii content
array_utf8 = content.unpack('U*')
array_enc = []
array_utf8.each do |num|
if num <= 0xFF
array_enc << num
else
# Numeric entity (&#nnnn;); shard by Stefan Scholl
array_enc.concat "&\##{num};".unpack('C*')
end
end
array_enc.pack('C*')
end
# Convert to UTF-8
def from_us_ascii(str)
str.unpack('C*').pack('U*')
end
end
end
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