如何将UTF-8转换为Unicode

Question

I have some file with encoding utf-8 like this

están

and I want to convert it to something like this

\e\s\t\á\n

How can I make this conversion in bash ? I installed iconv but I did not managed to convert this

Answer 1

With Ruby you can have:

ruby -e "print File.read(ARGV.shift).unpack('U*').map{ |i| '\u' + i.to_s(16).upcase.rjust(4, '0') }.join" your_file

Or for strings:

ruby -e "puts ARGV.shift.unpack('U*').map{ |i| '\u' + i.to_s(16).upcase.rjust(4, '0') }.join" "your string"