text - what is UTF-8, UTF-16, UTF-32?

What does UTF stand for?

The acronym UTF is short for Unicode Transformation Format.
UTF is a character encoding for the Unicode character set.
UTF-8 code points are variable-width: 1,2,3 or 4-bytes. The 1-byte code points are backwards compatible with ASCII.
UTF-16 code points are variable-width: 2-bytes or 4-bytes.
UTF-32 code points are fixed-width: 4-bytes.

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