View details and encodings for Unicode character U+228A Subset Of With Not Equal To, located in the Mathematical Operators block and Math Symbol category. This character was released in 1993 under Unicode version 1.1.
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⊊⊊U+228A;8842\00228A\u228A\x{228A}\u{228A}u'\u228A'E28A8A228A0000228A