A character is an abstract symbol in a text.  A sequence of [characters] is a [EIAS%|%string].



** See Also **

   [Characters, glyphs, code-points, and byte-sequences]:   The finer points of the terminology.


** Hexadecimal to Character **

Here is a routine to convert a hexadecimal number to the corresponding [Unicode] character


======
proc hextochar hex {
    if {![string is xdigit -strict $hex]} {
        error [list {input is not a hexidecimal string}]
    }
    if {[string length $hex] > 8} {
        error [list {hexadecimal string is too long}]
    }
    expr "\"\\U$hex\""
}
======


<<categories>> Word and Text Processing