The wasSubWord function finds a sub-word by index within a sequence of token-delimited characters and returns it.

For example:

Say wasSubWord('Search/For/Me', 2, '/')

will output: For


/*    Copyright (C) 2015 Wizardry and Steamworks - License: GNU GPLv3    */
wasSubWord: procedure /* Returns a sub-word delimited by a token.        */
    Parse ARG String,Index,Token
    If Index = 0 Then Return ''
    Parse VAR String Head Interpret(Token) Tail
    If Index = 1 Then Return Head
Return wasSubWord(Tail,Index - 1,Token)

fuss/amiga/arexx/token_delimited_words/subword.txt ยท Last modified: 2022/04/19 09:28 (external edit)

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