Improved support for strings                                                                                                    As with most things, RetroForth only provides a few words for   dealing with strings. This library adds numerous additional     words and tools                                                                                                                                                                                                                                                 loc:                                                              variable char                                                   : fix drop swap 1+ ;                                            : scan swap dup c@ char c@ =if r> fix ;; then 1+ swap 1+ ;      here ] char c! drop 0 repeat scan again ;                     ;loc alias $parse                                                                                                               n e                                                             | move string to adr, attach a 0 byte and return the            | address/length pair of the new string                         | ( adr n adr' -- adr' n+1 )                                    : str>csat swap 2dup >r >r move r> r> 2dup + 0 swap c! 1+ ;     | move string to pad and attach a 0 byte and leave              | address of pad                                                : str>cs ( adr n -- pad ) pad str>csat drop ;                   n e                                                             | convert c-string to forth string                              | ( adr --- adr n )                                             : cs>str dup repeat dup c@ 0 =if over - ;; then 1+ again ;      | replace the last char of a string with 0                      : str0 1- over + 0 swap c! ;                                                                                                                                                                                                                                                                                                                                                                                                            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