collapseos/blk/358
2020-08-30 20:15:55 -04:00

11 lines
311 B
Plaintext

( strings being sent to parse routines are always null
terminated )
: _pc ( a -- n f, parse character )
( apostrophe is ASCII 39 )
DUP 1+ C@ 39 = OVER 3 + C@ 39 = AND ( a f )
NOT IF 0 EXIT THEN ( a 0 )
( surrounded by apos, good, return )
2+ C@ 1 ( n 1 )
;