Difference: MicroSdBlocks (86 vs. 87)

conditional.fs

https://forth-standard.org/standard/tools

query not working in include! All the conditionals have to be on the same line.

[IF]      ( flag | flag "<spaces>name ..." -- )  If flag is true, do nothing. Otherwise parse and discard words from the parse area 
[ELSE]    ( "<spaces>name ..." -- )              Parse and discard words from the parse area
[THEN]    ( -- )                                 Does nothing. [THEN] is an immediate word. 
[ENDIF]   ( -- )                                 Does nothing. [ENDIF] is an immediate word. 
[IFDEF]   ( "<spaces>name ..." -- )              If the name can be found, do nothing. Otherwise parse and discard words from the parse area
[IFNDEF]  ( "<spaces>name ..." -- )              If the name can´t be found, do nothing. Otherwise parse and discard words from the parse area
[DEFINED] ( "<spaces>name ..." -- flag )         Return a true flag if name is the name of a word that can be found
[UNDEFINED] ( "<spaces>name ..." -- flag )       Return a false flag if name is the name of a word that can be found