49 lines
775 B
Markdown
49 lines
775 B
Markdown
# RETRO Cross Reference
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Definitions
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-----------
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RETRO :name ;
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ANS : name ;
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Numbers
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-------
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RETRO #100 #-12
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ANS 100 -12
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Characters
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----------
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RETRO $A $D
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ANS CHAR A CHAR D
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RETRO :foo $A ;
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ANS : foo [CHAR] A ;
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Comments
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--------
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RETRO (This_is_a_comment)
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ANS ( This is a comment )
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Pointers
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--------
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RETRO &Compiler
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ANS ' Compiler
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RETRO :foo &Heap ;
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ANS : foo ['] Heap ;
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Conditionals
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------------
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RETRO (flag) [ 'TRUE ] if
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ANS ( flag ) IF s" TRUE" THEN
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RETRO (flag) [ 'FALSE ] -if
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ANS ( flag ) NOT IF s" FALSE" THEN
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RETRO (flag) [ 'TRUE ] [ 'FALSE ] choose
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ANS ( flag ) IF s" TRUE" ELSE s" FALSE" THEN
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RETRO conditionals can be used outside of definitions, ANS ones can not.
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