operators

Operator is a special symbol, keyword, or construct that performs a specific action on data (operands) or operates independently without them. It represents the minimal autonomous unit of program code.

Quick Reference of Operators for Typical Actions

Arithmetic Operators

• Addition: +
• Subtraction: -
• Multiplication: *
• Division: /

Comparison Operators

• Equal: =
• Not Equal: != or <>
• String Mask Comparison: ==
• Less Than: <
• Greater Than: >
• Less Than or Equal: <=
• Greater Than or Equal: >=

Logical Operators

• Negation (Logical NOT): not
• Conjunction (Logical AND): && or and
• Disjunction (Logical OR): || or or

Precedence of Operations

Operators in descending order of precedence:

1. ( — Opening Grouping Parenthesis
2. ) — Closing Grouping Parenthesis
3. not — Negation (Logical NOT)
4. * — Multiplication
5. / — Division
6. + — Addition
7. - — Subtraction
8. < — Less Than
9. <= — Less Than or Equal
10. > — Greater Than
11. >= — Greater Than or Equal
12. = — Equal
13. == — String Mask Comparison
14. != — Not Equal
15. <> — Not Equal
16. && — Conjunction (Logical AND)
17. and — Conjunction (Logical AND)
18. || — Disjunction (Logical OR)
19. or — Disjunction (Logical OR)

Complete Reference of Operators with Details

-

!=

&&

( )

*

/

:[label]

[[ text {| label or actions }]]

||

+

<

<=

<>

=

==

>

>=

and

anykey {variable}

btn [label or actions], [text]

cls

clsb

end

else

forget_procs

goto [label]

if [condition] then [actions then] {else [actions else]}

image [file]

input [variable]

inv- {quantity,} [item]

inv+ {quantity,} [item]

invkill {item}

music [file]

not

or

p {text}

pause [number of milliseconds]

perkill

play [file]

pln {text}

print {text}

println {text}

proc [label]

quit

save

then

varkill