- Identifier
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An identifier is a name used to identify a variable or a function.
Identifiers start with letters A to Z (or a to z) followed by any number of letters, underscores, points and digits (0 to 9).
Identifiers can't include punctuation characters such as @, $, and %.
Identifiers are not case-sensitive.
- Keywords (alphabetically)
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- #INCLUDE
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Reserved for future use.
- #INCLUDE_ONCE
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Reserved for future use.
- #PRAGMA
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Reserved for future use.
- AND
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A logical operator.
- BREAK
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A part of the SWITCH statement.
- CASE
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A part of the SWITCH statement.
- CONTINUE
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A part of the FOR statement.
- DEFAULT
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A part of the SWITCH statement.
- DO
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Reserved for future use.
- ELSE
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A part of the IF statement.
- FALSE
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A logical constant.
- FOR
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A loop.
- FUNCTION
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A function definition.
- GLOBAL
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A global variable scope declaration.
- IF
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A conditional statement.
- IIF
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A conditional statement.
- INF
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Inf and -Inf are positive and negative “infinity” whereas NaN means “Not a Number”.
- LOCAL
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A local variable scope declaration.
- NA
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“Not Available” usually used for missing values.
- NaN
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“Not a Number”
- NOCACHE
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Reserved for future use.
- NOT
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A logical operator.
- NULL
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Denotes undefined values.
- OR
-
A logical operator.
- PROCEDURE
-
A definition of function which does not return any value.
- RETURN
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Returns a value from functions.
- SWITCH
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A control structure.
- TRUE
-
A logical constant.
- WHILE
-
Reserved for future use.
- Constants
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- Number
-
Integer: 100
Real number: 1.1 or 1.2e+3
- String
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“This is a string.”
- Logical
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TRUE (or 1), FALSE (or 0)
- Variables
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A variable is a storage location labelled by an identifier.
In Seetu, almost all variables are arrays of values associated with invisible date-time fields (bars).
- Comments
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- Block comments
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Block comments, start with /* and end with */, they may span across multiple lines.
- End-of-line comments
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End-of-line comments start with // and extend to the end of the current line./
