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UI Text Box
typetip
Boolean conditions are evaluated from the left to the right. There is no order for the logical operators. Use parentheses to create hierarchy in your logical expressions.
Example: TRUE OR (TRUE AND FALSE) will evaluate (TRUE AND FALSE) first.

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AND

This function returns TRUE if all its arguments evaluate to TRUE; it returns FALSE if one or more arguments evaluate to FALSE.

Syntax

Code Block
argument1 AND argument2 [AND ...]
  • argument1 - The first boolean condition that you want to evaluate.
  • argument2 - The first boolean condition that you want to evaluate.
  • [AND …] - Additional boolean conditions that you want to evaluate.

Return type

  • boolean

Examples

  • TRUE AND TRUE results in TRUE
  • TRUE AND FALSE results in FALSE
  • TRUE AND ? (= UNKNOWN) results in UNKNOWN
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OR

This function returns TRUE if at least one of its arguments evaluates to TRUE; it returns FALSE if none of the arguments evaluate to TRUE.

Syntax

Code Block
argument1 OR argument2 [OR ...]

argument1 - The first boolean condition that you want to evaluate. argument2 - The first boolean condition that you want to evaluate. [OR …] - Additional boolean conditions that you want to evaluate.

Return type

  • boolean

Examples

  • TRUE OR TRUE results in TRUE
  • TRUE OR FALSE results in TRUE
  • TRUE OR ? (= UNKNOWN) results in TRUE
  • FALSE OR ? (= UNKNOWN) results in UNKNOWN
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TRUE

This is the boolean value TRUE.

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FALSE

This is the boolean value FALSE.

 

 

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NOT

This operator reverses the value of its boolean argument.

Syntax

Code Block
NOT argument
  • argument - The boolean condition of which you want to reverse its value.

Return type

  • boolean

Examples

  • NOT (TRUE) results in FALSE
  • NOT (TRUE AND FALSE) results in TRUE
  • NOT (? (= UNKNOWN)) results in UNKNOWN
  • NOT (NOT (TRUE)) results in TRUE

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