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Comparative Expressions
Comparative Expressions

This section covers everything you need to know about using comparative expressions to compare two (string or number) concepts. It also gives you example knowledge maps so you can explore comparative expressions inside the Rainbird Studio.

Comparative expressions are functions that compare 2 variables or constants, and can be used to compare string or number type concepts. Comparative expression functions are built inside “expressions” when creating a rule, normally with the following formula: 

%VARIABLE_1 comparative_expression %VARIABLE_2

Click on a comparative expression below for more information:

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Comparative Expressions - Downloadable Model

Query and Results

When using the below RBLang, please run the query on the rule ‘has final advice’ for an example of a query which uses multiple comparative expressions.

less than or equal to / lte - Build Map

This article continues to build on the map started in the Build Comparative Expressions article.

Waiting advice

The ‘less than or equal to/lte‘ expression works the same as the less than expression, the only difference is that it... (More)

greater than or equal to / gte - Build Map

This article continues to build on the map started in the Build Comparative Expressions article.

The “greater than or equal to expression works the same as the “greater than“ expression, but includes the value we are... (More)

less than / is less / lt - Build Map

This article continues to build on the map started in the Build Comparative Expressions article.

Rainbird will also need to check if the child is tall enough to ride the roller coaster. It could be dangerous if LaMarcus doesn’t fit... (More)

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