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eval (Function)

This extension evaluates a given string and return the output according to the user specified data type.


<INT|LONG|DOUBLE|FLOAT|STRING|BOOL> js:eval(<STRING> expression, <STRING> return.type)

Query Parameters

NameDescriptionDefault ValuePossible Data TypesOptionalDynamic
expressionAny single line js expression or function.STRINGNoYes
return.typeThe return type of the evaluated expression. Supported types are intlongfloatdoublebool

Example 1

@info(name = 'query1')
js:eval("700 > 800", 'bool')

In this example, the js:eval() function is used to evaluate the JavaScript expression 700 > 800 and return the result as a boolean. Since the expression 700 > 800 is false, the function returns false as the result.