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DAX Formulas Reference Guide | Logical Functions (DAX)

IF FUNCTION (DAX)
Checks if a condition provided as the first argument is met. Returns one value if the
condition is TRUE and returns another value if the condition is FALSE.

Syntax: IF(logical_test>,<value_if_true>,value_if_false)

Parameter Definition
logical_test Any value or expression that can be evaluated to TRUE or FALSE.

value_if_true The value that is returned if the logical test is TRUE. If omitted, TRUE is
returned.

value_if_false The value that is returned if the logical test is FALSE. If omitted, FALSE is
returned.

Return Value:
Any type of value that can be returned by an expression.

=IF([Calls]<200,”low”,IF([Calls]<300,”medium”,”high”))

IFERROR Function (DAX)
Evaluates an expression and returns a specified value if the expression returns an error;
otherwise returns the value of the express itself.

Syntax: IFERROR(value,value_if_error)

Parameter Definition
value Any value or expression.

value_if_error Any value or expression.

Return Value:
A scalar of the same type as value.

Example:
=IFERROR(25/0,9999)

SWITCH Function (DAX)
Evaluates an expression against a list of values and returns one of multiple possible
result expressions.

Syntax: SWITCH(<expression>,<value>,<result>[,<value>,<result>]…[,<else>])

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