Sqr function

Returns a Double specifying the square root of a number.

Syntax

Sqr ( number )

The required number argument is a Double or any valid numeric expression greater than or equal to zero.

Query example

Expression	Results
SELECT UnitPrice, sqr(UnitPrice) AS SqrUnitPrice FROM ProductSales;	Returns the values from "UnitPrice" and their square root in the column SqrUnitPrice.

VBA example

Note: Examples that follow demonstrate the use of this function in a Visual Basic for Applications (VBA) module. For more information about working with VBA, select Developer Reference in the drop-down list next to Search and enter one or more terms in the search box.

This example uses the Sqr function to calculate the square root of a number.

Dim MySqr
MySqr = Sqr(4)    ' Returns 2.
MySqr = Sqr(23)    ' Returns 4.79583152331272.
MySqr = Sqr(0)    ' Returns 0.
MySqr = Sqr(-4)    ' Generates a run-time error.