What does sqr mean in vb?

Visual Basic (VB for short) is a general object-based programming language developed by Microsoft. It is structured, modular, object-oriented, and includes assistance in development A visual programming language for environmental event-driven mechanisms.

In VB, sqr is the square root.

The Sqr function returns the square root of a number.

1. Syntax

Sqr(number)

2. Note: The number parameter cannot be a negative value.

The following example uses the Sqr function to calculate the square root of a value:

Dim MySqr
MySqr = Sqr(4)     ' 返回 2。
MySqr = Sqr(23)    ' 返回4.79583152331272。
MySqr = Sqr(0)     ' 返回0。
MySqr = Sqr(-4)    ' 产生实时错误。

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