VBScript SqrFunction


VBScript 参考手册Complete VBScript Reference Manual

The Sqr function returns the square root of a number.

Note:The number parameter cannot be negative.

Syntax

Sqr(number)

Parameter Description
number Required. A valid numeric expression greater than 0.

Example

Example

<script type="text/vbscript">

document.write(Sqr(9) & "<br />")
document.write(Sqr(0) & "<br />")
document.write(Sqr(47))

</script>

The output of the above example is:

3
0
6.85565460040104

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