跳到主要内容

BESSELJ

Returns the Bessel function Jn(x).

Syntax

expression.BESSELJ(arg1, arg2);

expression - A variable that represents a ApiWorksheetFunction class.

Parameters

NameRequired/OptionalData typeDefaultDescription
arg1RequiredApiRange | ApiName | numberThe value at which to evaluate the function.
arg2RequiredApiRange | ApiName | numberThe order of the Bessel function.

Returns

number

Example

let worksheet = Api.GetActiveSheet();
let func = Api.GetWorksheetFunction();
worksheet.GetRange("A1").SetValue(func.BESSELJ(1.9, 2));