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GlobalObject.isNaN(Object) Method

Definition

Determines whether the specified number can be converted to a JScript number.

This API supports the product infrastructure and is not intended to be used directly from your code.

C#
[Microsoft.JScript.JSFunction((Microsoft.JScript.JSFunctionAttributeEnum) 0, Microsoft.JScript.JSBuiltin.Global_isNaN)]
public static bool isNaN(object num);
C#
[Microsoft.JScript.JSFunction(Microsoft.JScript.JSFunctionAttributeEnum.None, Microsoft.JScript.JSBuiltin.Global_isNaN)]
public static bool isNaN(object num);

Parameters

num
Object

The number to check.

Returns

true if num can be converted to a JScript number; otherwise, false.

Attributes

Applies to

Продукт Версії
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1