_.isNaN(value)

sourcenpm package

Checks if value is NaN.Note: This method is based on Number.isNaN and is not the same as global isNaN which returns true for undefined and other non-number values.

Since

0.1.0

Arguments

  • value (*): The value to check.

Returns

(boolean): Returns true if value is NaN, else false.

Example

  1. _.isNaN(NaN);
    // => true
     
    _.isNaN(new Number(NaN));
    // => true
     
    isNaN(undefined);
    // => true
     
    _.isNaN(undefined);
    // => false