Non-numeric Packages

Validates if a value is NaN.

Validates if a value is a NaN primitive.

A library that splits a string into an array containing all leading numeric digits as one value and the rest (non-numeric) of the string as the second value.

Test if a value is NaN.

Test if a value is an array-like object containing only NaN values.

Test if a double-precision floating-point numeric value is NaN.

Test if a single-precision floating-point numeric value is NaN.