Returns true if an object was created by the Object constructor, or Object.create(null).
Returns true if the value is an object and not an array or null.
Takes any JavaScript data type or object as an input and returns a string describing the type of the input.
Typescript and javascript utilities. clone: deep copy the almost all js structures (plain objects, sets, maps, buffers, class instances etc.) with support circular/duplicate references and customizing; whatIsIt: typeof+instanceOf on steroids with support