Implementation of deepCloneFilter with these features:
Remove undefined properties.
Convert functions into a string of "[Function]" with the function name if available.
Convert Date objects to their ISO string.
Convert RegExp objects to a string that mimics its expression pattern.
Discard any circular references.
Discard most built-in objects like Map, Set, Error, etc.
Implementation of deepCloneFilter with these features: Remove undefined properties. Convert functions into a string of "[Function]" with the function name if available. Convert Date objects to their ISO string. Convert RegExp objects to a string that mimics its expression pattern. Discard any circular references. Discard most built-in objects like Map, Set, Error, etc.