Choose appropriate clone utility (Perl library)

 Clone::Choose checks several different modules which provides a clone()
 function and selects an appropriate one.
 .
 A clone() function is useful for creating copies of complex nested data
 structures.
 .
 The default preference is
 .
 Clone
 .
 Storable
 .
 Clone::PP
 .
 This list might evolve in future.