ExistInSlice checks whether a comparable element exists in a slice of the same type.

ExistInSliceWithRegex checks whether a string exists in a slice either by direct match, or by a regular expression (eg.

NonzeroUniques returns only the nonzero unique values from a slice.

SubtractSlice returns a new slice with only the "base" elements that don't exist in "subtract".

ToInterfaceSlice converts a generic slice to slice of interfaces.

ToUniqueStringSlice casts `value` to a slice of non-zero unique strings.