set [] of [ v] to [] :: #de3430 //create and/or set
reporter (get [] of [ v] :: #de3430) :: grey
predicate < hashtable [ v] contains key [thing] ? :: #de3430> :: grey
predicate < hashtable [ v] contains value [thing] ? :: #de3430> :: grey
remove [] from [ v] :: #de3430
set list [ v] to all keys of [ v] :: #de3430
reporter (length of hashtable [ v] :: #de3430) :: grey

WindOctahedron wrote:

(Removed - I didn't notice the “create and set”.)
Also, #de3430 will be the colour for hashtable blocks, if we won't find a better colour.