Environment Mapping from a symbol to an entryKeep all information about variables,functions and types.VarEntry,FuncEntry,TypeEntry in one envTable.java
Mapping from a symbol to an entry Keep all information about variables, functions and types. VarEntry, FuncEntry, TypeEntry in one env Table.java
Whatisanentry An entry keeps information about specificvariable/function/typeMust exists in some environment
An entry keeps information about specific variable/function/type Must exists in some environment