del_min_assoc/4

Documentation
- Reference manual
  - The SWI-Prolog library
    - library(assoc): Association lists
      - Modifying association lists
        
        put_assoc/4
        
        del_assoc/4
        
        del_min_assoc/4
        
        del_max_assoc/4
- Packages

Availability::- use_module(library(assoc)).(can be autoloaded)

[semidet]del_min_assoc(+Assoc0, ?Key, ?Val, -Assoc)

True if Key-Value is in Assoc0 and Key is the smallest key. Assoc is Assoc0 with Key-Value removed. Warning: This will succeed with no bindings for Key or Val if Assoc0 is empty.