IsSubset checks to see if `submap` is a subset of `m`.

IsSubsetOrValues checks to see if any of the values of `submap` are present in `a` where all keys exist`.

Keys returns a list of sorted keys.

KeysExist checks to verify if a set of keys exists within a map with string keys.

MapStringMapStringIntFuncExactMatch returns a match function that matches an exact vaule.

MapStringMapStringIntFuncIncludeAll returns match function that matches all values.

NumberValuesAverage returns a `float64` average of a map's values.

StringKeys takes a map where the keys are strings and reurns a slice of key names.

UniqueValues returns `true` if the number of unique values is the same as the number of keys.

ValuesSorted returns a string slice of sorted values.

MapStrAny represents a `map[string]any`.

MapStringInt represents a `map[string]int`.

MapStringMapStringInt represents a `map[string]map[string]int`.