Generic Function Collect-Keys (4 methods)

( collect-keys < container > &key < filter > < transform > )

Part of:

package metabang.cl-containers

Collects the keys of a container into a list.

The filter and transform arguments should be nil or
functions of one argument. If filter is non-nil, then the
list returned will contain only keys that return true. If
transform is non-nil, then it will be applied to each key
that passes the filter.

Method Summary

collect-keys < associative-container-mixin
collect-keys < hash-table > 
collect-keys < list > 
collect-keys < stable-associative-container