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ANSI Common Lisp  18 Hash Tables 18.2 Dictionary of Hash Tables
- Syntax:
-
remhash
key hash-table
 generalized-boolean
- Arguments and Values:
-
key - an object.
hash-table - a hash table.
generalized-boolean - a generalized boolean.
- Description:
-
Removes the entry for key in hash-table, if any.
Returns true if there was such an entry, or false otherwise.
- Examples:
-
(setq table (make-hash-table)) #<HASH-TABLE EQL 0/120 32115666>
(setf (gethash 100 table) "C") "C"
(gethash 100 table) "C", true
(remhash 100 table) true
(gethash 100 table) NIL, false
(remhash 100 table) false
- Side Effects:
-
The hash-table is modified.
- Allegro CL Implementation Details:
-
None.
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