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| action | set key of | ||||
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Syntax
  set key of shelf-type? shelf-name indexer?
     to string-expression
This action sets the key of the selected item on the indicated shelf to the value of the string-expression. If the item was already keyed, then the previous key is deleted first.
It is an error to set the key of a nonexistent item.
| Related Syntax key | 
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