ceiling-entry ( key tree -- pair/f )
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Vocabulary
trees

Inputs and outputs
keya key
treea tree
pair/fa pair or f


Word description
Returns a key-value mapping associated with the least key greater than or equal to the given key, or f if there is no such key.

See also
lower-key, lower-entry, higher-key, higher-entry, floor-key, floor-entry, ceiling-key

Definition