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keys Function

keys takes a map and returns a list containing the keys from that map.

The keys are returned in lexicographical order, ensuring that the result will be identical as long as the keys in the map don't change.

Examples​

> keys({a=1, c=2, d=3})
[
  "a",
  "c",
  "d",
]
  • values returns a list of the values from a map.