docs/reference/unary.md

   1 --------------------
   2
   3 ## unary
   4
   5 (Combinator)
   6
   7 Run a quoted program using exactly one stack value and leave the first item of the result on the stack.
   8
   9        ... x [P] unary
  10     ---------------------
  11            ... A
  12
  13 ### Definition
  14
  15     nullary popd
  16
  17 ### Discussion
  18
  19 Runs any other quoted function and returns its first result while
  20 consuming exactly one item from the stack.
  21
  22 ### Crosslinks
  23
  24 [binary](#binary)
  25 [nullary](#nullary)
  26 [ternary](#ternary)
  27