Legacy Documentation

The Mathematical ExplorerTM (2001)

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MapIndexed

  • MapIndexed[ f , expr ] applies f to the elements of expr, giving the part specification of each element as a second argument to f.
  • MapIndexed[ f , expr , levspec ] applies f to all parts of expr on levels specified by levspec.
  • Example: MapIndexed[f, a, b, c ] .
  • The default value for levelspec in MapIndexed is {1}.
  • Example: MapIndexed[f, a, b , c, d , Infinity] .
  • See The Mathematica Book on the web:Section 2.2.4.