Rebol Programming/swap

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USAGE:[edit | edit source]

SWAP series1 series2 

DESCRIPTION:[edit | edit source]

Swaps elements of a series. (Modifies)

SWAP is a function value.

ARGUMENTS[edit | edit source]

  • series1 -- (Type: series)
  • series2 -- (Type: series)

SOURCE CODE[edit | edit source]

swap: func [
    "Swaps elements of a series. (Modifies)" 
    series1 [series!] 
    series2 [series!]
    unless any [empty? series1 empty? series2] [
        poke series1 1 also pick series2 1 poke series2 1 pick series1 1