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AddTo

  • x += dx adds dx to x and returns the new value of x.
  • AddTo has the attribute HoldFirst.
  • x += dx is equivalent to x = x + dx.
  • See the Mathematica book: Section 2.4.4.
  • See also: Increment, PreIncrement, Set, PrependTo.

    Further Examples

    This initializes the variable i to the value 7, adds to it, checks its value, and clears it at the end.

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