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version 2.105.0

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Function std.algorithm.mutation.swapAt

Swaps two elements in-place of a range r, specified by their indices i1 and i2.

void swapAt(R) (
  auto ref R r,
  size_t i1,
  size_t i2
);

Parameters

NameDescription
r a range with swappable elements
i1 first index
i2 second index

Example

import std.algorithm.comparison : equal;
auto a = [1, 2, 3];
a.swapAt(1, 2);
assert(a.equal([1, 3, 2]));

Authors

Andrei Alexandrescu

License

Boost License 1.0.