Display the source code in std/algorithm/mutation.d from which this page was generated on github.

If you spot a problem with this page, click here to create a Bugzilla issue.

Quickly fork, edit online, and submit a pull request for this page. Requires a signed-in GitHub account. This works well for small changes. If you'd like to make larger changes you may want to consider using local clone.

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

Name	Description
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.