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std.algorithm.setops.set_symmetric_difference - multiple declarations

Function setSymmetricDifference

Lazily computes the symmetric difference of r1 and r2, i.e. the elements that are present in exactly one of r1 and r2. The two ranges are assumed to be sorted by less, and the output is also sorted by less. The element types of the two ranges must have a common type.

If both arguments are ranges of L-values of the same type then SetSymmetricDifference will also be a range of L-values of that type.

Prototype

SetSymmetricDifference!(less,R1,R2) setSymmetricDifference(alias less, R1, R2)(
  R1 r1,
  R2 r2
);

Example

import std.algorithm.comparison : equal;

int[] a = [ 1, 2, 4, 5, 7, 9 ];
int[] b = [ 0, 1, 2, 4, 7, 8 ];
assert(equal(setSymmetricDifference(a, b), [0, 5, 8, 9][]));
static assert(isForwardRange!(typeof(setSymmetricDifference(a, b))));

Struct SetSymmetricDifference

Lazily computes the symmetric difference of r1 and r2, i.e. the elements that are present in exactly one of r1 and r2. The two ranges are assumed to be sorted by less, and the output is also sorted by less. The element types of the two ranges must have a common type.

If both arguments are ranges of L-values of the same type then SetSymmetricDifference will also be a range of L-values of that type.

Example

import std.algorithm.comparison : equal;

int[] a = [ 1, 2, 4, 5, 7, 9 ];
int[] b = [ 0, 1, 2, 4, 7, 8 ];
assert(equal(setSymmetricDifference(a, b), [0, 5, 8, 9][]));
static assert(isForwardRange!(typeof(setSymmetricDifference(a, b))));

Authors

Andrei Alexandrescu

License

Boost License 1.0.

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