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Function std.algorithm.comparison.equal.equal

Compares two ranges for equality. The ranges may have different element types, as long as pred(r1.front, r2.front) evaluates to bool. Performs Ο(min(r1.length, r2.length)) evaluations of pred.

bool equal(Range1, Range2) (
  Range1 r1,
  Range2 r2
)
if (isInputRange!Range1 && isInputRange!Range2 && is(typeof(binaryFun!pred(r1.front, r2.front))));

Parameters

NameDescription
r1 The first range to be compared.
r2 The second range to be compared.

Returns

true if and only if the two ranges compare equal element for element, according to binary predicate pred.

Authors

Andrei Alexandrescu

License

Boost License 1.0.