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Function std.array.sameHead

Returns whether the fronts of lhs and rhs both refer to the same place in memory, making one of the arrays a slice of the other which starts at index 0.

bool sameHead(T) (
  in T[] lhs,
  in T[] rhs
) pure nothrow @safe;


lhs the first array to compare
rhs the second array to compare


true if lhs.ptr == rhs.ptr, false otherwise.


auto a = [1, 2, 3, 4, 5];
auto b = a[0 .. 2];



Andrei Alexandrescu and Jonathan M Davis


Boost License 1.0.