assert( isIdentical(0.0, 0.0)); assert( isIdentical(1.0, 1.0)); assert( isIdentical(real.infinity, real.infinity)); assert( isIdentical(-real.infinity, -real.infinity)); assert(!isIdentical(0.0, -0.0)); assert(!isIdentical(real.nan, -real.nan)); assert(!isIdentical(real.infinity, -real.infinity));
Is the binary representation of x identical to y?