dmd foreach loops throw exceptions on invalid UTF sequences, use replacementDchar instead

[Ali Çehreli]

On 11/5/21 5:38 AM, max haughton wrote:

 > I have never ever seen someone use a static array by mistake

Related, although safe, vector::at is almost never used because the more 
convenient (but unsafe) vector.operator[] exists:

   v[42]     // What Ali saw in the wild
   v.at(42)  // What Ali did not see as much in the wild

Ali