On Tuesday, 31 May 2016 at 19:20:19 UTC, Timon Gehr wrote:
The 'length' of a character is not one in all contexts. The following text takes six columns in my terminal: 日本語 123456
That's a property of your font and font rendering engine, not Unicode. (Also, it's probably not quite six columns; most fonts I've tested, 漢字 are rendered as something like 1.5 characters wide, assuming your terminal doesn't overlap them.)
-Wyatt
