utf8 iterator
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import unicode
iterator utf8(str: string): string =
var offset = 0
while offset < str.len:
let len = runeLenAt(str, offset)
yield str[offset.. (offset+len-1)]
offset += len
let text = "Öhm? 漢兩秦先"
for c in text.utf8:
write stdout, c & " "
Nim
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