type myString string
myString('\u65e5')   // "\u65e5" == "日" == "\xe6\x97\xa5"
</pre>

Note: This form of conversion may eventually be removed from the language.
The <a href="/pkg/cmd/vet"><code>go vet</code></a> tool flags certain
integer-to-string conversions as potential errors.
Library functions such as
<a href="/pkg/unicode/utf8#AppendRune"><code>utf8.AppendRune</code></a> or