Go

Bytes Are Not Characters in Go

GoStringsRunesintermediate

len counts bytes, not characters. Ranging over a string decodes UTF-8 and yields runes, so indices can jump by more than one.

expected output

6 5
0:g 1:ö

Why practise typing this

Typing strings code builds muscle memory for the symbols and indentation Go uses most, which prose-based typing tests never cover. DevType measures your words per minute and accuracy on this snippet and tracks the individual characters you mistype, so later lessons can target them.

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