27 lines
553 B
Go
27 lines
553 B
Go
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package runes
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import (
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"fmt"
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"unicode/utf8"
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)
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func Runes() {
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s := "Hello, world!"
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fmt.Printf("%s has %d runes\n", s, utf8.RuneCountInString(s))
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s = "നമസ്കാരം"
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fmt.Printf("%s has %d runes\n", s, utf8.RuneCountInString(s))
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fmt.Printf("Iterating through %s:\n", s)
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for i, val := range s {
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fmt.Printf("%2d = %#U\n", i, val)
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}
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fmt.Printf("Decoding %s:\n", s)
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for i, w := 0, 0; i < len(s); i += w {
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value, width := utf8.DecodeRuneInString(s[i:])
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fmt.Printf("Decoded rune %#U of size %d\n", value, width)
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w = width
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}
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}
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