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33 lines
565 B
Odin
33 lines
565 B
Odin
#import "fmt.odin"
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#import "utf8.odin"
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main :: proc() {
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MAX :: 64
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buf: [MAX]rune
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backing: [MAX]byte
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offset: int
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msg := "Hello"
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count := utf8.rune_count(msg)
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assert(count <= MAX)
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runes := buf[:count]
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offset = 0
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for i := 0; i < count; i++ {
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s := msg[offset:]
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r, len := utf8.decode_rune(s)
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runes[count-i-1] = r
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offset += len
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}
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offset = 0
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for i := 0; i < count; i++ {
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data, len := utf8.encode_rune(runes[i])
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copy(backing[offset:], data[:len])
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offset += len
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}
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reverse := backing[:offset] as string
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fmt.println(reverse) // olleH
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}
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