Atoi (string to int)
i, err := strconv.Atoi(“-42”)
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Itoa (int to string).
s := strconv.Itoa(-42)
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int64 to string
str:= strconv.FormatInt(int64(165), 10)
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uint64 to string
lastID := strconv.FormatUint(uint64(5656556666), 10)
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string to
uint64
catID, _ := strconv.ParseUint(“string”, 10, 64)
interface return to string
session.Get(key).(string)