Golang convert string to float

Go convert float to a string

s := fmt.Sprintf("%f", 123.456) // s == "123.456000"

Golang convert string to float

const bitSize = 64 // Don't think about it to much. It's just 64 bits.
floatNum, err := strconv.ParseFloat("123.45", bitSize)
fmt.Println(fmt.Sprintf("%f", floatNum))

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