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How to convert golang bytes to m
- PHPzOriginal
- 2023-03-30 09:04:54847browse
In recent years, Golang has received more and more attention as an efficient, safe and reliable programming language. In the development of Golang, it is often necessary to convert bytes, such as converting bytes into MBytes. This article will introduce how to easily implement this operation in Golang.
Golang provides the bytes package, which contains many functions for manipulating bytes. Through the functions in the bytes package, we can easily convert bytes into MBytes. The following is the specific implementation method:
- Define variables
We need to define a variable to store the byte value input from the outside. In Go, the data type can only be specified at definition time, so a specific type needs to be provided. Here we use the int64 type.
var bytes int64
- Byte conversion
By using the functions in the bytes package, we can easily implement byte conversion. We will define a function that converts the input number of bytes into a number of MBytes.
func bytesToMBytes(bytes int64) float64 {
const mbyte = 1048576 // 1 MByte = 1048576 Bytes
return float64(bytes) / float64(mbyte)
}
- Result output
In order to check the result of the operation, we can output the result to the console by defining a main function.
func main() {
bytes = 268435456 // 256 MBytes
fmt.Printf("%d Bytes = %.2f MBytes\n", bytes, bytesToMBytes(bytes))
}
- Running results
When we execute the above code, the console will output the following results:
268435456 Bytes = 256 MBytes
Through the above steps, we successfully Byte values are converted into MBytes values. It is worth noting that we use the constant mbyte in the byte conversion function. In order to ensure the readability of the code, we usually declare constants at the beginning of the code or at the definition of global variables.
Summary
The conversion of bytes and MBytes is very simple in Golang. We only need to use the functions in the bytes package to easily achieve this operation. In the actual development process, more complex conversion operations can also be achieved by looking for appropriate functions in the bytes package. As long as you master the basic syntax of Golang, you can easily develop Golang.
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