Read Write files in Go

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import "ioutil"

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config, error := ioutil.ReadFile("/etc/config")

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error := ioutil.WriteFile("/etc/config", config, 0644)

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// ioutil.ReadDir returns slice of os.FileInfo
files, error := ioutil.ReadDir("/home/akshay")

if error != nil {
    // Handle error
}

for _, file := range files {
    // file.Size()
    // file.Name()
    // file.IsDir()
}