"golang read text file" Code Answer's
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golang read text file
It depends on what you are trying to do.
file, err := os.Open("file.txt")
fmt.print(file)
The reason it outputs &{0xc082016240}, is because you are printing the pointer value of a file-descriptor (*os.File), not file-content. To obtain file-content, you may READ from a file-descriptor.
To read all file content(in bytes) to memory, ioutil.ReadAll
package main
import (
"fmt"
"io/ioutil"
"os"
"log"
)
func main() {
file, err := os.Open("file.txt")
if err != nil {
log.Fatal(err)
}
defer func() {
if err = f.Close(); err != nil {
log.Fatal(err)
}
}()
b, err := ioutil.ReadAll(file)
fmt.Print(b)
}
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