{"id":2031,"date":"2020-04-17T17:41:09","date_gmt":"2020-04-17T17:41:09","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=2031"},"modified":"2020-04-17T17:41:21","modified_gmt":"2020-04-17T17:41:21","slug":"change-file-permissions-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/change-file-permissions-golang\/","title":{"rendered":"Change file permissions in Go (Golang)"},"content":{"rendered":"\n

os.Chmod() function can be used to change the permissions of an existing file. Below is the signature of the function<\/p>\n\n\n\n

func Chmod(name string, mode FileMode) error<\/code><\/pre>\n\n\n\n

Code<\/strong><\/p>\n\n\n\n

package main\n\nimport (\n    \"fmt\"\n    \"log\"\n    \"os\"\n)\n\nfunc main() {\n    \/\/ Create new file\n    new, err := os.Create(\"new.txt\")\n    if err != nil {\n        log.Fatal(err)\n    }\n    defer new.Close()\n\n    stats, err := os.Stat(\"new.txt\")\n    if err != nil {\n        log.Fatal(err)\n    }\n    fmt.Printf(\"Permission File Before: %s\\n\", stats.Mode())\n    err = os.Chmod(\"new.txt\", 0700)\n    if err != nil {\n        log.Fatal(err)\n    }\n\n    stats, err = os.Stat(\"new.txt\")\n    if err != nil {\n        log.Fatal(err)\n    }\n    fmt.Printf(\"Permission File After: %s\\n\", stats.Mode())\n}<\/code><\/pre>\n\n\n\n

Output:<\/strong><\/p>\n\n\n\n

Permission File Before: -rw-r--r--\nPermission File After: -rwx------<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"

os.Chmod() function can be used to change the permissions of an existing file. 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