How to join a slice of strings into a single string

Question

package main  import    fmt   strings     func main     reg         string   a   b   c   fmt Println strings Join reg           gives me an error of      prog go 10  cannot use reg  type  3 string  as type   string in argument to strings Join   Is there a more direct better way than looping and adding to a var

User · Answer

Use a slice  not an arrray  Just create it using  reg      string   a   b   c     An alternative would have been to convert your array to a slice when joining    fmt Println strings Join reg            Read the Go blog about the differences between slices and arrays

User · Answer

The title of your question is      How to join a slice of strings into a single string    but in fact  reg is not a slice  but a length-three array       string is just syntactic sugar for  in this case   3 string   To get an actual slice  you should write   reg      string   a   b   c      Try it out  https   play golang org p vqU5VtDilJ    Incidentally  if you ever really do need to join an array of strings into a single string  you can get a slice from the array by adding      like so   fmt Println strings Join reg              Try it out  https   play golang org p zy8KyC8OTuJ

User · Answer

This is still relevant in 2018   To String  import strings stringFiles    strings Join fileSlice            Back to Slice again  import strings fileSlice    strings Split stringFiles

[go] How to join a slice of strings into a single string?

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