github.com/Ilhicas/nomad@v1.0.4-0.20210304152020-e86851182bc3/website/content/docs/job-specification/hcl2/functions/string/join.mdx (about)

     1  ---
     2  layout: docs
     3  page_title: join - Functions - Configuration Language
     4  sidebar_title: join
     5  description: |-
     6    The join function produces a string by concatenating the elements of a list
     7    with a given delimiter.
     8  ---
     9  
    10  # `join` Function
    11  
    12  `join` produces a string by concatenating together all elements of a given
    13  list of strings with the given delimiter.
    14  
    15  ```hcl
    16  join(separator, list)
    17  ```
    18  
    19  ## Examples
    20  
    21  ```shell-session
    22  > join(", ", ["foo", "bar", "baz"])
    23  foo, bar, baz
    24  > join(", ", ["foo"])
    25  foo
    26  ```
    27  
    28  ## Related Functions
    29  
    30  - [`split`](/docs/job-specification/hcl2/functions/string/split) performs the opposite operation: producing a list
    31    by separating a single string using a given delimiter.