Join in JS

Description

Concatenates the string arguments to the calling string using a separator (JavaScript Join function Documentation).

Sample Source Pattern

Syntax

Array.join( separator )

Arguments

separator: Character to join.

Return Type

String.

Examples

Query

CREATE OR REPLACE FUNCTION join_strs(separator varchar, strings array)
  RETURNS string
  LANGUAGE JAVASCRIPT
AS
$$
  return STRINGS.join(SEPARATOR);
$$;
SELECT join_strs(' ',array_construct('Mariah','Carey')) NAME;

Result

        NAME|      
------------+
Mariah Carey|