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Joinbeforereadingbasicsyntaxcrystalsyntax

Joins the subtrings of an array of strings (x) and puts them together, optionally using a custom delimiter.

Join( x )
Join( x, y )

x	A string array containing the strings to join
y	A delimiter to insert between the substrings [OPTIONAL, default is " "]

String

join(["abc", "def", "ghi"])     // Returns the string "abc def ghi"
join(["abc", "def", "ghi"],"")  // Returns the string "abcdefghi"