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Fn::Join
The intrinsic function Fn::Join appends a set of values into a single value, separated
by the specified delimiter. If a delimiter is the empty string, the set of values are concatenated with no
delimiter.
Declaration
"Fn::Join" : [ "delimiter", [ comma-delimited list of
values ] ]
Parameters
- delimiter
The value you want to occur between fragments. The delimiter will occur between fragments only. It will not terminate the final value.
- listOfValues
The list of values you want combined.
Return Value
The combined string.
Example
"Fn::Join" : [ ":", [ "a", "b", "c" ] ]
This example returns: "a:b:c".
