--- | |
page_title: concat - Functions - Configuration Language | |
description: The concat function combines two or more lists into a single list. | |
--- | |
# `concat` Function | |
`concat` takes two or more lists and combines them into a single list. | |
## Examples | |
``` | |
> concat(["a", ""], ["b", "c"]) | |
[ | |
"a", | |
"", | |
"b", | |
"c", | |
] | |
``` |