github.com/hugorut/terraform@v1.1.3/website/docs/language/functions/concat.mdx (about) 1 --- 2 page_title: concat - Functions - Configuration Language 3 description: The concat function combines two or more lists into a single list. 4 --- 5 6 # `concat` Function 7 8 `concat` takes two or more lists and combines them into a single list. 9 10 ## Examples 11 12 ``` 13 > concat(["a", ""], ["b", "c"]) 14 [ 15 "a", 16 "", 17 "b", 18 "c", 19 ] 20 ```