website: clarify lookup [GH-531]

This commit is contained in:
Mitchell Hashimoto 2015-02-20 10:04:53 -08:00
parent ab414de0ab
commit 3093268106

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@ -73,7 +73,8 @@ The supported built-in functions are:
greater than one. Example: `join(",", aws_instance.foo.*.id)`
* `lookup(map, key)` - Performs a dynamic lookup into a mapping
variable.
variable. The `map` parameter should be another variable, such
as `var.amis`.
* `element(list, index)` - Returns a single element from a list
at the given index. If the index is greater than the number of