Api > HeaderCollection > Contains()
HeaderCollection.Contains(string key)⚓︎
Is the collection containing the given key (header name)?
Parameters:⚓︎
| Name | Type | Description |
|---|---|---|
| key | string | Key to check. |
Returns:⚓︎
| type | Description |
|---|---|
| boolean | True if there is a header with given name. |
Usage⚓︎
---@type HeaderCollection
local headercollection;
---@type string
local key;
local val0 = headercollection.Contains(key)