Function proxy_wasm_experimental::hostcalls::get_map_value

pub fn get_map_value<K>(map_type: MapType, key: K) -> Result<Option<ByteString>> where
    K: AsRef<[u8]>, 

Returns value of a given key from a given map.

Examples

use proxy_wasm::hostcalls;
use proxy_wasm::types::MapType;

let value = hostcalls::get_map_value(MapType::HttpRequestHeaders, "authorization")?;