struct LinkedHashMap(K, E, alias hashFunc = defaultHash128!(K), alias equal = "a == b", bool retainKeys = false, alias keyEqual = "a == b", bool ovrwrtBhvr = true)
@
nogc @
safe pure nothrow
static if(!retainKeys || keyEqual !is null)
static if(nogcIndexing)
E
opIndex
Returns the element with the given key, or E.init if key is not found.