public override Tuple <string, V> Next()
{
while (_entries.Count == 0 && _begin < c.Length)
{
_entries = _trie.PrefixMatchWithValue(c, _begin, c.Length, 0);
_begin++;
}
if (_entries.Count == 0 && _begin < c.Length) // 总觉得这是多余的
{
_entries = _trie.PrefixMatchWithValue(c, _begin, c.Length, 0);
_begin++;
}
if (_entries.Count == 0)
{
return(null);
}
var fst = _entries[0];
_entries.RemoveAt(0);
offset = _begin - 1;
return(fst);
}
public override Tuple <string, Pinyin[]> Next()
{
while (_begin < c.Length)
{
var list = _trie.PrefixMatchWithValue(c, _begin, c.Length, 0);
if (list.Count == 0)
{
++_begin;
}
else
{
var last = list[list.Count - 1];
offset = _begin;
_begin += last.Item1.Length;
return(last);
}
}
return(null);
}
/// <summary>
/// 获取下一个（最长）匹配词语
/// </summary>
/// <returns></returns>
public override Tuple <string, string> Next()
{
while (_begin < c.Length)
{
var list = _trie.PrefixMatchWithValue(c, _begin, c.Length, 0);
if (list.Count == 0)
{
++_begin;
}
else
{
var t = list.Last(); // 选取最长匹配
offset = _begin;
_begin += t.Item1.Length;
return(t);
}
}
return(null);
}
