返回以前匹配项的子序列。

Returns the subsequence of the previous match.

youdao

替换字符串可能包含对在之前的匹配中捕获的子序列的引用。

The replacement string may contain references to subsequences captured during the previous match.

youdao

将自动序列化此根对象的所有子对象。

The object or root of the object graph to serialize.

youdao

将自动序列化此根对象的所有子对象。

The object or root of the object graph to serialize.

youdao