Âíèìàíèå! Âû ïåðåíàïðàâëÿåòåñü íà äðóãîé ñàéò. Äëÿ ïåðåõîäà ùåëêíèòå ïî ññûëêå:
http://rent00.com/2018/12/27/html-dom-element-对象/