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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                通過比較 dom 樹來判斷節點是否要更新,從而局部改變 dom 主要通過兩個方法: patchVnode 和 updateChildren 1. patchVnode 接收新舊兩個 節點,如果兩個節點一致,則沒有變化 2. 如果是文本節點不一致,就會調用 node.textContent去修改文本 3. 如果新節點有子節點,老節點沒有,就會調用createElement去添加 4. 如果新的沒有,老的有,就會刪除老節點上的子節點 5. 如果說都有子節點,就通過updateChildren方法比較子節點
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