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????<meta?http-equiv="Content-Type"?content="text/html;?charset=gb18030">
????<title>Untitled?Document</title>
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2020-04-11
當數組內有重復類型的時候你的flag又加了一遍，你這適用于數組中都是不同類型的
2020-03-25
建議加一個數組的判斷 最后一個為啥是false我也不明白 只能歸結與它不是數組 望采納
2020-02-22
是不是要先判斷arr1和arr2是不是數組類型?