Uncaught TypeError: Cannot read properties of undefined (reading ‘appendChild‘)
时间: 2023-11-12 07:57:40 浏览: 32
这个错误通常是因为尝试将一个元素附加到未定义的父元素上。可能是因为父元素的ID或类名拼写错误,或者在DOM中不存在该元素。请检查代码中的父元素是否正确定义并存在于DOM中。
相关问题:
1. 什么是DOM?
2. 如何避免出现Uncaught TypeError错误?
3. 什么是appendChild
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