将光标置于 iframe 内容的末尾
我有一个 iframe，我想在其中使用 php 动态添加图像。 每个图像后面应该有一个换行符，以便添加的下一个图像添加到下一行中。添加换行符，但焦点始终保持在 iframe 内容的开头（它本应位于新添加的
I have an iframe in which I want to add images dynamically with php.
Each image should be followed by a line break and so that the next image added to be added in the following row. The line break is added but the focus stays always at the beginning of the iframe content (when it should have been at the end of the newly added <br> tag).
Is there a way to move the cursor to the end of the content of the iframe with Javascript which works with all browsers?
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设置scrollTop或调用scrollTo怎么样？
What about setting scrollTop or calling scrollTo?