How to empty a whole line in latex (simple and effective)

Sometimes we need to empty a line, especially when we are doing a beamer. However, it seems that latex can’t empty a whole line directly. Two consecutive “\ \” still only have the function of line feed

At present, the online version is “vSpace {*}”, which requires you to estimate the length of the space, which is very inconvenient

I found an easy way to do it

\\ \hspace*{\fill} \\

That is, line feed, fill with blank space, and then line feed, you can achieve the effect of leaving a whole line empty, this method does not need any adjustment of the environment, you can use it directly

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