Why does mysql_query have horizontal lines? Is there any difference between it and the one without horizontal lines?

Question

Why does yours have a horizontal line?

ZYJ · Answer

There are horizontal lines because this function will be eliminated and is not recommended.

It will be gradually replaced by mysqli_connect and pdo in the future.

等一分钟 · Answer

It proves that the function you are using is not officially approved for use, that is, it is a function that has been abandoned by the official. You can see it by moving your mouse over the function

轩某某 · Answer

This should be a style problem in your editor, right?

Besides, this line should be called strikethrough.

叶随雨落 · Answer

Does this horizontal line mean something different from the sentence without a horizontal line?

PHP中文网 · Answer

Horizontal line?

Why does mysql_query have horizontal lines? Is there any difference between it and the one without horizontal lines?

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