emacs搜索整个矩形

Question

is it possible with emacs to search a specific region of text for example I have a csv file like this

Column1,Column2,Column3
11,11,11
11,22,3444
234,44,

and I want to search the content of the second column is it possible to do this with emacs?

Answer 1

您可以使用“ narrow-to-region来更改区域并在其中进行搜索，然后使用“ widen

Answer 2

You can use regular expression: CMs ^[^,]*,[^,]44[^,], to search for 44 in the second column.

See manual for help.