The DataTables Documentation has what you are looking for! The page.info() function will return a lot of different information about the ... ... <看更多>

You can write these options in a list in R, and datatable() will ... we center the 5th column in the table below, and customize the length menu: ... <看更多>

Are you extending the dataTables default? Better check that you are not disabling the pageLength and other related options. ... <看更多>

(1)Do not use datatables' default lengthMenu,write a html input and css it to fit to your page. (2)Bind the event maybe as:'keyup' to your input,invoke the ... ... <看更多>