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fixed", out of six columns I have specified width

earlier, to match the columns below: [code] ... ... ... ... [/code] I

Thanks this was super helpful. The following configuration worked great for me: [code] "oTableTools": { "sSwfPath": "/lib/datatables/extras/TableTools/media/swf/copy_csv_xls_pdf.swf", "aButtons": [ "copy", "print", "xls", { "sExtends": 'pdf', "mColumns":[1,2,3,4] } ] }, [/code] Columns 0,5, and 6 are excluded from the PDF export

http://datatables.net/faqs#unknown_parameter Also see http://datatables.net/forums/discussion/12899/post-test-cases-when-asking-for-help-please-read . A test case would be needed to see what is going wrong. My guess is that there are 14 columns in the HTML. But without being able to see it, I really don;t know. Allan

an array of the columns you want sorting to

edit/update X amount of columns" This is important because

oLanguage": { "sSearch": "Search all columns:" } } ); $("tfoot input").keyup( function () { /* Filter

Does "fnSetColumnVis" deletes the columns? No it doesn't. However, you can't just dynamically add a column to a DataTables by manipulating the DOM as you are. See: http://datatables.net/faqs#append Allan

Just tell it what columns you want it to

There is an api at http://datatables.net/plug-ins/api That uses something like this for ( var i=0, iLen=oSettings.aoPreSearchCols.length ; i<iLen ; i++ ) { oSettings.aoPreSearchCols[i].sSearch = ""; } I'm wondering it that can be used to get all the columns