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row() to select rows columns() and column() to select

a DataTable: Select rows, columns and cells in a

SearchBuilder: new DataTable('#myTable', { searchBuilder: { columns: [1, 2, 3] }, layout:

or multiple rows and columns. If it is suitable,

handle data in these columns, with the exception of

you to specify specific columns, pre-set column order, etc.

or multiple rows and columns. If it is suitable,

they can add other columns), use the init orderFixed

or multiple rows and columns. If it is suitable,

available area by hiding columns (by default, from the

Maybe add a classname to those columns and use something like ":not(.my-classname)". Or use column numbers. If this doesn't help please build a test case showing an example of what you have so we can provide more specific ideas. Kevin

many tables and same columns thank you again Davide

You would use either columns, or columnDefs, not both. If you need to define all columns (perhaps because you're using ajax objects), then put all the config into columns, Colin

work. You have 5 columns defined. Do you have

Not a bug. DT requires the same number of columns in each row. Are you setting default content values in your DT columns initialisation?

and 'columndefs' for defining columns. How may I use

buttons should export all columns: 'copy', 'csv', 'excel', 'pdf'

Try removing columnDefs and just apply the config in columns. Something like this: columns: [ { "data": null, defaultContent: "", "targets": 'selectionCol', orderable: false, className: 'select-checkbox' }, { "data": "FIO" }, { "data": "FullPostNameRU" }, { "data": "depnameRU" } ], Kevin

Yep, the header class won't trickle down onto the column's cells. As silkspin said, columns.className is the way to go, Colin

initComplete callback. table.columns().visible(false); Using columns() without a column-selector will result in selecting