row().child.isShown()

Since: DataTables 1.10

Check if the child rows of a parent row are visible.

Description

When working which child rows in DataTables, you may wish to know if a parent row's child rows are visible or not. This method provides exactly that ability, returning a boolean value indicating if the child rows are visible or not.

Type

function row().child.isShown()

Description:: Check if the child rows of a parent row are visible
Returns:: boolean

true if child rows are visible, false otherwise.

Example

Show / hide a row based on its current state, adding the row content as needed.:

var table = $('#example').DataTable();

$('#example tbody').on('click', 'td.details-control', function () {
	var tr = $(this).parents('tr');
	var row = table.row( tr );

	if ( row.child.isShown() ) {
		// This row is already open - close it
		row.child.hide();
		tr.removeClass('shown');
	}
	else {
		// Open this row (the format() function would return the data to be shown)
		row.child( format(row.data()) ).show();
		tr.addClass('shown');
	}
} );