function render(&$table, $value, $row, $column, $selected = false) {
$field_name = $table->getValueAt($row,$column)['control_id']; // Our text field names (and ids) are like x_y (row_column).
$field = new TextField($field_name);
function render(&$table, $value, $row, $column, $selected = false) {
$field_name = $table->getValueAt($row,$column)['control_id']; // Our text field names (and ids) are like x_y (row_column).
$field = new TextField($field_name);