gSheets to SQLite doesn't detect first row as column header

// https://morillasweb.com/index.php/2018/07/27/convert-google-sheet-to-sqlite/
// detect first row as column names if gSheet API doesn't

    $colNames = '';
    foreach ($table->cols as $aCol) {
        $colNames .= $aCol->label;
    }
    if ($colNames =='') {
        $firstRow = array_shift($table->rows);
        foreach ($table->cols as $key=>$aCol) {
            $colNames .= $aCol->label;
            $table->cols[$key]->label =  $firstRow->c[$key]->v;
        }
    }