Export all html tables to csv (sep=|)

export_html_table_to_csv.js

function exportTableToCSV(filename) {
    var csv = [];
    var rows = document.querySelectorAll('table tr');
    
    for (var i = 0; i < rows.length; i++) {
        var row = [], cols = rows[i].querySelectorAll('td, th');
        
        for (var j = 0; j < cols.length; j++) {
            var cellText = cols[j].textContent.trim();
            var link = cols[j].querySelector('a');
            
            if (link) {
                cellText += " (" + link.getAttribute('href') + ")";
            }
            
            row.push(cellText);
        }
        
        csv.push(row.join('|'));
    }
    
    // Download CSV file
    downloadCSV(csv.join('\n'), filename);
}

function downloadCSV(csv, filename) {
    var csvFile;
    var downloadLink;
    
    csvFile = new Blob([csv], {type: 'text/csv'});
    downloadLink = document.createElement('a');
    downloadLink.download = filename;
    downloadLink.href = window.URL.createObjectURL(csvFile);
    downloadLink.style.display = 'none';
    document.body.appendChild(downloadLink);
    
    downloadLink.click();
}

exportTableToCSV('filename.csv')