<!DOCTYPE html> <meta charset=utf-8> <title>Table borders</title> <table border=0> <tr><td>Test </table> <table border=0foo> <tr><td>Test </table> <table border=0%> <tr><td>Test </table> <table border=+0> <tr><td>Test </table> <table border=+0foo> <tr><td>Test </table> <table border=+0%> <tr><td>Test </table> <table border=-0> <tr><td>Test </table> <table border=-0foo> <tr><td>Test </table> <table border=-0%> <tr><td>Test </table>