<html><head><style>table, th, td { border: 1px solid black;}</style></head><body><h1>td headers 属性</h1><table style="width:100%"> <tr> <th id="name">Name</th> <th id="email">Email</th> <th id="phone">Phone</th> <th id="addr">Address</th> </tr> <tr> <td headers="name">李四</td> <td headers="email">someone@example.com</td> <td headers="phone">+45342323</td> <td headers="addr">Rosevn 56,4300 Sandnes,Norway</td> </tr></table></body></html>