Display or conceal the header row, In any part of the table, click, Select Design on the Ribbon under Table Tools, To show or hide the table headers, check the Header Row box in the Table Style Options group.
A header is extra data that is added to the beginning of a block of data that is being transported or stored in the world of information technology. In data transfer, the data that follows the header is referred to as the payload or body. Header creation must follow a clear and unambiguous definition or standard in order to support parsing. Header of email Header lines that contain data such as the sender, recipient, subject, sending time and date, as well as the sending and receiving timestamps of each intermediate and final mail transfer agent, are placed before the text. Similar headers are present in both HTTP headers and Usenet messages. The header data in an Internet data packet, such as the IP addresses of the sender and recipient.
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