The problem of importing html in eclipse

how to import another html? into html in eclipse
as shown below, header.html is the header html file. Since the header of each page is the same, I want to write the header in a html and import it in the form of code. How should I write it? Ask the Great God for advice

Mar.06,2021

  1. change to jsp use include or background template
  2. ajax request and then fill in html reference jq load
  3. iframe

https://www.cnblogs.com/jqmto.

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1ea624d-1db1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1ea624d-1db1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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