USES:

  • Get is used to get data;
  • Post and PUT are used to transfer data.

Parameter length:

  • Get: Take the shortest IE limit (2083 characters)
  • Put, post: Tomcat defaults to 2MB (the maximum size for protocols and browsers is unlimited, but is limited by the server)

The content-type:

  • Get requests place parameters in the URL, so you don’t need to set content-Type
  • Put, post, etc
  • application/x-www-form-urlencoded
  • application/json
  • multipart/form-data
  • text/xml
  • Can check other MIME types of tables: www.w3school.com.cn/media/media…

Different operations on data:

  • The get: query
  • Post: the new
  • Put: modify