0.9,th-th [Ad-Free]
: The server looks for a version in US English ( q=1.0 by default).
: Often written as q=0.9 , this is a Relative Quality Factor . It ranks user preferences on a scale from 0.0 to 1.0. A value of 0.9 indicates it is a secondary preference if a primary language (defaulting to q=1.0 ) is unavailable. 2. Practical Application: How Servers Use It 0.9,th-TH
: This identifies the language as Thai ( th ) and the region as ( TH ). : The server looks for a version in US English ( q=1
The string breaks down into two distinct parts defined by the HTTP/1.1 specification : 0.9,th-TH
The server analyzes this list to determine which version of a page to serve: