http_public_host_url/2

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Predicate http_public_host_url/2

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Documentation
- Reference manual
- Packages
  - SWI-Prolog HTTP support
    - The HTTP server libraries
      - library(http/http_host): Obtain public server location
        
        http_public_url/2
        
        http_public_host_url/2
        
        http_public_host/4
        
        http_current_host/4

Availability::- use_module(library(http/http_host)).

Source

[det]http_public_host_url(+Request, -URL)

True when URL is the public URL at which this server can be contacted. This value is not easy to obtain. See http_public_host/4 for the hardest part: find the host and port.