Nginx location regular expression

Turn: https://www.jianshu.com/p/9fd2ea5b7d12

Location regular expression writing example:

1. Equal sign (=)

Perform the operation only if the rule matches exactly

location = /index {
    [ configuration A ]    
}

URL for a http://{domain_name}/indexwhile, will perform configuration operations.

2. The tilde (~)

Means performing regular matching, but case sensitive

location ~ /page/\d{1,2} {
    [ configuration B ]
}

URL for the http://{domain_name}/page/1match ending in the digits when 1-99 configuration to take effect.

3. Tilde and asterisk (~ *)

Means perform regular matching, but not case sensitive

location ~* /\.(jpg|jpeg|gif) {
    [ configuration C ]
}

The jpg、jpeg、gifconfiguration takes effect when all urls are matched .

4. Off character and tilde (^ ~)

Indicates common character matching, prefix matching is valid, and the configuration takes effect

location ^~ /images/ {
[ cofigurations D ]
}

URL is http://{domain_name}/images/1.gif, the configuration takes effect.

5.@

Define a location to handle internal redirection

location @error {
    proxy_pass http://error;
}

error_page 404 @error; 

The effective priority of each character

= > ^ ~ > ~ / ~ *
When there are multiple regular matches in (~ / ~ *) , select the configuration with the longest regular expression to execute.