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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 169 | // PingBack |
| 170 | 'pingback.ping' => 'this:pingback_ping', |
| 171 | 'pingback.extensions.getPingbacks' => 'this:pingback_extensions_getPingbacks', |
| 172 | |
| 173 | 'demo.sayHello' => 'this:sayHello', |
| 174 | 'demo.addTwoNumbers' => 'this:addTwoNumbers' |
| 175 | ); |
| 176 | |
| 177 | $this->initialise_blog_option_info( ); |
| 178 | $this->methods = apply_filters('xmlrpc_methods', $this->methods); |
| 179 | $this->IXR_Server($this->methods); |
| 180 | } |
| 181 | |
| 182 | function sayHello($args) { |
| 183 | return 'Hello!'; |
| 184 | } |
| 185 | |
| 186 | function addTwoNumbers($args) { |
| 187 | $number1 = $args[0]; |