Template:Hook:AfterRegistrarFunction
From WHMCS Documentation
Description
This page has moved to https://developers.whmcs.com/hooks/
Hook Type
Standard (What does this mean?)
Input Parameters
| Variable | Type | Notes | 
|---|---|---|
| params | Array | An array of parameters passed to the registrar function | 
| results | Array | An array of results returned from the registrar function call | 
| functionExists | Boolean | Does the function exist? | 
| functionSuccessful | Boolean | Was the function call successful? | 
Return Type
None
Example
add_hook(
    'AfterRegistrarGetContactDetails',
    1,
    function($vars)
    {
        if (
            $vars['functionExists']
            && !$vars['functionSuccessful']
        ) {
            //do something on function existing and failure
            $domain = $vars['params']['sld'] . '.' . $vars['params']['tld'];
        }
    }
);