src/includes/classes/Core/Utils/Url.php
public function toApiCore(string $uri = '', string $scheme = ''): string
    {
        if ($this->App->Parent) { // Looking for the root core.
            return $this->App->Parent->Utils->©Url->toApiCore($uri, $scheme);
        }
        return $this->toApi($uri, $scheme);
    }
public function toApiCore(string $uri = '', string $scheme = ''): string
    {
        if ($this->App->Parent) { // Looking for the root core.
            return $this->App->Parent->Utils->©Url->toApiCore($uri, $scheme);
        }
        return $this->toApi($uri, $scheme);
    }
Build API core URL.

@since 17xxxx URL utilities.

@param string $uri    URI to append.
@param string $scheme Specific scheme?

@return string Output URL.