src/Eloquent/Typhoon/Extension/ExtensionLoader.php
public function isLoaded($className)
    {
        $this->typeCheck->isLoaded(func_get_args());

        return array_key_exists($className, $this->extensions);
    }
public function isLoaded($className)
    {
        $this->typeCheck->isLoaded(func_get_args());

        return array_key_exists($className, $this->extensions);
    }
public function isLoaded ( $ className ) { $ this -> typeCheck -> isLoaded ( func_get_args ( ) ) ; return array_key_exists ( $ className , $ this -> extensions ) ; }
@param string $className The name of the extension class.

@return boolean
@param string $className The name of the extension class .