Neos.Fusion/Classes/Core/Runtime.php
public function addCacheTag($key, $value)
    {
        if ($this->runtimeContentCache->getEnableContentCache() === false) {
            return;
        }
        $this->runtimeContentCache->addTag($key, $value);
    }
public function addCacheTag($key, $value)
    {
        if ($this->runtimeContentCache->getEnableContentCache() === false) {
            return;
        }
        $this->runtimeContentCache->addTag($key, $value);
    }
public function addCacheTag ( $ key , $ value ) { if ( $ this -> runtimeContentCache -> getEnableContentCache ( ) === false ) { return ; } $ this -> runtimeContentCache -> addTag ( $ key , $ value ) ; }
Add a tag to the current cache segment

During TS rendering the method can be used to add tag dynamicaly for the current cache segment.

@param string $key
@param string $value
@return void
@api
Add a tag to the current cache segment