code: public function remove(string $token):void {
  		if(!$this->contains($token)) {
  			return;
  		}
  
  		$index = array_search($token, $this->tokenArray);
  
  		unset($this->tokenArray[$index]);
  		$this->untok();
  	}
docs: Removes $token from the underlying attribute value.
  @param string $token
  @return null