code: public function merge($ta): self
  	{
  		$this->_massageBlockInput($in);
  
  		$ret = clone $this;
  
  		foreach ($ta as $k => $v) {
  			if (is_int($k)) {
  				$ret[] = $v;
  			}
  			else {
  				$ret[$k] = $v;
  			}
  		}
  
  		return $ret;
  	}
docs: Merge input with clone of this and return new TypedArray.
  
  Similar to the function array_merge().
  
  @param Traversable|array $ta
  
  @return \Diskerror\Typed\TypedArray