core-bundle/src/Resources/contao/classes/Versions.php
protected function implodeRecursive($var, $binary=false)
	{
		if (!\is_array($var))
		{
			return $binary ? StringUtil::binToUuid($var) : $var;
		}
		elseif (!\is_array(current($var)))
		{
			if ($binary)
			{
				$var = array_map(function ($v) { return $v ? StringUtil::binToUuid($v) : ''; }, $var);
			}

			return implode(', ', $var);
		}
		else
		{
			$buffer = '';

			foreach ($var as $k=>$v)
			{
				$buffer .= $k . ": " . $this->implodeRecursive($v) . "\n";
			}

			return trim($buffer);
		}
	}
protected function implodeRecursive($var, $binary=false)
	{
		if (!\is_array($var))
		{
			return $binary ? StringUtil::binToUuid($var) : $var;
		}
		elseif (!\is_array(current($var)))
		{
			if ($binary)
			{
				$var = array_map(function ($v) { return $v ? StringUtil::binToUuid($v) : ''; }, $var);
			}

			return implode(', ', $var);
		}
		else
		{
			$buffer = '';

			foreach ($var as $k=>$v)
			{
				$buffer .= $k . ": " . $this->implodeRecursive($v) . "\n";
			}

			return trim($buffer);
		}
	}
protected function implodeRecursive ( $ var , $ binary = false ) { if ( ! \ is_array ( $ var ) ) { return $ binary ? StringUtil :: binToUuid ( $ var ) : $ var ; } elseif ( ! \ is_array ( current ( $ var ) ) ) { if ( $ binary ) { $ var = array_map ( function ( $ v ) { return $ v ? StringUtil :: binToUuid ( $ v ) : '' ; } , $ var ) ; } return implode ( ', ' , $ var ) ; } else { $ buffer = '' ; foreach ( $ var as $ k => $ v ) { $ buffer .= $ k . ": " . $ this -> implodeRecursive ( $ v ) . "\n" ; } return trim ( $ buffer ) ; } }
Implode a multi-dimensional array recursively

@param mixed   $var
@param boolean $binary

@return string
Implode a multi - dimensional array recursively