src/Markup.php
public function complexAttrib($name, $value, $delimiter = ' ', $check = false)
	{
		$this->attributes->setComplexAttrib($name, $value, $delimiter, $check);
		return $this;
	}
public function complexAttrib($name, $value, $delimiter = ' ', $check = false)
	{
		$this->attributes->setComplexAttrib($name, $value, $delimiter, $check);
		return $this;
	}
public function complexAttrib ( $ name , $ value , $ delimiter = ' ' , $ check = false ) { $ this -> attributes -> setComplexAttrib ( $ name , $ value , $ delimiter , $ check ) ; return $ this ; }
Sets or appends to a composable attribute.

@param  string   $name       Name of the attribute.
@param  mixed    $value      One or more (array) values.
@param  string   $delimiter  The boundary string.
@param  boolean  $check      Whether multiple entries shall be removed or not.
@return Xml
Sets or appends to a composable attribute .