src/bundles/UI/E.php
public static function attr( $attr = array() ) {
		$buffer = " ";
		foreach( $attr as $key => $value ) {	
			$buffer .= $key.'="'.$value.'" ';
		}
	
		return substr( $buffer, 0, -1 );
	}
public static function attr( $attr = array() ) {
		$buffer = " ";
		foreach( $attr as $key => $value ) {	
			$buffer .= $key.'="'.$value.'" ';
		}
	
		return substr( $buffer, 0, -1 );
	}
public static function attr ( $ attr = array ( ) ) { $ buffer = " " ; foreach ( $ attr as $ key => $ value ) { $ buffer .= $ key . '="' . $ value . '" ' ; } return substr ( $ buffer , 0 , - 1 ) ; }
generates element attribute string

@param array 	$attr
generates element attribute string