original_string: function addLink($url, $x0, $y0, $x1, $y1)
      {
          $this->numObj++;
          $info = array('type' => 'link', 'url' => $url, 'rect' => array($x0, $y0, $x1, $y1));
          $this->o_annotation($this->numObj, 'new', $info);
      }
code: function addLink($url, $x0, $y0, $x1, $y1)
      {
          $this->numObj++;
          $info = array('type' => 'link', 'url' => $url, 'rect' => array($x0, $y0, $x1, $y1));
          $this->o_annotation($this->numObj, 'new', $info);
      }
code_tokens: function addLink ( $ url , $ x0 , $ y0 , $ x1 , $ y1 ) { $ this -> numObj ++ ; $ info = array ( 'type' => 'link' , 'url' => $ url , 'rect' => array ( $ x0 , $ y0 , $ x1 , $ y1 ) ) ; $ this -> o_annotation ( $ this -> numObj , 'new' , $ info ) ; }
docstring: add a link in the document to an external URL
  
  @param $url
  @param $x0
  @param $y0
  @param $x1
  @param $y1
docstring_tokens: add a link in the document to an external URL