javascript - is there is any easy way to detect attr jquery -

i trying detect if element has attribute not specific . wanna know if there . , if there attr want remove themm , add new attributes . , if there not new attributes added only.

my codes are

if ($('.element').attr('style').length > 0) {     $(this).removeattr('style'); }  $('.element').css({     "top": (posy),     "left":(posx) }); 

but in console shows uncaught typeerror: cannot read property 'length' of undefined can 1 help?

try this,

if($('.element').attr('style') && $('.element').attr('style').length > 0){      $('.element').removeattr('style');  }      $('.element').css({     "top": (posy),     "left": (posx) });