User:GhostInTheMachine/SortSearchResults.js

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$('.mw-search-results').append(
  $('.mw-search-results').children().sort(
    function(a, b){
      let aa = a.className + "#" + $(a).find("a")[0].wikipage;
      let bb = b.className + "#" + $(b).find("a")[0].wikipage;
      if(aa < bb) {return -1;}
      if(aa > bb) {return 1;}
      return 0;
    }
  )
);