Wait For Elements

given a selector waits for elements to be inserted into the DOM and executes a callback for each match

Tính đến 13-10-2014. Xem phiên bản mới nhất.

Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta // @require https://update.greasyfork.org/scripts/5679/21043/Wait%20For%20Elements.js

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

/**
* @param sel - the selector you want to wait for
* @param action - the callback that will be executed when element/s matching the given selector are found, it is passed the array of found elements
* @param stopLooking - if true the function will stop looking for more elements after the first match
*/
function waitForElems(sel, action, stopLooking) {
  var id = 'fke' + Math.floor(Math.random() * 12345);
  function findElem(sel) {
    var found = [].filter.call(document.querySelectorAll(sel), function(elem) {
      return elem.dataset[id] !== 'y';
    });
    if(found.length > 0) {
      found.forEach(function(elem) {
        elem.dataset[id] = 'y';
        action(elem);
      });
      if(stopLooking) {
        clearInterval(tick);
      }
    }
  }
  var tick = setInterval(findElem.bind(null, sel), 300);
  findElem(sel);
}