从指定元素中删除一个或多个事件的事件处理程序。
eventer.off(elm, events, selector, callback)
Example: 累计 button 点击数,最多为 5 次,则移除点击事件。
<!DOCTYPE html> <html> <head> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.3/require.min.js"></script> <script> require.config({ baseUrl: "./", packages: [{ name: "skylark", location: "../../../src/skylark" }, ] }); </script> </head> <body> <p>clicked account: 0</p> <button>click me</button> <script> require(["skylark/query", "skylark/eventer"], function($, eventer) { var value = 0, btn = $("button")[0], clickMe = function() { value += 1; if (value > 5) return eventer.off(btn, "click", clickMe); $("p").html("button clicked account: " + value); }; eventer.on(btn, "click", clickMe); }); </script> </body> </html>