摘要：
function debounce(fn,delay){ var time = null; return function(){ var context = this; var args = argument; clearTimeout(time); time = setTimeout(functi 阅读全文
摘要：
function pushHistory(){ var state = { title: "title", url: "#" } window.history.pushState(state, "title", "#"); } pushHistory(); function goBack(){ va 阅读全文