本文主要會談到-什麼是拉升（hoisting）？變數與函式的拉升有什麼不同？怎麼處理在script 標籤內宣告的全域變數？是否也有拉升的狀況？ ... <看更多>

JavaScript hoisting occurs during the creation phase of the execution context that moves the variable and function declarations to the top of the script. · The ... ... <看更多>

...why hoisting can only work on declaration, not initialization. It can work with initialization (and in fact, that var variable is ... ... <看更多>

this gist explains function hoisting in javascript - hoisting.js. ... this one is hoisted: typeof and function call work correctly. function foo() {. ... <看更多>