Can javascript access a filesystem? [duplicate]
问题 This question already has an answer here: Local file access with JavaScript 12 answers I was pretty sure the answer was NO , and hence google gears, adobe AIR, etc. If I was right, then how does http://tiddlywiki.com work? It is persistent and written in javascript. It is also just a single HTML file that has no external (serverside) dependencies. WTF? Where/how does it store its state? 回答1: Tiddlywiki has several methods of saving data, depending on which browser is used. As you could see in