如何创建临时文件并将内容放入其中？

node-temp网站上有一个完整的例子:

https://github.com/bruce/node-temp

var temp = require('temp');

// Automatically track and cleanup files at exit
temp.track();

var stream = temp.createWriteStream();
stream.write("Some data");

// Maybe do some other things
stream.end();