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1、什么是npm呢
F:\studyNeed\testjs>npm install underscore
underscore@1.8.3 node_modules\underscore
var _ = require(‘underscore‘); _.each([1, 2, 3], function(num){ console.log("underscore.js says " + num); });
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原文地址:http://www.cnblogs.com/duhuo/p/4481251.html