lodash 3.9.0 发布，此版本更新内容如下： Added _.gt, _.gte, _.lt, & _.lte Added support for an ImmutableMap to _.memoize.Cache Avoided using require in source comments to improve browserify build times Ensured baseCreate works in ExtendScript Ensured customizer results are respected by _.isEqual Ensured LodashWrapper.prototype.thru exists before creating a wrapper in flow Ensured _.bind works with ES6 class constructors Ensured _.get can return null values Ensured _.intersection works with a single array Ensured _.has treats sparse arrays as dense Ensured _.merge skips undefined values if a destination value exists Made null sort behind undefined & NaN Made _.eq an alias of _.isEqual Optimized object comparisons in _.isEqual Optimized _.max & _.min when invoked with iteratees Optimized pullAt & remove Used hasOwnProperty for the creation of reIsNative to avoid issues with core-js 此版本现已提供下载：https://github.com/lodash/lodash/archive/3.9.0-npm.zip lodash 是一个 JavaScript 实用工具库，提供一致性，模块化，性能和配件等功能。 _.assign({ 'a': 1 }, { 'b': 2 }, { 'c': 3 }); // → { 'a': 1, 'b': 2, 'c': 3 } _.map([1, 2, 3], function(n) { return n * 3; }); // → [3, 6, 9] 当前支持 Chrome 39-40, Firefox 34-35, IE 6-11, Opera 25-26, Safari 5-8, io.js 1.0.4, Node.js 0.8.28 & 0.10.35, PhantomJS 1.9.8, RingoJS 0.11, & Rhino 1.7RC5。 lodash 3.9.0 发布，JavaScript 实用工具库下载地址
