新闻 Underscore.js 1.9.0 发布，JavaScript 实用功能库 下载

Underscore.js 1.9.0 已发布，Underscore 是一个 JavaScript 工具库，提供了一整套函数式编程的实用功能，但是没有扩展任何 JavaScript 内置对象。

更新内容：

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  Adds the _.restArguments function for variadic function handling.
  
  
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  Adds the _.chunk function for chunking up an array.
  
  
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  Adds a _.isSymbol, _.isMap, _.isWeakMap, _.isSet and _.isWeakSet functions.
  
  
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  _.throttle and _.debounce return functions that now have a .cancel() method, which can be used to cancel any scheduled calls.
  
  
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  _.property now accepts arrays of keys and indexes as path specifiers, for looking up a deep properties of a value.
  
  
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  _.range now accepts negative ranges to generate descending arrays.
  
  
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  Adds support for several environments including: WebWorkers, browserify and ES6 imports.
  
  
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  The placeholder used for partial is now configurable by setting_.partial.placeholder.
  
  
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  _.bindAll now accepts arrays or arguments for keys.
  
  
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  Three years of performance improvements.
  

下载地址：

• 
  http://underscorejs.org/
  

Underscore.js 1.9.0 发布，JavaScript 实用功能库下载地址