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付智勇 / koa2_Sequelize_project

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  • koa2_Sequelize_project
  • node_modules
  • undefsafe
  • README.md
  • 项目初始化 · d7998a62
    d7998a62 浏览文件
    付智勇 authored 8 years ago
README.md 393 字节
原文件 审查 历史 永久链接

undefsafe

Simple function for retrieving deep object properties without getting "Cannot read property 'X' of undefined"

Usage

var object = {
  a: {
    b: {
      c: 1,
      d: [1,2,3],
      e: false
    }
  }
};

console.log(undefsafe(object, 'a.b.e') === false);

Demo: https://jsbin.com/eroqame/3/edit?js,console