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    • has.js

    • ¶
      import _has from './_has.js';
      import toPath from './_toPath.js';
    • ¶

      Shortcut function for checking if an object has a given property directly on itself (in other words, not on a prototype). Unlike the internal has function, this public version can also traverse nested properties.

      export default function has(obj, path) {
        path = toPath(path);
        var length = path.length;
        for (var i = 0; i < length; i++) {
          var key = path[i];
          if (!_has(obj, key)) return false;
          obj = obj[key];
        }
        return !!length;
      }