nested-obj-value.js

getNestedValue = (data, _key) => {
    let keys = ("data." + _key).split('.'),
      nested = keys[0];
    for (let i = 1; i < keys.length; i++) {
      if (eval(nested) == null) {
        nested = null;
        break;
      }
      nested += "." + keys[i];
    }
    if (nested) {
      return eval("data." + _key);
    }
    return data[_key]
  };