Questions tagged «class-attributes»

19
React Js有条件地应用类属性
我想有条件地显示和隐藏此按钮组,具体取决于从父组件传入的内容,如下所示: <TopicNav showBulkActions={this.__hasMultipleSelected} /> .... __hasMultipleSelected: function() { return false; //return true or false depending on data } .... var TopicNav = React.createClass({ render: function() { return ( <div className="row"> <div className="col-lg-6"> <div className="btn-group pull-right {this.props.showBulkActions ? 'show' : 'hidden'}"> <button type="button" className="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false"> Bulk Actions <span …

3
如何在Python中记录类属性?[关闭]
已关闭。这个问题是基于观点的。它当前不接受答案。 想改善这个问题吗?更新问题,以便通过编辑此帖子以事实和引用的形式回答。 2年前关闭。 改善这个问题 我正在编写一个轻量级的类,其属性旨在可公开访问,并且有时仅在特定的实例中被覆盖。就此而言,Python语言中没有为类属性或任何类型的属性创建文档字符串的规定。记录这些属性的预期方式和受支持方式是什么?目前,我正在做这种事情: class Albatross(object): """A bird with a flight speed exceeding that of an unladen swallow. Attributes: """ flight_speed = 691 __doc__ += """ flight_speed (691) The maximum speed that such a bird can attain. """ nesting_grounds = "Raymond Luxury-Yacht" __doc__ += """ nesting_grounds ("Raymond Luxury-Yacht") The …
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