个回答

• yulongcs

  2018-06-14 13:43:27

  import classNames from 'classnames';

  <div className={classNames("class1", "class2")}></div>

  
  

  需要安装classnames包：npm install classnames --save 

  
  

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• Civo

  2018-03-26 00:12:33

  就是常规的写法，多个类名之间有空格：class="a b"  => className="a b"

  0