YII2的layouts文件main.php中有一个$this->head()，这个东西引入了一个bootstrap.css，我想去掉，但是没找到这个东西在哪儿！
简单点说，就是我不想用bootstrap。。。
回复内容：
YII2的layouts文件main.php中有一个$this->head()，这个东西引入了一个bootstrap.css，我想去掉，但是没找到这个东西在哪儿！
简单点说，就是我不想用bootstrap。。。
找到问题了，是用了bootstrap的小部件，小部件会加在他需要的asset。
题主你在main.php中会发现有这样一句代码：AppAsset::register($this);，把它删掉或者注释掉，网页就不会引入bootstrap.css样式文件了
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