bootstrap-select' in Rails & Bootstrap 4 requires 'Popper.js' · Issue #2141 · snapappointments/bootstrap-select · GitHub
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前端异常】解决前端引入Bootstrap的dropdowns 菜单时报错,Uncaught TypeError: Bootstrap's dropdowns require Popper.js_引入a-dropdown之后页面报object_No8g攻城狮的博客-CSDN博客
Bootstrap dropdown require Popper.js (https://popper.js.org) · Issue #23381 · twbs/bootstrap · GitHub
![jquery - Dropdown (Bootstrap 4 popper.js) links not working in when the site is converted to wordpress but works fine in the HTML version of the website - Stack Overflow jquery - Dropdown (Bootstrap 4 popper.js) links not working in when the site is converted to wordpress but works fine in the HTML version of the website - Stack Overflow](https://i.stack.imgur.com/nU92a.png)
jquery - Dropdown (Bootstrap 4 popper.js) links not working in when the site is converted to wordpress but works fine in the HTML version of the website - Stack Overflow
![jQuery : Still getting "Uncaught Error: Bootstrap dropdown require Popper.js" even after including - YouTube jQuery : Still getting "Uncaught Error: Bootstrap dropdown require Popper.js" even after including - YouTube](https://i.ytimg.com/vi/vsylcUiuXrU/mqdefault.jpg)
jQuery : Still getting "Uncaught Error: Bootstrap dropdown require Popper.js" even after including - YouTube
![javascript - Drop down in boot strap isn't working - Showing popper.js required in console - Stack Overflow javascript - Drop down in boot strap isn't working - Showing popper.js required in console - Stack Overflow](https://i.stack.imgur.com/gAgBf.png)