nuxt3-gw/public/isMobile.js

;(function () {
  console.log('进来了')
  // 判断移动端
  var sUserAgent = navigator.userAgent.toLowerCase()
  if (
    /ipad|iphone|midp|rv:1.2.3.4|ucweb|android|windows ce|windows mobile/.test(
      sUserAgent
    )
  ) {
    //跳转移动端页面
    if (window.location.href.indexOf('mobile') < 0) {
      window.location.replace('/m_user') //跳转后没有后退功能
    }
  } else {
    // PC端
    console.log('pc')
  }
})()
(function(window){
  window.onresize=function(){
      rem();
  }
  function rem(){
      document.documentElement.style.fontSize = document.documentElement.clientWidth /7.2 + "px";
  }
  rem();
})(window);