uniapp judges whether it is currently a PC terminal or a mobile terminal

const userAgent = navigator.userAgent.toLowerCase();
if (/ipad|iphone|midp|rv:1.2.3.4|ucweb|android|windows ce|windows mobile/.test(userAgent)) {
	// 移动端
	console.log('移动端')
} else {
	// pc端
	console.log('PC端')
}