function isIphoneX(){ ???return /iphone/gi.test(navigator.userAgent) && (screen.height == 812 && screen.width == 375)}
js判断是否是iphoneX机型
function isIphoneX(){ ???return /iphone/gi.test(navigator.userAgent) && (screen.height == 812 && screen.width == 375)}
js判断是否是iphoneX机型