var u = navigator.userAgent, app = navigator.appVersion
var isIOS = !!u.match(/(i[^;]+;( U;)? CPU.+Mac OS X/); //ios终端
("textarea").blur(function(){
if (isIOS) {
blurAdjust()
}
});
});
// 解决苹果不回弹页面
function blurAdjust(e){
setTimeout(()=>{
if(document.activeElement.tagName == 'INPUT' || document.activeElement.tagName == 'TEXTAREA'){
return
}
let result = 'pc';
if(/(iPhone|iPad|iPod|iOS)/i.test(navigator.userAgent)) { //判断iPhone|iPad|iPod|iOS
result = 'ios'
}else if(/(Android)/i.test(navigator.userAgent)) { //判断Android
result = 'android'
}

    if( result = 'ios' ){
        document.activeElement.scrollIntoViewIfNeeded(true);
    }
},100)

}