//兼容微信6.74 ios12版本var u = navigator.userAgent;var isiOS = !!u.match(/(i[^;]+;( U;)? CPU.+Mac OS X/);if(isiOS){ $("input,textarea,select").blur(function(){ setTimeout(() => { const scrollHeight = document.documentElement.scrollTop || document.body.scrollTop || 0; window.scrollTo(0, Math.max(scrollHeight - 1, 0)); }, 50); })}