<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Typ
// input框输入1位数字后自动跳到下一个input聚焦 function goNextInput(el){ var txts = document.querySelectorAll(el); for(var i = 0; i<txts.length;i++){ var t = txts[i]; t.index = i; t.setAttribute("readonly", true); t.onkeyup=function(){ this.value=this.value.