輸入編號(hào)

123456789

關(guān)閉回刪

//點(diǎn)擊DIV輸入框

var input_txt=document.querySelector(".input");

input_txt.addEventListener('click',function()

{

document.querySelector(".cursor-blink").style.display="inline-block";

document.querySelector(".footer").style.display="block";

},false);

//給每個(gè)數(shù)字，添加點(diǎn)擊事件

var b_num=document.querySelectorAll(".number>b");

var setNumber=document.querySelector(".setNumber");

for(var i=0;i

{

b_num[i].addEventListener('click',function()

{

var num=this.innerText;

document.querySelector(".cursor-blink").style.left="0px";

var txt=setNumber.innerHTML; //獲得DIV文本

if(isNaN(txt))

{

setNumber.innerHTML=""; //刪掉輸入編號(hào)文字

txt=""; //

}

setNumber.innerHTML=txt+""+num;

},false);

}

///

//回刪數(shù)字

var del=document.querySelector("#del");

del.addEventListener('click',function()

{

var setNumber=document.querySelector(".setNumber");

var txtnum=setNumber.innerText;

if(isNaN(txtnum))

{

return;

}

var news_num="";

for(var i=0;i

{

news_num+=""+txtnum[i];

}

setNumber.innerText=news_num;

if(news_num=="")

{

setNumber.innerText="輸入編號(hào)";

document.querySelector(".cursor-blink").style.left="-70px";

}

},false);

//關(guān)閉數(shù)字鍵盤

var close=document.querySelector("#close");

close.addEventListener('click',function()

{

document.querySelector(".cursor-blink").style.display="none";

document.querySelector(".footer").style.display="none";

},false);