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OnFocus, OnBlur 이용한 콤마 넣기, 없애기 본문

Developement/Web

OnFocus, OnBlur 이용한 콤마 넣기, 없애기

highheat 2006. 3. 29. 22:54
http://www.okjsp.pe.kr/bbs?act=VIEW&seq=26520&bbs=bbs4&keyfield=subject&keyword=js&pg=13

<html>
<head>

<script language="javascript">
<!--

function Reverse( Str )
{
var ret = "";

 for (var i = 0; i < Str.length; i++)
ret = Str.substr(i, 1) + ret;

 return ret;
}

function Add_Comma( TxtField )
{
var tmp = Reverse(TxtField.value);

    var Acc = "";

    if (tmp.indexOf(",") > -1) {
    return;
}

    for(var i = 0; i < tmp.length; i = i + 3) {

     Acc += tmp.substr(i, 3);
if (i + 3 < TxtField.value.length)
 Acc += ",";
}

    TxtField.value = Reverse(Acc);
return;
}


function Del_Comma( TxtField )
{
var tmp = TxtField.value;
while (tmp.indexOf(",") > -1)
tmp = tmp.replace(",", "");
TxtField.value = tmp;
return;
}
-->
</script>
</head>

<body>
<form>
<input type="text" onFocus='Del_Comma(this)' onBlur='Add_Comma(this)'>
</form>
</body>

</html>

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