javascript 입력된 문자 갯수세기
2009/07/03 17:12
<html>
<head>
<script>
function aaa(str, search) {
var cnt = 0;
for (var i = 0; i < str.length; i++) {
if (str.charAt(i) == search) cnt++;
}
alert(cnt);
return cnt;
}
</script>
</head>
<body>
문자열 : <input type=text id=txt_str><br>
찾을문자 : <input type=text id=txt_search size=1 maxlength=1><br>
<input type=button onclick="aaa(txt_str.value, txt_search.value)" value="찾기">
</body>
</html>
Trackback Address:http://non-sens.co.kr/blco/trackback/2