자바스크립트 - 유효성검사

 

<SCRIPT LANGUAGE="JavaScript">
<!--
function frmchk(frm)
{
if (!frm.subject.value)
{
alert("제목을 입력하세요.")
frm.subject.focus();
return false
}
else if (!frm.name.value)
{
alert("이름을 입력하세요.")
frm.name.focus();
return false
}
else if (!frm.email.value)
{
alert("이메일을 입력하세요.")
frm.email.focus();
return false
}
else if (!frm.content.value)
{
alert("내용을 입력하세요.")
frm.content.focus();
return false
}
else if (!frm.pwd.value)
{
alert("비밀번호를 입력하세요.")
frm.pwd.focus();
return false
}
}
//-->
</SCRIPT>

<form name="frm" method="post" action="write_ok.asp" onsubmit="return frmchk(this)" enctype="multipart/form-data">
<table align="center" border="1">
<tr>
<td>제목</td>
<td><input type="text" name="subject"></td>
</tr>
<tr>
<td>작성자</td>
<td><input type="text" name="name"></td>
</tr>
<tr>
<td>이메일</td>
<td><input type="text" name="email"></td>
</tr>
<tr>
<td>내용</td>
<td><textarea rows="10" cols="70" name="content"></textarea></td>
</tr>
<tr>
<td>파일</td>
<td><input type="file" name="file"></td>
</tr>
<tr>
<td>비밀번호</td>
<td><input type="password" size="12" name="pwd"></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="작성">&nbsp;&nbsp;<input type="reset" value="다시 작성"></td>
</tr>
<tr>
<td colspan = "2" align="right"><a href="list.asp">목록으로</a></td>
</table>
</form>