試試這樣:
<?
if($upload){
$bb=stripslashes($bb);
//$aa_name:要上傳的文件名,好像是內定變量.
if(!file_exists("$aa_name"))
{
copy($bb,"$aa_name");
}
else
{
?>
<SCRIPT LANGUAGE="JavaScript">
<!--
alert("此文件名已存在,更改名字再來!請返回!");
//-->
</SCRIPT>
<?
}
}
?>
<form action="" method=post>
<input type="file" name="aa" class="unnamed1">
<input type=hidden name="bb">
<input type=submit name=upload>
</form>
<?
if($upload){
$bb=stripslashes($bb);
//$aa_name:要上傳的文件名,好像是內定變量.
if(!file_exists("$aa_name"))
{
copy($bb,"$aa_name");
}
else
{
?>
<SCRIPT LANGUAGE="JavaScript">
<!--
alert("此文件名已存在,更改名字再來!請返回!");
//-->
</SCRIPT>
<?
}
}
?>
<form action="" method=post>
<input type="file" name="aa" class="unnamed1">
<input type=hidden name="bb">
<input type=submit name=upload>
</form>
-----------------------------------
<SCRIPT LANGUAGE="JavaScript">
function fuzhi(){
document.chaing.bb.value=document.chaing.aa.value;
}
//-->
</SCRIPT><?
if($upload){
$bb=stripslashes($bb);
//$aa_name:要上傳的文件名,好像是內定變量.
if(!file_exists("$aa_name"))
{
copy($bb,"$aa_name");
}
else
{
?>
<SCRIPT LANGUAGE="JavaScript">
<!--
alert("此文件名已存在,更改名字再來!請返回!");
//-->
</SCRIPT>
<?
}
}
?>
<form action="" method=post name=chaing>
<input type="file" name="aa" class="unnamed1">
<input type=hidden name="bb">
<input type=submit name=upload onclick="fuzhi()">
</form>