<html>
<body>
<FORM METHOD="GET" ACTION="http://maps.google.com/maps" NAME="f" onsubmit="return check()">
input place:<INPUT TYPE="text" NAME="q">
<INPUT TYPE="submit" VALUE="送出資料">
</FORM>
<script>
function check(){
var floatReg =/^\d+(\.\d+)?,\d+(\.\d+)?$/;
if(!floatReg.test(f.q.value)){
alert("It's not a correct format");
f.q.value="";
document.f.q.focus();
return false;
}
}
</script>
</html>
</body>
沒有留言:
張貼留言