<html>
<html>
<head>
</head>
<body id="body">
<form METHOD="GET" action="http://maps.google.com/maps?q=" id="exampleForm" >
搜尋<input type="text" NAME="q" id="examplePass" />
<input type="submit" VALUE="送出"/>
</form>
</body>
<script>
document.getElementById("exampleForm").onsubmit = function(){
var passwordRegex =/^[-?\d][.\d]*,[-?\d][.\d]*$/;
if(!passwordRegex.test(document.getElementById("examplePass").value)){
console.log("Regex didn't match");
alert("error");
return false;
}
};
</script>
</html>
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