<script>
jQuery.validator.addMethod("isUsername", function(value, element) {
return this.optional(element) || /\w+/.test(value);
}, "請輸入正確的用戶名");
$("#demo").validate({
"rules":{
"username":{
"required":true,
"isUsername":true,
"remote" :"index.php",
}
},
"messages":{
"username":{
"remote":"用戶名已經存在，請換壹個",
"isUsername":"用戶名格式錯誤",
}
}
})
</script>