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下面的代码存在问题。第二个按钮显示它不起作用。它没有打开任何东西。 问题是肯定显示..如果我改变它类，都不工作。 而且我会在每一行中喜欢的文字留下没有任何余量，但我不能固定在它的按钮id属性jquery html上的多个按钮
<!DOCTYPE html>
<html>
<body>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Cafeteria Orders Management System</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<link rel="stylesheet" href="/resources/demos/style.css">
<style>
label,
input {
display: block;
}
input.text {
margin-bottom: 12px;
width: 95%;
padding: .4em;
}
fieldset {
padding: 0;
border: 0;
margin-top: 25px;
}
td {
max-width: 120px;
white-space: nowrap;
}
h1 {
font-size: 1.2em;
margin: .6em 0;
}
div#users-contain {
width: 300px;
margin: 20px 0;
}
div#users-contain table {
margin: 1em 0;
border-collapse: collapse;
width: 100%;
}
div#users-contain table td,
div#users-contain table th {
border: 9px solid #eee;
padding: .6em 120px;
text-align: left;
}
.ui-dialog .ui-state-error {
padding: .3em;
}
.validateTips {
border: 1px solid transparent;
padding: 0.3em;
}
</style>
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<script>
$(function() {
var dialog, form,
// From http://www.whatwg.org/specs/web-apps/current-work/multipage/states-of-the-type-attribute.html#e-mail-state-%28type=email%29
emailRegex = /^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-][email protected][a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/,
name = $("#name"),
email = $("#email"),
password = $("#password"),
allFields = $([]).add(name).add(email).add(password),
tips = $(".validateTips");
function updateTips(t) {
tips
.text(t)
.addClass("ui-state-highlight");
setTimeout(function() {
tips.removeClass("ui-state-highlight", 1500);
}, 500);
}
function checkLength(o, n, min, max) {
if (o.val().length > max || o.val().length < min) {
o.addClass("ui-state-error");
updateTips("Length of " + n + " must be between " +
min + " and " + max + ".");
return false;
} else {
return true;
}
}
function checkRegexp(o, regexp, n) {
if (!(regexp.test(o.val()))) {
o.addClass("ui-state-error");
updateTips(n);
return false;
} else {
return true;
}
}
function addUser() {
var valid = true;
allFields.removeClass("ui-state-error");
valid = valid && checkLength(name, "username", 3, 16);
valid = valid && checkLength(email, "email", 6, 80);
valid = valid && checkLength(password, "password", 5, 16);
valid = valid && checkRegexp(name, /^[a-z]([0-9a-z_\s])+$/i, "Username may consist of a-z, 0-9, underscores, spaces and must begin with a letter.");
valid = valid && checkRegexp(email, emailRegex, "eg. [email protected]");
valid = valid && checkRegexp(password, /^([0-9a-zA-Z])+$/, "Password field only allow : a-z 0-9");
if (valid) {
$("#users tbody").append("<tr>" +
"<td>" + name.val() + "</td>" +
"<td>" + email.val() + "</td>" +
"<td>" + password.val() + "</td>" +
"</tr>");
dialog.dialog("close");
}
return valid;
}
dialog = $("#dialog-form").dialog({
autoOpen: false,
height: 400,
width: 350,
modal: true,
buttons: {
Ok: function() {
dialog.dialog("close");
}
},
close: function() {
form[0].reset();
allFields.removeClass("ui-state-error");
}
});
form = dialog.find("form").on("submit", function(event) {
event.preventDefault();
addUser();
});
$("#create-user").button().on("click", function() {
dialog.dialog("open");
});
});
</script>
</head>
<body>
<div id="dialog-form" title="Order Details">
<p class="validateTips">Spicy Sandwitch</p>
<p class="validateTips">More</p>
<form>
<fieldset>
<label for="name">More Comments</label>
<p class="validateTips">Sandwitch only lettuce</p>
<!-- Allow form submission with keyboard without duplicating the dialog button -->
<input type="submit" tabindex="-1" style="position:absolute; top:-1000px">
</fieldset>
</form>
</div>
<div id="users-contain" class="ui-widget">
<h1>Order List:</h1>
<table id="users" class="ui-widget ui-widget-content">
<thead>
<tr class="ui-widget-header ">
<th>Name/Surname</th>
<th>Address</th>
<th>Telephone</th>
<th>Time/Date</th>
<th>Order Details</th>
<th>Done</th>
</tr>
</thead>
<tbody>
<tr>
</td>
<td>John Doe</td>
<td>Lykavitou 12, 2109 Aglantzia</td>
<td>99123456</td>
<td>21:00 21/11/16</td>
<td>
<button id="create-user">Show</button>
</td>
<td align="center">
<input type="checkbox" class="case" name="case" value="1" />
</tr>
<tr>
</td>
<td>Andreas Georgiou</td>
<td>Grigori Auxentiou 12, 2109 Aglantzia</td>
<td>99654789</td>
<td>20:00 21/11/16</td>
<td>
<button id="create-user">Show</button>
</td>
<td align="center">
<input type="checkbox" class="case" name="case" value="1" />
</tr>
</tbody>
</table>
</div>
</body>
</html>
什么是所有'