Answer to Question #272310 in Algorithms for Anu

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Answer to Question #272310 in Algorithms for Anu

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Programming & Computer Science>

Algorithms

Question #272310

Design a form for booking accommodation through a rental website (20 marks)

The form should have the following fields:

 Use Java script to validate all the fields.

Select

First Name

Last Name

email

Arrival Date

Departure Date

Country

Submit

Payment mode

Debit card Credit card

Reset

 Submit button should enter all the fields’ data to the database.

 Error message should be shown if a text field is left blank.

 Reset button resets all the fields to the blank.

 Design a check box for selecting a payment mode.

 Design a drop down list for selecting a country field.

Expert's answer

HTML Code of the Registration Form:

<!DOCTYPE html>
<html lang="en"><head>
<meta charset="utf-8">
<title>JavaScript Form Validation using a sample registration form</title>
<meta name="keywords" content="example, JavaScript Form Validation, Sample registration form" />
<meta name="description" content="This document is an example of JavaScript Form Validation using a sample registration form. " />
<link rel='stylesheet' href='js-form-validation.css' type='text/css' />
<script src="sample-registration-form-validation.js"></script>
</head>
<body onload="document.registration.userid.focus();">
<h1>Registration Form</h1>
Use tab keys to move from one input field to the next.
<form name='registration' onSubmit="return formValidation();">
<ul>
<li><label for="userid">User id:</label></li>
<li><input type="text" name="userid" size="12" /></li>
<li><label for="passid">Password:</label></li>
<li><input type="password" name="passid" size="12" /></li>
<li><label for="username">Name:</label></li>
<li><input type="text" name="username" size="50" /></li>
<li><label for="address">Address:</label></li>
<li><input type="text" name="address" size="50" /></li>
<li><label for="country">Country:</label></li>
<li><select name="country">
<option selected="" value="Default">(Please select a country)</option>
<option value="AF">Australia</option>
<option value="AL">Canada</option>
<option value="DZ">India</option>
<option value="AS">Russia</option>
<option value="AD">USA</option>
</select></li>
<li><label for="zip">ZIP Code:</label></li>
<li><input type="text" name="zip" /></li>
<li><label for="email">Email:</label></li>
<li><input type="text" name="email" size="50" /></li>
<li><label id="gender">Sex:</label></li>
<li><input type="radio" name="msex" value="Male" /><span>Male</span></li>
<li><input type="radio" name="fsex" value="Female" /><span>Female</span></li>
<li><label>Language:</label></li>
<li><input type="checkbox" name="en" value="en" checked /><span>English</span></li>
<li><input type="checkbox" name="nonen" value="noen" /><span>Non English</span></li>
<li><label for="desc">About:</label></li>
<li><textarea name="desc" id="desc"></textarea></li>
<li><input type="submit" name="submit" value="Submit" /></li>
</ul>
</form>
</body>
</html>

CSS Code of the Sample Registration Form:

h1 {
margin-left: 70px;
}
form li {
list-style: none;
margin-bottom: 5px;
}

form ul li label{
float: left;
clear: left;
width: 100px;
text-align: right;
margin-right: 10px;
font-family:Verdana, Arial, Helvetica, sans-serif;
font-size:14px;
}

form ul li input, select, span {
float: left;
margin-bottom: 10px;
}

form textarea {
float: left;
width: 350px;
height: 150px;
}

[type="submit"] {
clear: left;
margin: 20px 0 0 230px;
font-size:18px
}

p {
margin-left: 70px;
font-weight: bold;
}

JavaScript code for validation:

function formValidation()

{

var uid = document.registration.userid;

var passid = document.registration.passid;

var uname = document.registration.username;

var uadd = document.registration.address;

var ucountry = document.registration.country;

var uzip = document.registration.zip;

var uemail = document.registration.email;

var umsex = document.registration.msex;

var ufsex = document.registration.fsex; if(userid_validation(uid,5,12))

{

if(passid_validation(passid,7,12))

{

if(allLetter(uname))

{

if(alphanumeric(uadd))

{ 

if(countryselect(ucountry))

{

if(allnumeric(uzip))

{

if(ValidateEmail(uemail))

{

if(validsex(umsex,ufsex))

{

}

} 

}

} 

}

}

}

}

return false;

}

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