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DEVELOPING COLDFUSION 9 APPLICATIONS
Requesting and Presenting Information
<html>
<head>
<title>Simple Data Form</title>
</head>
<body>
<h2>Simple Data Form</h2>
<!--- Form part. --->
<form action="datatest.cfm" method="Post">
<input type="hidden"
name="StartDate_cfformrequired"
value="You must enter a start date.">
<input type="hidden"
name="StartDate_cfformdate"
value="Enter a valid date as the start date.">
<input type="hidden"
name="Salary_cfformrequired"
value="You must enter a salary.">
<input type="hidden"
name="Salary_cfformfloat"
value="The salary must be a number.">
Start Date:
<input type="text"
name="StartDate" size="16"
maxlength="16"><br>
Salary:
<input type="text"
name="Salary"
size="10"
maxlength="10"><br>
<input type="reset"
name="ResetForm"
value="Clear Form">
<input type="submit"
name="SubmitForm"
value="Insert Data">
</form>
<br>
<!--- Action part. --->
<cfif isdefined("Form.StartDate")>
<cfoutput>
Start Date is: #DateFormat(Form.StartDate)#<br>
Salary is: #DollarFormat(Form.Salary)#
</cfoutput>
</cfif>
</html>
When the user submits this form, ColdFusion scans the form fields to find any validation rules. It then uses the rules
to analyze the user's input. If any of the input rules are violated, ColdFusion displays an error page with the error
message that you specified in the hidden field's
problem, and resubmit the form. ColdFusion does not accept form submission until the user enters the entire form
correctly.
attribute. The user must go back to the form, correct the
value
Last updated 8/5/2010
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