Data validation types

date

When validating on the server, allows any date/time format that returns true in the IsDate function, including a time value. When validating on the client, same as USdate.

USdate *

A U.S. date of the format mm/dd/yy, with 1- or 2-digit days and months, and 1-through 4-digit years. The separators can be slash (/), hyphen (-), or period (.) characters

eurodate *

A date of the format dd/mm/yy, with 1- or 2-digit days and months, and 1- through 4-digit years. The separators can be slash (/), hyphen (-), or period (.) characters.

time *

When validating on the server, allows any date/time format that returns True in the IsDate function, including a date value. When validating on the client, allows a time of format hh:mm[:ss] [A/PM].

float *

A number; allows integers. When validating form fields on the server, integer values are converted to real numbers.

numeric

A number; allows integers. When validating form fields on the server, integer values are unchanged.

integer *

An integer.

range *

A numeric range specified by a range attribute or max and min attributes.

boolean

A value that can be converted to a Boolean value: Yes, No, True, or False, (all case-independent), or a number.

telephone *

Standard U.S. telephone formats. Allows an initial 1 long-distance designator and up to 5-digit extensions, optionally starting with x.

zipcode *

U.S. 5- or 9-digit ZIP code format #####-####. The separator can be a hyphen (-) or a space.

creditcard *

Strips blanks and dashes; verifies number using mod10 algorithm. The number must have 13-16 digits.

ssn * or social_security_
number *

US. Social Security number format, ###-##-####. The separator can be a dash (-) or a space.

email *

A valid e-mail address of the form [email protected]. ColdFusion validates the format only; it does not check that entry is a valid active e-mail address.

URL *

A valid URL pattern; supports http, https, ftp file, mailto, and news URLs.

guid *

A unique identifier that follows the Microsoft/DCE format, xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx, where x is a hexadecimal number.

uuid *

A universally unique identifier (UUID) that follows the ColdFusion format, xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxxxxxx, where x is a hexadecimal number.

regex * or regular_expression *

Matches the value against a regular expression specified in a pattern attribute. Valid in HTML and XML format only; ignored in Flash format.

maxlength

Limits the input to a maximum number of characters specified by a maxlength attribute.

noblanks

Does not allow fields that consist only of blanks. ColdFusion uses this validation only if the required attribute is True.

SubmitOnce

Used only with cfform submit and image types; prevents the user from submitting the same form multiple times before until the next page loads, Use this attribute, for example, to prevent a user from submitting an order form a second time before getting the confirmation for the initial order, and thereby making a duplicate order, Valid in HTML and XML format only; ignored in Flash format.

any

Any type of value

array

An array of values

binary

A binary value

query

A query object

string

A string value or single character

struct

A structure

variableName *

A string formatted according to ColdFusion variable naming conventions.