cfsetting

 

Description

Controls aspects of page processing, such as the output of HTML code in pages. The cfsetting tag can also be used in script style.

Category

Syntax

<cfsetting
enableCFoutputOnly = "yes|no"
requestTimeOut = "value in seconds"
showDebugOutput = "yes|no" >
<cfsetting enableCFoutputOnly = "yes|no" requestTimeOut = "value in seconds" showDebugOutput = "yes|no" >
<cfsetting 
enableCFoutputOnly = "yes|no" 
requestTimeOut = "value in seconds"
showDebugOutput = "yes|no" >

Script style syntax for cfsetting:

setting enablecfoutputonly="true" requesttimeout="0" showdebugoutput="yes";
setting enablecfoutputonly="true" requesttimeout="0" showdebugoutput="yes";
setting enablecfoutputonly="true" requesttimeout="0" showdebugoutput="yes";
Note:

You can specify this tag's attributes in an attributeCollection attribute whose value is a structure. Specify the structure name in the attributeCollection attribute and use the tag's attribute names as structure keys.

See also

cfcachecfflushcfheadercfhtmlheadcfincludecfprocessingdirectivecfsilentControlling debugging output with the cfsetting tag in the Developing ColdFusion Applications

History

ColdFusion MX 6.1: Changed behavior: if the tag has a body, ColdFusion executes its contents.

ColdFusion MX:

  • Added the requestTimeOut attribute.
  • The catchExceptionsByPattern attribute is obsolete. It does not work, and causes an error, in releases later than ColdFusion 5.
  • Changed exception handling: the structured exception manager searches for the best-fit cfcatch handler. (In earlier releases, an exception was handled by the first cfcatch block that could handle an exception of its type.)

Attributes

Attribute

Req/Opt

Default

Description

enableCFoutputOnly

Optional

 

  • yes: blocks output of HTML that is outside cfoutput tags.
  • no: displays HTML that is outside cfoutput tags.

requestTimeout

Optional

 

  • integer; number of seconds. Time limit, after which ColdFusion processes the page as an unresponsive thread. Overrides the time-out set in the ColdFusion Administrator.
    If you specify 0 as the value, timeout is disabled for the request.

showDebugOutput

Optional

yes

  • yes: if debugging is enabled in the Administrator, displays debugging information.
  • no: suppresses debugging information that would otherwise display at the end of the generated page.

Usage

The cfsetting requestTimeout attribute replaces the use of requestTimeOut within a URL. To enforce a page time-out, detect the URL variable and use code such as the following to change the page time-out:

<cfsetting RequestTimeout = "#URL.RequestTimeout#">
<cfsetting RequestTimeout = "#URL.RequestTimeout#">
<cfsetting RequestTimeout = "#URL.RequestTimeout#">

You can use this tag to manage whitespace in ColdFusion output pages. If you nest cfsetting tags: to make HTML output visible, match each enableCFoutputOnly = "Yes" statement with an enableCFoutputOnly = "No" statement. For example, after five enableCFoutputOnly = "Yes" statements, to enable HTML output, you must have five corresponding enableCFoutputOnly = "No" statements. If HTML output is enabled (no matter how many enableCFoutputOnly = "No" statements have been processed) the first enableCFoutputOnly = "Yes" statement blocks output.

If the debugging service is enabled and showDebugOutput =" Yes", the IsDebugMode function returns Yes; otherwise, No.

Note:

Releases after ColdFusion MX allow a </cfsetting> end tag; however, this end tag does not affect processing. The cfsetting attributes affect code inside and outside the cfsetting tag body. ColdFusion MX ignored code between cfsetting start and end tags.

Example

<p>CFSETTING is used to control the output of HTML code in ColdFusion pages.
This tag can be used to minimize the amount of generated whitespace.
<cfsetting enableCFoutputOnly = "Yes">
This text is not shown
<cfsetting enableCFoutputOnly = "No">
<p>This text is shown
<cfsetting enableCFoutputOnly = "Yes">
<cfoutput>
<p>Text within cfoutput is always shown
</cfoutput>
<cfsetting enableCFoutputOnly = "No">
<cfoutput>
<p>Text within cfoutput is always shown
</cfoutput>
<p>CFSETTING is used to control the output of HTML code in ColdFusion pages. This tag can be used to minimize the amount of generated whitespace. <cfsetting enableCFoutputOnly = "Yes"> This text is not shown <cfsetting enableCFoutputOnly = "No"> <p>This text is shown <cfsetting enableCFoutputOnly = "Yes"> <cfoutput> <p>Text within cfoutput is always shown </cfoutput> <cfsetting enableCFoutputOnly = "No"> <cfoutput> <p>Text within cfoutput is always shown </cfoutput>
<p>CFSETTING is used to control the output of HTML code in ColdFusion pages. 
This tag can be used to minimize the amount of generated whitespace. 

<cfsetting enableCFoutputOnly = "Yes"> 
This text is not shown 
<cfsetting enableCFoutputOnly = "No"> 
<p>This text is shown 
<cfsetting enableCFoutputOnly = "Yes"> 
<cfoutput> 
<p>Text within cfoutput is always shown 
</cfoutput> 
<cfsetting enableCFoutputOnly = "No"> 
<cfoutput> 
<p>Text within cfoutput is always shown 
</cfoutput>

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