Request interface 1083
Example
The following example checks whether the user passed an attribute named DESTINATION to
the tag; if not, it throws an exception:
if ( ! request.attributeExists("DESTINATION") )
{
throw new Exception(
"Missing DESTINATION parameter",
"You must pass a DESTINATION parameter in "
"order for this tag to work correctly." ) ;
} ;
debug
Description
Checks whether the tag contains the
debug
attribute. Use this method to determine whether to
write debug information for this request. For more information, see
writeDebug
.
Returns True if the tag contains the
debug
attribute; False, otherwise.
Category
Request interface
Syntax
public boolean debug()
See also
writeDebug
Example
The following example checks whether the
debug
attribute is present, and if so, it writes a brief
debug message:
if ( request.debug() )
{
response.writeDebug( "debug info" ) ;
}
getAttribute
Description
Retrieves the value of a passed attribute. Returns an empty string if the attribute does not exist
(use
attributeExists
to test whether an attribute was passed to the tag). Use
getAttribute(String,String)
to return a default value rather than an empty string.
Returns the value of the attribute passed to the tag. If no attribute of that name was passed to the
tag, an empty string is returned.
Category
Request interface
Содержание COLFUSION MX 7 - INSTALLING AND USING COLDFUSION MX
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Страница 50: ...50 Chapter 2 ColdFusion Tags cfelse br Searching cfif cfloop cfif...
Страница 101: ...cfdefaultcase 101 cfdefaultcase cfswitch cfoutput Your grade is grade cfoutput...
Страница 115: ...cfdocumentsection 115 cfdocumentsection cfoutput cfdocument...
Страница 311: ...cfNTauthenticate 311 Please Try again H2 cfif cfoutput cfinclude template loginform cfm cfabort cfif cfif cflogin...
Страница 411: ...cftable 411 cftable body html...
Страница 515: ...Chr 515 maxlength 5 p input type Submit name input type RESET cfform...
Страница 605: ...GetEncoding 605 WriteOutput The encoding is theEncoding cfscript cfif...
Страница 629: ...GetProfileString 629 tr td input type Submit name Submit value Submit td td td tr table form...
Страница 655: ...IIf 655 cfoutput IIf Hour Now GTE 12 DE It is afternoon or evening DE It is morning cfoutput b...
Страница 664: ...664 Chapter 3 ColdFusion Functions cfelse h3 Conversion error h3 cfif...
Страница 687: ...IsStruct 687 cfoutput cfquery cfif cfoutput hr Employee Add Complete cfoutput cfcase cfswitch...
Страница 693: ...IsWDDX 693 struct data wddxPacket hr xmp cfoutput packet xmp IsWDDX returns IsWDDX packet br cfoutput...
Страница 751: ...LSDateFormat 751 hr noshade cfoutput cfloop...
Страница 861: ...StructFind 861 cfquery cfif cfoutput hr Employee Add Complete cfoutput cfcase cfswitch...
Страница 869: ...StructIsEmpty 869 cfoutput cfquery cfif cfoutput hr Employee Add Complete cfoutput cfcase cfswitch...
Страница 903: ...Val 903 value Is the beginning numeric name form...
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