$Web Selp Check

<section begin="desc" />Check parameters against a global select element<section end="desc" />

$Web_Selp_Check validates that each value of a form and/or isindex parameter matches one of the options of a global select element. An overview of the $WEB_SEL_x functions is provided in $Web_Selp.

$Web_Selp_Check takes three arguments and returns a numeric result code; for some types of errors, the current User Language request is cancelled.

Syntax

<section begin="syntax" /> %RC = $Web_Selp_Check(global_name, param_name, - option_keywords) <section end="syntax" />

global_name	The name of the global select element containing the values to check against. The global select element with this name must have been created by $Web_Save_Sel. This is a required argument.
param_name	The name of a form and/or an index parameter in the current web request. For each occurrence of this parameter, its value is checked to see if it is equal to one of the values in the options list. This a required argument.
option_keywords

A string of blank-separated keywords specifying special processing for this $function; it can contain any of the following:
CANCHECK	Cancel request if any value of param_name not found in select options list
NOCAN	Don't cancel request if global_name not found
NOFORM	Don't look in form parameters
NOISINDEX	Don't look in isindex parameters
NOISI	Synonym for NOISINDEX

This an optional argument.

global select element global_name. specified. global select element global_name, and CANCHECK option not specified.

Code	Meaning
0	All values of param_name equal to some value in
1	Global_name not a saved global select element, and NOCAN option
2	Some value of param_name not equal to any value in
	Any other error results in cancellation of the User Language request.

$WEB_SELP_CHECK return codes

See $Web_Selp for an extended example which includes use of $Web_Selp_Check.