$Web Hdr Len or $Web Hdr Parm Len: Difference between revisions

From m204wiki
Jump to navigation Jump to search
(Automatically generated page update)
mNo edit summary
 
(One intermediate revision by one other user not shown)
Line 7: Line 7:


==Syntax==
==Syntax==
<p class="syntax"><span class="term">%rc</span> = <span class="literal">$Web_Hdr_Len</span>(<span class="term"> fieldname, occurrence )
<p class="syntax"><span class="term">%rc</span> = <span class="literal">$Web_Hdr_Len</span>(<span class="term"> fieldname</span>, <span class="term">occurrence</span> )
</p>
</p>


Line 17: Line 17:
<td>The occurrence number of a header field, or the occurrence number of the header field matching ''fieldname'', if ''fieldname'' is specified. Optional argument if ''fieldname'' is specified, otherwise it is required.
<td>The occurrence number of a header field, or the occurrence number of the header field matching ''fieldname'', if ''fieldname'' is specified. Optional argument if ''fieldname'' is specified, otherwise it is required.
</td></tr></table>
</td></tr></table>


==See also==
==See also==

Latest revision as of 22:24, 5 June 2013

Length of request header field

$Web_Hdr_Len retrieves the length of a field in a request header.

$Web_Hdr_Len takes two arguments and returns a number, or zero if the header does not exist.

Syntax

%rc = $Web_Hdr_Len( fieldname, occurrence )

Syntax terms

fieldname The name of the header field, returned by $Web_Hdr_Name. Required argument if occurrence not specified, otherwise optional.
occurrence The occurrence number of a header field, or the occurrence number of the header field matching fieldname, if fieldname is specified. Optional argument if fieldname is specified, otherwise it is required.

See also