$ListFind: Difference between revisions
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Revision as of 22:28, 8 February 2011
<section begin="desc" />Find string in $list<section end="desc" />
Most Sirius $functions have been deprecated in favor of Object Oriented methods. The OO equivalent for the $ListFind function is to be entered.
This function locates a $list item that exactly matches a specified string.
The $ListFind function accepts three arguments and returns the item number of the $list item that matches the string or an error code. It is a callable $function (:hdref refid=callfun.).
The first argument is the identifier of the $list in which a string is to be located. This is a required argument.
The second argument is the string to be matched. This is a required argument.
The third argument is a number that indicates the item number at which the search is to begin. If this argument is not specified searching begins at the first item in the $list.
Syntax
<section begin="syntax" /> [%RESULT =] $ListFind(list_identifier, search_string, - start_item) <section end="syntax" />
-5 - Required argument not specified -6 - $List identifier invalid -7 - Item number not found in $list -8 - String not found (if $list empty, -7)
The difference between $ListFind and $ListLoc is that with $LISTFIND, a $list item must match the search string exactly rather than simply containing the search string. Moreover, $ListFind does not allow specification of a range of columns (or positions) that are to be searched.