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item_exists

PURPOSE

returns true if there is an item of this name

SYNOPSIS

function tf = item_exists(o, item)

DESCRIPTION

 returns true if there is an item of this name

 $Id$

CROSS-REFERENCE INFORMATION

This function calls:

isempty overloaded isempty method for mardo object

This function is called by:

add_if_absent Adds item only if not already present
get_item_struct get whole item structure, including parameters
mars_arm wrapper function for MarsBaR marmoire object

SOURCE CODE

0001 function tf = item_exists(o, item)
0002 % returns true if there is an item of this name
0003 %
0004 % $Id$
0005 
0006 tf = 0;
0007 if ~isempty(o.items)
0008   tf = ismember(item, fieldnames(o.items));
0009 end