get_ref_name - get reference name of a cell / fub in DC / PC / PT / ICC

Need reference name of a cell or fub in the design? its very simple now.

following procedure can be use to get reference name of cell form the design in DC / PC / PT / ICC:

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proc get_ref_name { args } {
set ref_name [ get_attribute [ get_cells $args ] ref_name ]
echo $ref_name
}
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Examples:
dc_shell-xg-t> get_ref_name isc_fbf1/U934
T45CA01LX60AXG
dc_shell-xg-t> get_ref_name isc_fbf1
isc_fbf_6
dc_shell-xg-t>
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