ok, thanks for answering, i'll try to be more clear.the getItemAt(n)
doesn't intersest me. the index is no use for me because i don't know
wich index refers to what.I need to retrieve the data from the
arrayCollection knowing the name of the column (wich contains only one
value).so, yes your idea of using the header text property is
interesting, but not onto a datagrid but directly on the
arrayCollection.in java, i would ask to retrieve the value from it's
key, wich key would of been setted when...