Answer Posted / pavel

bool found = false;
string item = string.Empty;
foreach (string item1 in comboBox1.Items)
{
foreach (string item2 in comboBox2.Items)
if (item1 == item2)
{
item = item1;
found = true;
break;
}
if (found) break;
}
MessageBox.Show(found ? item : "Not found");

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