reading a value from a row of cell

I have a cell array, in one row I need to take one value. for example;

in the row of one cell this is written:

ID="00" Val="7.075" Name="foF2" Units="MHz" QL="/" DL="/" /

and I need 7.075 as a value, not string.

[per isakson]

Do you mean a cell in a worksheet of Excel?

Answer 1

[Win co]

use command cell2mat to convert an element, a row or a column from a cell to a double.