The FirstOrDefault method returns the first element matching the where condition. If you want all records matching the condition,Use Where method to get all orders matching that unum (assuming you have more than one orders matching OrderNum value with unum variable value) and udpate the property values inside a loop.
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Final updated on13 Apr, 2019 19:39:06 BSTView all revisions
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New:A brand-new, unused, unopened and undamaged product in first retail product packaging (where packaging is definitelyappropriate). If the item comes direct from a manufacturer, it may become delivered in non-retail product packaging, such as a plain or unprinted container or plastic material bag. Notice the vendor's record for complete details. See all situation definitions- starts in a fresh windows or tabs. Look at moreabout the situation