How to copy the value of the previous line if the current one is empty?

[ppr (Peter Preuss)]

@goncalo.rocha

i have to do this for 4 columns,

as mentioned

@ppr

Another technique is about concatenations of part ItemArray of the datarow

using take / skip / concat will help

[HowTo] LINQ - First Start # Skip | Take | SkipWhile | TakeWhile Operator

This HowTo gives an introductory overview of the partition Operators: Skip, Take, SkipWhile, TakeWhile Introduction The partition operators are used to fetch a particular subset from a set of items. The returned subset is formed by the contiguous items that are matching the provided condition. Skip / Take Operator The Skip Operator will omit the subsequent items from the given start for a given length and will return the remaining items The Take Operator will return the subsequent items fr…

[HowTo] LINQ - First Start # Concat | Append | Prepend Operator

This HowTo gives an introductory overview of the conjunction operators: Concat, Append, Prepend Introduction The conjunction operators are used to add the item(s) to a particular set of items. Concat, Append, Prepend Operator The Concat Operator combines a set of items with another set of items The Append Operator adds an item to a set of items on the end The Prepend Operator adds an item to a set of items on the begin Overview I – Input P – Processing O – Output {"A","B"} / {"…