Remove columns which have a number in that column name that is higher than threshold

Question

There is an example table with the following columns:

• "Column A [68]"
• "Column B [90]"
• "Column C [29]"
• "Column D [133]"
• "Column E [56]"

How can all columns that have a number between the brackets that is higher than 80 be removed? (in this case "Column B [90]" and "Column D [133]")

Answer 1

try

let Source = Excel.CurrentWorkbook(){[Name="Table1"]}[Content],
Remove =  Table.RemoveColumns(Source,List.Select(Table.ColumnNames(Source), each Number.From(Text.BetweenDelimiters(_,"[", "]"))>80))
in Remove