let
Source = Csv.Document(File.Contents("C:\Users\cousi\Documents\Excel\exemples\PQ\Essai fxbrg.csv"),[Delimiter=",", Columns=61, Encoding=1252, QuoteStyle=QuoteStyle.None]),
PromoHead = Table.PromoteHeaders(Source, [PromoteAllScalars=true]),
SupprCol = Table.SelectColumns(PromoHead,{"CurveData"}),
Extrait = Table.TransformColumns(SupprCol, {{"CurveData", each Text.AfterDelimiter(_, ":"), type text}}),
Fract = Table.ExpandListColumn(Table.TransformColumns(Extrait, {{"CurveData", Splitter.SplitTextByDelimiter(",", QuoteStyle.Csv), let itemType = (type nullable text) meta [Serialized.Text = true] in type {itemType}}}), "CurveData"),
Transform = Table.FromRows(List.Split(Fract[CurveData],2), {"Ordonnée", "Abscisse"})
in
Transform