Sub essai()
For h = 7 To 12
Columns(h).TextToColumns Destination:=Range(Cells(1, h), Cells(1, h)), DataType:=xlDelimited, _
TextQualifier:=xlDoubleQuote, ConsecutiveDelimiter:=False, Tab:=True, _
Semicolon:=False, Comma:=False, Space:=False, Other:=False, FieldInfo _
:=Array(1, 1), TrailingMinusNumbers:=True
Next h
End Sub