x.xxxx is not a valid floating point. Converting between languages/locals

Question

I have a spanish user who is getting an invalid floating point error when doing this

var
  S : String;
  R : Real;
begin
  S := \'3.12345\';
  R         


        

Answer 1

Use the second overload of StrToFloat with a TFormatSettings that has DecimalSeparator set to ..