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  4. double to string without point [SOLVED]

double to string without point [SOLVED]

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  • P Pierre besquent

    Hi everybody, I wanna have the smallest code to conver a double to a string without the point of digits Exple: 12.010 --->1201 ty

    modified on Friday, March 18, 2011 6:03 AM

    L Offline
    L Offline
    Luc Pattyn
    wrote on last edited by
    #5

    (anti)hint: NumberFormat.DecimalSeparator does not accept an empty string. :)

    Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

    Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

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    • P Pierre besquent

      Hi everybody, I wanna have the smallest code to conver a double to a string without the point of digits Exple: 12.010 --->1201 ty

      modified on Friday, March 18, 2011 6:03 AM

      P Offline
      P Offline
      Paladin2000
      wrote on last edited by
      #6

      That is an unusual requirement. However:

      double d = 12.010;

      string s = Math.Truncate(d * 100).ToString();

      P F 2 Replies Last reply
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      • P Paladin2000

        That is an unusual requirement. However:

        double d = 12.010;

        string s = Math.Truncate(d * 100).ToString();

        P Offline
        P Offline
        Pete OHanlon
        wrote on last edited by
        #7

        Or

        d.ToString().Replace('.', string.Empty);

        So many ways to do it, and as usual, the requirements exist in a fug of inadequacy.

        I'm not a stalker, I just know things. Oh by the way, you're out of milk.

        Forgive your enemies - it messes with their heads

        My blog | My articles | MoXAML PowerToys | Onyx

        L 1 Reply Last reply
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        • P Pete OHanlon

          Or

          d.ToString().Replace('.', string.Empty);

          So many ways to do it, and as usual, the requirements exist in a fug of inadequacy.

          I'm not a stalker, I just know things. Oh by the way, you're out of milk.

          Forgive your enemies - it messes with their heads

          My blog | My articles | MoXAML PowerToys | Onyx

          L Offline
          L Offline
          Luc Pattyn
          wrote on last edited by
          #8

          I'm sorry to say, I see two problems with that: 1. it doesn't compile as Replace needs (char,char) or (string,string); 2. cultural differences may cause some other character to act as decimal point, a comma for instance. So I'd suggest d.ToString(NumberFormatInfo.InvariantInfo).Replace(".", ""); as the proper way to do it, and possibly ""+(int)(100*d) as the shortest code (with overflow risks). :)

          Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

          Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

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          • L Luc Pattyn

            I'm sorry to say, I see two problems with that: 1. it doesn't compile as Replace needs (char,char) or (string,string); 2. cultural differences may cause some other character to act as decimal point, a comma for instance. So I'd suggest d.ToString(NumberFormatInfo.InvariantInfo).Replace(".", ""); as the proper way to do it, and possibly ""+(int)(100*d) as the shortest code (with overflow risks). :)

            Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

            Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

            P Offline
            P Offline
            Pete OHanlon
            wrote on last edited by
            #9

            Don't be sorry. You are right after all.

            I'm not a stalker, I just know things. Oh by the way, you're out of milk.

            Forgive your enemies - it messes with their heads

            My blog | My articles | MoXAML PowerToys | Onyx

            L 1 Reply Last reply
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            • P Pete OHanlon

              Don't be sorry. You are right after all.

              I'm not a stalker, I just know things. Oh by the way, you're out of milk.

              Forgive your enemies - it messes with their heads

              My blog | My articles | MoXAML PowerToys | Onyx

              L Offline
              L Offline
              Luc Pattyn
              wrote on last edited by
              #10

              Well, I do am sorry in a different way, as I didn't find a way to signal your code's weakness without violating Dave's hint not to answer homework questions in any detail. That must be the price to pay when coming late to a thread. :)

              Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

              Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

              P 1 Reply Last reply
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              • P Pierre besquent

                Hi everybody, I wanna have the smallest code to conver a double to a string without the point of digits Exple: 12.010 --->1201 ty

                modified on Friday, March 18, 2011 6:03 AM

                L Offline
                L Offline
                Lost User
                wrote on last edited by
                #11

                Pierre besquent wrote:

                I wanna have

                ..you want fries with that? :)

                I are Troll :suss:

                L 1 Reply Last reply
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                • L Lost User

                  Pierre besquent wrote:

                  I wanna have

                  ..you want fries with that? :)

                  I are Troll :suss:

                  L Offline
                  L Offline
                  Luc Pattyn
                  wrote on last edited by
                  #12

                  yes please, as long as they don't add points. :)

                  Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

                  Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

                  1 Reply Last reply
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                  • P Pierre besquent

                    Hi everybody, I wanna have the smallest code to conver a double to a string without the point of digits Exple: 12.010 --->1201 ty

                    modified on Friday, March 18, 2011 6:03 AM

                    P Offline
                    P Offline
                    PIEBALDconsult
                    wrote on last edited by
                    #13

                    You might need a file for that.

                    L 1 Reply Last reply
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                    • P PIEBALDconsult

                      You might need a file for that.

                      L Offline
                      L Offline
                      Luc Pattyn
                      wrote on last edited by
                      #14

                      please make sure there is no period in the filename! :-D

                      Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

                      Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

                      P 1 Reply Last reply
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                      • D Dave Kreskowiak

                        The only way you're going to "have" is to write it yourself. We're not going to write it for you, and frankly, this can be done in a single line of code. ...and this reeks of being a homework assignment.

                        A guide to posting questions on CodeProject[^]
                        Dave Kreskowiak

                        F Offline
                        F Offline
                        fjdiewornncalwe
                        wrote on last edited by
                        #15

                        What... You need a WHOLE line. I could do it in 1/3 of a line... :)

                        I wasn't, now I am, then I won't be anymore.

                        D 1 Reply Last reply
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                        • P Paladin2000

                          That is an unusual requirement. However:

                          double d = 12.010;

                          string s = Math.Truncate(d * 100).ToString();

                          F Offline
                          F Offline
                          fjdiewornncalwe
                          wrote on last edited by
                          #16

                          Not as silly as you may think. I worked on a project once where the client provided long lists of products with decimal based prices, but where the database was setup to hold prices based in cents, not decimal dollars. A crappy design it was, but hands were tied they were.

                          I wasn't, now I am, then I won't be anymore.

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                          • F fjdiewornncalwe

                            What... You need a WHOLE line. I could do it in 1/3 of a line... :)

                            I wasn't, now I am, then I won't be anymore.

                            D Offline
                            D Offline
                            Dave Kreskowiak
                            wrote on last edited by
                            #17

                            I'll do it in a 1/3 of a line at 640x480. If you want to beat that, you'll have to "name that tune"!

                            A guide to posting questions on CodeProject[^]
                            Dave Kreskowiak

                            F 1 Reply Last reply
                            0
                            • L Luc Pattyn

                              Well, I do am sorry in a different way, as I didn't find a way to signal your code's weakness without violating Dave's hint not to answer homework questions in any detail. That must be the price to pay when coming late to a thread. :)

                              Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

                              Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

                              P Offline
                              P Offline
                              Pete OHanlon
                              wrote on last edited by
                              #18

                              The reason I posted mine is because, weaknesses from typing it up on a phone keyboard notwithstanding, it's a poor way of solving the problem - and then you went and corrected it. I ignored various edge cases, which you started to correct - shame on you ;P .

                              I'm not a stalker, I just know things. Oh by the way, you're out of milk.

                              Forgive your enemies - it messes with their heads

                              My blog | My articles | MoXAML PowerToys | Onyx

                              P 1 Reply Last reply
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                              • L Luc Pattyn

                                please make sure there is no period in the filename! :-D

                                Luc Pattyn [Forum Guidelines] [My Articles] Nil Volentibus Arduum

                                Please use <PRE> tags for code snippets, they preserve indentation, improve readability, and make me actually look at the code.

                                P Offline
                                P Offline
                                Pierre besquent
                                wrote on last edited by
                                #19

                                thank u for all, u really let me laughing very much with all u jokes responses :laugh: that is the real help I found a solution my self:

                                double x = 1458752.10254000;
                                string s = x.ToString(System.Globalization.CultureInfo.InvariantCulture).Replace(".",string.Empty);
                                Console.WriteLine(s);
                                Console.ReadLine();

                                the output is :145875210254 thank u very much for u big effort in creating jokes. :laugh:

                                1 Reply Last reply
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                                • P Pete OHanlon

                                  The reason I posted mine is because, weaknesses from typing it up on a phone keyboard notwithstanding, it's a poor way of solving the problem - and then you went and corrected it. I ignored various edge cases, which you started to correct - shame on you ;P .

                                  I'm not a stalker, I just know things. Oh by the way, you're out of milk.

                                  Forgive your enemies - it messes with their heads

                                  My blog | My articles | MoXAML PowerToys | Onyx

                                  P Offline
                                  P Offline
                                  Pierre besquent
                                  wrote on last edited by
                                  #20

                                  always insulting me thank u for u help :laugh:

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                                  • D Dave Kreskowiak

                                    I'll do it in a 1/3 of a line at 640x480. If you want to beat that, you'll have to "name that tune"!

                                    A guide to posting questions on CodeProject[^]
                                    Dave Kreskowiak

                                    F Offline
                                    F Offline
                                    fjdiewornncalwe
                                    wrote on last edited by
                                    #21

                                    The current one playing is Lennon's version of Stand by Me, but I sing it I'll clear the room.

                                    I wasn't, now I am, then I won't be anymore.

                                    1 Reply Last reply
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                                    • P Pierre besquent

                                      Hi everybody, I wanna have the smallest code to conver a double to a string without the point of digits Exple: 12.010 --->1201 ty

                                      modified on Friday, March 18, 2011 6:03 AM

                                      C Offline
                                      C Offline
                                      charles henington
                                      wrote on last edited by
                                      #22

                                      Let's say that your Double is double lifeSpan.

                                      string ls = lifeSpan.ToString().Replace(".","");

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