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QString Error

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  • M marvic_39

    @Ratzz

    Installed, Still flashing errors.

    gcc (Ubuntu/Linaro 4.7.3-2ubuntu1~12.04) 4.7.3
    
    108   QString settingsFile("Hello");
    109   QString str="/neet/one.json";
    
    /home/cpp/app.h:108: error: expected identifier before string constant
    /home/cpp/app.h:108: error: expected ',' or '...' before string constant
    
    /home//cpp/app.h:109: sorry, unimplemented: non-static data member initializers
    /home/cpp/app.h:109: error: in-class initialization of static data member 'str' of non-literal type
    

    In QT creator it show this, is this correct.

    Qt Creator 3.5.1 (opensource)
    Based on Qt 5.5.1 (GCC 4.9.1 20140922 (Red Hat 4.9.1-10), 32 bit)

    Built on Oct 13 2015 07:38:32

    RatzzR Offline
    RatzzR Offline
    Ratzz
    wrote on last edited by Ratzz
    #21

    @marvic_39
    Are you doing this inside the structure? QString settingsFile("Hello");
    Is the error at line 108 bec of this ?

    --Alles ist gut.

    M 1 Reply Last reply
    0
    • RatzzR Ratzz

      @marvic_39
      Are you doing this inside the structure? QString settingsFile("Hello");
      Is the error at line 108 bec of this ?

      M Offline
      M Offline
      marvic_39
      wrote on last edited by marvic_39
      #22

      @Ratzz

      I cleaned all GCC versions and activated 4.7
      Now it's compiled and executed my app.

      QString settingsFile{"neet/One.json"};
      

      Very strange about the brackets () and {}

      Thank You guys, it's GCC 4.7 made the difference.

      RatzzR 1 Reply Last reply
      0
      • M marvic_39

        @Ratzz

        I cleaned all GCC versions and activated 4.7
        Now it's compiled and executed my app.

        QString settingsFile{"neet/One.json"};
        

        Very strange about the brackets () and {}

        Thank You guys, it's GCC 4.7 made the difference.

        RatzzR Offline
        RatzzR Offline
        Ratzz
        wrote on last edited by
        #23

        @marvic_39
        Once your problem is solved please use the Topic Tools button to mark as Solved.
        Thank you!

        --Alles ist gut.

        1 Reply Last reply
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        • kshegunovK Offline
          kshegunovK Offline
          kshegunov
          Moderators
          wrote on last edited by
          #24

          Ok. I think I get what your problem was. In all probability C++11 is enabled by default in GCC 4.7 (on your distribution), that is why I asked what compiler and environment you're using. Here is the relevant link:
          http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2008/n2756.htm
          That being said, without the non-static data member initializers supported by the compiler you are obliged to initialize the object in your class' constructor and cannot do it in its declaration. Meaning that if you compile the code on another platform and/or compiler that does not have the C++11 standard enabled you'll get similar errors.

          Read and abide by the Qt Code of Conduct

          1 Reply Last reply
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