{"id":16197,"date":"2022-10-14T14:54:17","date_gmt":"2022-10-14T09:24:17","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-error-unexpected-unqualified-id-before-token\/"},"modified":"2022-10-14T14:54:17","modified_gmt":"2022-10-14T09:24:17","slug":"solved-error-unexpected-unqualified-id-before-token","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-error-unexpected-unqualified-id-before-token\/","title":{"rendered":"[Solved] error: unexpected unqualified-id before &#8216;.&#8217; token."},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-16315078\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"16315078\" data-parentid=\"16315018\" data-score=\"0\" data-position-on-page=\"2\" data-highest-scored=\"0\" data-question-has-accepted-highest-score=\"0\" itemprop=\"suggestedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>There are lots of problems in your code:<\/p>\n<ul>\n<li>If you create something with new, you have to call also delete on that object<\/li>\n<li>the_field should be private<\/li>\n<li>you don&#8217;t need to define i and j in the class, because they are defined in the for loop already<\/li>\n<li>you are ignoring what does the create_field() method returns<\/li>\n<li>the size of the grid is not dynamic (use width and height in simialr situations)<\/li>\n<li>the_field is pointer to a pointer (2D array in your case), but you are creating just the columns (the rows have to be created also)<\/li>\n<li>&#8230;<\/li>\n<\/ul>\n<p>I have fixed it for you, please try it.<\/p>\n<pre><code>    #include &lt;iostream&gt;\n\n    using namespace std;\n\n\n    class field\n    {\n    private:\n        char** the_field;\n        int width;\n        int height;\n\n    public:\n        \/\/ constructor\n        field(int w, int h);\n\n        \/\/ destructor\n        ~field();\n\n        \/\/ method\n        void print();\n    };\n\n\n\n    field::field(int w, int h)\n    {\n        width = w;\n        height = h;\n\n        the_field = new char*[width];\n        for (int i=0; i&lt;width; i++)\n        {\n            the_field[i] = new char[height];\n            for (int j=0; j&lt;height; j++)\n            {\n                the_field[i][j] = 'O';\n            }\n        }\n    }\n\n\n    field::~field()\n    {\n        for (int i=0; i&lt;width; i++)\n            delete[] the_field[i];\n\n        delete[] the_field;\n    }\n\n\n    void field::print()\n    {\n        for(int i=0; i &lt; width; i++)\n        {\n            for(int j=0; j &lt; height; j++)\n            {\n                cout &lt;&lt; \" \" &lt;&lt; the_field[i][j] &lt;&lt; \" \";\n            }\n            cout &lt;&lt; \"\\n\";\n        }\n    }\n\n\n\n    int main()\n    {\n        field* myfield = new field(14, 14);\n        myfield-&gt;print();\n        delete myfield;\n\n        return 0;\n    }\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">3<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved error: unexpected unqualified-id before &#8216;.&#8217; token. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] There are lots of problems in your code: If you create something with new, you have to call also delete on that object the_field should be private you don&#8217;t need to define i and j in the class, because they are defined in the for loop already you are ignoring what does the create_field() &#8230; <a title=\"[Solved] error: unexpected unqualified-id before &#8216;.&#8217; token.\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-error-unexpected-unqualified-id-before-token\/\" aria-label=\"More on [Solved] error: unexpected unqualified-id before &#8216;.&#8217; token.\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324],"class_list":["post-16197","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] error: unexpected unqualified-id before &#039;.&#039; 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