want to know how many days remain of course duration in laravel












0















I want to know that how can I get that how many days are left in course duration.



course-duration is just a column and hold an integer in database like 30.



I want to compare course-duration with created_at and return me that left days in laravel.



id  username  course   course-duration(days)    created_at
---------------------------------------------------------------------
1 krish SSB 14 2018-11-19
---------------------------------------------------------------------
2 Brij SSB 30 2018-11-18
---------------------------------------------------------------------
3 Sagar SSB 90 2018-11-15


I want to get remaining days of the course after comparing course-duration with created_at.










share|improve this question




















  • 2





    I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

    – Raymond Nijland
    Nov 19 '18 at 12:24






  • 1





    share some data, and expected results, and also add some code which you have tried

    – Ahmed Sunny
    Nov 19 '18 at 12:28






  • 1





    SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

    – Eakethet
    Nov 19 '18 at 12:31
















0















I want to know that how can I get that how many days are left in course duration.



course-duration is just a column and hold an integer in database like 30.



I want to compare course-duration with created_at and return me that left days in laravel.



id  username  course   course-duration(days)    created_at
---------------------------------------------------------------------
1 krish SSB 14 2018-11-19
---------------------------------------------------------------------
2 Brij SSB 30 2018-11-18
---------------------------------------------------------------------
3 Sagar SSB 90 2018-11-15


I want to get remaining days of the course after comparing course-duration with created_at.










share|improve this question




















  • 2





    I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

    – Raymond Nijland
    Nov 19 '18 at 12:24






  • 1





    share some data, and expected results, and also add some code which you have tried

    – Ahmed Sunny
    Nov 19 '18 at 12:28






  • 1





    SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

    – Eakethet
    Nov 19 '18 at 12:31














0












0








0








I want to know that how can I get that how many days are left in course duration.



course-duration is just a column and hold an integer in database like 30.



I want to compare course-duration with created_at and return me that left days in laravel.



id  username  course   course-duration(days)    created_at
---------------------------------------------------------------------
1 krish SSB 14 2018-11-19
---------------------------------------------------------------------
2 Brij SSB 30 2018-11-18
---------------------------------------------------------------------
3 Sagar SSB 90 2018-11-15


I want to get remaining days of the course after comparing course-duration with created_at.










share|improve this question
















I want to know that how can I get that how many days are left in course duration.



course-duration is just a column and hold an integer in database like 30.



I want to compare course-duration with created_at and return me that left days in laravel.



id  username  course   course-duration(days)    created_at
---------------------------------------------------------------------
1 krish SSB 14 2018-11-19
---------------------------------------------------------------------
2 Brij SSB 30 2018-11-18
---------------------------------------------------------------------
3 Sagar SSB 90 2018-11-15


I want to get remaining days of the course after comparing course-duration with created_at.







php mysql laravel






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 19 '18 at 13:01









Znaneswar

2,2142815




2,2142815










asked Nov 19 '18 at 12:23









Krish BhardwajKrish Bhardwaj

409




409








  • 2





    I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

    – Raymond Nijland
    Nov 19 '18 at 12:24






  • 1





    share some data, and expected results, and also add some code which you have tried

    – Ahmed Sunny
    Nov 19 '18 at 12:28






  • 1





    SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

    – Eakethet
    Nov 19 '18 at 12:31














  • 2





    I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

    – Raymond Nijland
    Nov 19 '18 at 12:24






  • 1





    share some data, and expected results, and also add some code which you have tried

    – Ahmed Sunny
    Nov 19 '18 at 12:28






  • 1





    SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

    – Eakethet
    Nov 19 '18 at 12:31








2




2





I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

– Raymond Nijland
Nov 19 '18 at 12:24





I advice you to read Why should I provide an MCVE for what seems to me to be a very simple SQL query?

– Raymond Nijland
Nov 19 '18 at 12:24




1




1





share some data, and expected results, and also add some code which you have tried

– Ahmed Sunny
Nov 19 '18 at 12:28





share some data, and expected results, and also add some code which you have tried

– Ahmed Sunny
Nov 19 '18 at 12:28




1




1





SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

– Eakethet
Nov 19 '18 at 12:31





SELECT DATE_ADD(created_at, INTERVAL -30 DAY) as date_end FROM your_table;

– Eakethet
Nov 19 '18 at 12:31












4 Answers
4






active

oldest

votes


















1














You can get the remain days like this:



DB::statement("SELECT (course-duration - DATEDIFF(NOW(), created_at)) remained FROM your_table");





share|improve this answer


























  • Seems like you have a parentheses too many.

    – Qirel
    Nov 19 '18 at 12:36











  • @Qirel Thank you, has been edited now.

    – ako
    Nov 19 '18 at 12:38



















0














You can use Carbon to get the value of days between created_at and now



$diff_from_now = Carbon::parse($course->created_at)->diffInDays();
$course_duration = $course->duration;
$remaining_days = $course_duration- $diff_from_now;





share|improve this answer


























  • In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

    – ako
    Nov 19 '18 at 13:38











  • thanks for the note

    – Fahed Aljghine
    Nov 21 '18 at 13:05



















0














Try this one



   Select sub(course-duration - DATE(created_at)) as left_days from table_name;





share|improve this answer































    0














    Just define a method in your Course model to calculate remaining days of each course:



    class Course extends Model
    {

    public function remainingDays() {
    return $this->course-duration - $this->created_at->diffInDays(Carbon::now());
    }

    }


    And to get remaining days of every course:



    $course->remainingDays();





    share|improve this answer























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      4 Answers
      4






      active

      oldest

      votes








      4 Answers
      4






      active

      oldest

      votes









      active

      oldest

      votes






      active

      oldest

      votes









      1














      You can get the remain days like this:



      DB::statement("SELECT (course-duration - DATEDIFF(NOW(), created_at)) remained FROM your_table");





      share|improve this answer


























      • Seems like you have a parentheses too many.

        – Qirel
        Nov 19 '18 at 12:36











      • @Qirel Thank you, has been edited now.

        – ako
        Nov 19 '18 at 12:38
















      1














      You can get the remain days like this:



      DB::statement("SELECT (course-duration - DATEDIFF(NOW(), created_at)) remained FROM your_table");





      share|improve this answer


























      • Seems like you have a parentheses too many.

        – Qirel
        Nov 19 '18 at 12:36











      • @Qirel Thank you, has been edited now.

        – ako
        Nov 19 '18 at 12:38














      1












      1








      1







      You can get the remain days like this:



      DB::statement("SELECT (course-duration - DATEDIFF(NOW(), created_at)) remained FROM your_table");





      share|improve this answer















      You can get the remain days like this:



      DB::statement("SELECT (course-duration - DATEDIFF(NOW(), created_at)) remained FROM your_table");






      share|improve this answer














      share|improve this answer



      share|improve this answer








      edited Nov 19 '18 at 12:42

























      answered Nov 19 '18 at 12:33









      akoako

      7861321




      7861321













      • Seems like you have a parentheses too many.

        – Qirel
        Nov 19 '18 at 12:36











      • @Qirel Thank you, has been edited now.

        – ako
        Nov 19 '18 at 12:38



















      • Seems like you have a parentheses too many.

        – Qirel
        Nov 19 '18 at 12:36











      • @Qirel Thank you, has been edited now.

        – ako
        Nov 19 '18 at 12:38

















      Seems like you have a parentheses too many.

      – Qirel
      Nov 19 '18 at 12:36





      Seems like you have a parentheses too many.

      – Qirel
      Nov 19 '18 at 12:36













      @Qirel Thank you, has been edited now.

      – ako
      Nov 19 '18 at 12:38





      @Qirel Thank you, has been edited now.

      – ako
      Nov 19 '18 at 12:38













      0














      You can use Carbon to get the value of days between created_at and now



      $diff_from_now = Carbon::parse($course->created_at)->diffInDays();
      $course_duration = $course->duration;
      $remaining_days = $course_duration- $diff_from_now;





      share|improve this answer


























      • In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

        – ako
        Nov 19 '18 at 13:38











      • thanks for the note

        – Fahed Aljghine
        Nov 21 '18 at 13:05
















      0














      You can use Carbon to get the value of days between created_at and now



      $diff_from_now = Carbon::parse($course->created_at)->diffInDays();
      $course_duration = $course->duration;
      $remaining_days = $course_duration- $diff_from_now;





      share|improve this answer


























      • In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

        – ako
        Nov 19 '18 at 13:38











      • thanks for the note

        – Fahed Aljghine
        Nov 21 '18 at 13:05














      0












      0








      0







      You can use Carbon to get the value of days between created_at and now



      $diff_from_now = Carbon::parse($course->created_at)->diffInDays();
      $course_duration = $course->duration;
      $remaining_days = $course_duration- $diff_from_now;





      share|improve this answer















      You can use Carbon to get the value of days between created_at and now



      $diff_from_now = Carbon::parse($course->created_at)->diffInDays();
      $course_duration = $course->duration;
      $remaining_days = $course_duration- $diff_from_now;






      share|improve this answer














      share|improve this answer



      share|improve this answer








      edited Nov 19 '18 at 13:12









      Wilq

      2,01242432




      2,01242432










      answered Nov 19 '18 at 13:01









      Fahed AljghineFahed Aljghine

      263




      263













      • In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

        – ako
        Nov 19 '18 at 13:38











      • thanks for the note

        – Fahed Aljghine
        Nov 21 '18 at 13:05



















      • In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

        – ako
        Nov 19 '18 at 13:38











      • thanks for the note

        – Fahed Aljghine
        Nov 21 '18 at 13:05

















      In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

      – ako
      Nov 19 '18 at 13:38





      In Laravel created_at is an instance of Carbon when retrieved from DB, so there is no need to parse it into a Carbon object again. you can use $course->created_at->diffInDays();.

      – ako
      Nov 19 '18 at 13:38













      thanks for the note

      – Fahed Aljghine
      Nov 21 '18 at 13:05





      thanks for the note

      – Fahed Aljghine
      Nov 21 '18 at 13:05











      0














      Try this one



         Select sub(course-duration - DATE(created_at)) as left_days from table_name;





      share|improve this answer




























        0














        Try this one



           Select sub(course-duration - DATE(created_at)) as left_days from table_name;





        share|improve this answer


























          0












          0








          0







          Try this one



             Select sub(course-duration - DATE(created_at)) as left_days from table_name;





          share|improve this answer













          Try this one



             Select sub(course-duration - DATE(created_at)) as left_days from table_name;






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 19 '18 at 13:28









          Prashant Deshmukh.....Prashant Deshmukh.....

          68658




          68658























              0














              Just define a method in your Course model to calculate remaining days of each course:



              class Course extends Model
              {

              public function remainingDays() {
              return $this->course-duration - $this->created_at->diffInDays(Carbon::now());
              }

              }


              And to get remaining days of every course:



              $course->remainingDays();





              share|improve this answer




























                0














                Just define a method in your Course model to calculate remaining days of each course:



                class Course extends Model
                {

                public function remainingDays() {
                return $this->course-duration - $this->created_at->diffInDays(Carbon::now());
                }

                }


                And to get remaining days of every course:



                $course->remainingDays();





                share|improve this answer


























                  0












                  0








                  0







                  Just define a method in your Course model to calculate remaining days of each course:



                  class Course extends Model
                  {

                  public function remainingDays() {
                  return $this->course-duration - $this->created_at->diffInDays(Carbon::now());
                  }

                  }


                  And to get remaining days of every course:



                  $course->remainingDays();





                  share|improve this answer













                  Just define a method in your Course model to calculate remaining days of each course:



                  class Course extends Model
                  {

                  public function remainingDays() {
                  return $this->course-duration - $this->created_at->diffInDays(Carbon::now());
                  }

                  }


                  And to get remaining days of every course:



                  $course->remainingDays();






                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered Nov 19 '18 at 13:58









                  PourbahramiPourbahrami

                  20919




                  20919






























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