PHP OOPs tutorial in Hindi # MySQL with PHP using class and OOP

Inst id: @code.steps
Inst Id : anilsidhu_
Hi, Everyone in this video we will learn how to use MySQL and php with oops and classes in PHP. This video was made by Anil Sidhu in Hindi.
Recap MySQL connect with php.
Make Config file and DB connection.
Make class and pass database connection.
Fetch data.
React js Latest Playlist in Hindi: • React tutorial for beg...
inst id: @code.steps

[@sonubehera7882]

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[@gamergenix82]

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[@amitsaini-sp2tl]

Fatal error: Uncaught PDOException: SQLSTATE[3D000]: Invalid catalog name: 1046 No database selected in C:\xampp\htdocs\tut\php-mysql\oop\student.php:12 Stack trace: #0 C:\xampp\htdocs\tut\php-mysql\oop\student.php(12): PDOStatement->execute() #1 C:\xampp\htdocs\tut\php-mysql\oop\student.php(20): Student->getData() #2 {main} thrown in C:\xampp\htdocs\tut\php-mysql\oop\student.php on line 12 sir how to solve this errors

[@divyanshkumar5499]

Sir project kya aane vala hai?