mysqli_num_rows(): Argument #1 ($result) must be of type mysqli_result, bool given in
$total_record = mysqli_num_rows($result); Fatal error: Uncaught TypeError: mysqli_num_rows(): Argument #1 ($result) must be of type mysqli_result, bool given in C:\xampp\htdocs\part3ex\message_box.php:47 Stack trace: #0 C:\xampp\htdocs\part3ex\message_box.php(47): mysqli_num_rows(false) #1 {main} thrown in C:\xampp\htdocs\part3ex\message_box.php on line 47 mysqli_num_row($result)값이 없을때 처리가 필요 if..
2021. 9. 5.
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