Error with SQL query, How to solve?

Question

When I run query so, output: "error"

How to resolve?

Note: "$sqlcon" is connection variable!
connection is working fine!

https://code.sololearn.com/wuzVtwAl9X01/?ref=app

Answer 1

Have you checked that "MySQLi Procedural" is followed in connection.php as well.

If haven't mixed between procedural and object oriented then it should work.

https://www.w3schools.com/php/php_mysql_insert.asp

This works fine for me.