mysql_fetch_array, mysql_fetch_assoc, mysql_fetch_object
The functions are all very similar:
oop
Dynamically create PHP object based on string
I would like to create an object in PHP based on a type defined by a string in a MySQL database. The database table has columns and sample data of:
Object-oriented-like structures in relational databases
.. It’s about “how do I map OOP structures to database tables in a painless way.”
PHP $stmt->num_rows doesnt work by prepared statements
I want to check if ($numRows >= 1) then it should return something. When I use $con->mysql(“{QUERY}”), it works. But when I use $stmt = $con->prepare(“{QUERY}”), it doesn’t work. Does anyone have a clue? Working method <?php if ($result = $con->query("SELECT username FROM users WHERE username = 'test'")) { $numRows = $result->num_rows; echo $numRows; } … Read more
php singleton database connection, is this code bad practice?
I’m trying to create a simple to use singleton class to connect to mysql database and do queries, the code works fine and i haven’t had any problems with it, but since I’m new to OOP I’m wondering whether this is bad practice or not.
How to access mysqli connection in another class on another page?
How can I open a database connection in user class , where I can do database operation?
and why need to define inbuilt created functions in DBConnection class ..????
Trying to build a static database class that I can access from any function outside of the class
UPDATED: Changed code to the now working class code using PDO instead of deprecated methods
Pushing into an array object in react but not rendering on the screen
Im using react and displaying some labels via the array object of labels. Now, I want to do this dynamically. So if a user clicks a button, the object updates and the user interface should update accordingly as well. The issue here is that I got the array to update after clicking on the button, as evidenced by a console log line that I wrote in the onclick handler. But the user interface does not update accordingly. Just the array shows the values. Here is what the inital array looks like:
Extending React components in TypeScript
I’m using React.js with TypeScript. Is there any way to create React components that inherit from other components but have some additional props/states?
Is there any place for OOP in redux?
I’ve been using object-oriented programming practices for 25 years and trying to move toward functional programming for the last 5 years, but my mind always goes towards OOP when I’m trying to do something complex and, especially now that ES6 supports decent OOP syntax, that’s the natural way for me to build stuff.