Useful tips

How do you display data in CI?

How do you display data in CI?

Fetch Data From Database and Show in Tabular Format in…

  1. Create Table in MySQL database. My database name is “abc” and my table name is “country”.
  2. Database connectivity. You must first edit the file database.
  3. Autoload the database.
  4. The Model.
  5. The Controller.
  6. Output.

Where is view file in CodeIgniter?

View files are created and managed in application/views directory. Create a home_view. php file application/views/ directory and create a simple HTML form.

How do you check record is inserted or not in CodeIgniter?

You can use $this->db->affected_rows() function of codeigniter.

What is view CodeIgniter?

A view is simply a web page, or a page fragment, like a header, footer, sidebar, etc. In fact, views can flexibly be embedded within other views (within other views, etc., etc.) if you need this type of hierarchy. Views are never called directly, they must be loaded by a controller.

How do you load data into a view?

‘100000.00’; To explain the INSERT INTO statement, I’m simply using SELECT after the name of our view, which is a very simple way to insert data into tables as we’re inserting new data based on the result of the SELECT statement.

How do you create a CI model?

Syntax (call model method) – Create a User. php file in application/controllers directory. Load above created Main_model using $this->load->model(‘Main_model’) method in the __construct() method and call getUsers() method using $this->Main_model->getUsers() . Store the return response in a $data variable.

How call a view inside another code in CodeIgniter?

Load a nested view inside the controller Load the view in advance and pass to the other view. First put this in the controller: load->view(‘menu’, NULL, TRUE); $this->load->view (‘home’, $data); ?>

What is hooks in CodeIgniter?

In CodeIgniter, hooks are events which can be called before and after the execution of a program. It allows executing a script with specific path in the CodeIgniter execution process without modifying the core files.

How check if query is successful in codeigniter?

You can use $this->db->affected_rows() in Codeigniter this returns a numeric value when doing “write” type queries (insert, update, etc.). In MySQL DELETE FROM TABLE returns 0 affected rows.

What is active record codeigniter?

Active Record Class CodeIgniter uses a modified version of the Active Record Database Pattern. This pattern allows information to be retrieved, inserted, and updated in your database with minimal scripting. In some cases only one or two lines of code are necessary to perform a database action.

What is active record CodeIgniter?

What is true view?

Explanation: VIEW is a virtual table, through which a selective portion of the data from one or more tables can be seen. A view do not contain data of their own.

How to use CodeIgniter Active Records in few steps?

Codeigniter Active Records is an easy-to-use database manipulation mechanism that saves a lot of time for the developers who can accomplish almost all database processing action in a few lines of code. In this article, I will demonstrate how to use Codeigniter Active Records by creating a Controller, Model and a View.

How to get records count within query-CodeIgniter?

“‘ “; $query .= “ON tags.tag_name = ‘” . $tag . “‘ “; tags_count returns 2 as expected but the query outputs only one record. It’s baffling. This is despite no LIMIT being involved. And how are you returning the query? You need to show the rest of the code so we can help you. Also show your view code.

How to retrieve data from MySQL using CodeIgniter?

For retrieve data from MySQL database using CodeIgniter framework first we have to create a table in data base. After create a table in the MySQL database you need to insert record or data on it.If you want to know how to insert data in CodeIgniter framework please visit the link : Insert data in CodeIgniter.

How is data represented in a CodeIgniter view?

When you retrieve items from the database, CI is smart enough to automatically represent all of those items’ data as class objects. As we discussed back in lesson 5, class objects can be used to represent data objects. And class objects have properties that can be accessed using the arrow, ->, syntax.