Converting results from a SQL query to JSON format, is an important task if you are developing an iOS application which grab data from your web application.

For this tutorial I'm going to create a new database, named jsontest, in MySQL.

Then I'm going to create a simple table:

Last, let me populate the table with some data:

It's time to write some code.

The following code make a query to the database and then print out the results into a table.

It's time to output results in JSON format, I'm going to modify a few lines of code after the mysql_query statement:

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Yeah! really nothing more.

Gg1