Editor’s note: In some cases when you try to create a HTML form for user to input data, you might like to include a set of check boxes for them to input multiple choices, however in order to get the data from a set of check boxes with PHP, I think the easier way is to use array for it, and here in this example I am going to show you how to do so

Array is a good way to store many elements, in some operations you might like to store all of the array elements into different row of a table in a MySQL database. To store into different row, we can use a for loop to go through each elements and run a query to insert them 1 by 1. This example, I go show you to insert into different fields.

There are many elements in an array. In some operations, you might like to join all the elements within an array to become a string and use the string for other operation, how can this be done?? There is a function of PHP can do the job, which is implode( ). Let me show how to do so: