How can I use the mkdir function to create a directory in PHP? Example code:

Listen

$directory = "/path/to/directory";

mkdir($directory);

How can I use the explode function to split a string into an array in PHP? Example code:

How can I use a switch statement in PHP? Example code:

How can I read data from a JSON file using PHP? Example code:

How can I use the array_search function to search for a value in an array and return its key in PHP? Example code:

How can I connect to a MySQL database using PHP? Example code.

How can I generate a random number in PHP? Example code

How can I use the file_put_contents function to write a string to a file in PHP? Example code:

How can I use the fgetcsv function to read a CSV file into an array in PHP? Example code:

How can I use a do-while loop in PHP? Example code:

How can I sort an array in descending order in PHP? Example code:

How can I use the curl_exec function to execute a cURL session and get the response in PHP? Example code:

How can I sort an associative array by its keys in PHP? Example code:

How can I use the array_keys function to get an array of keys from an associative array in PHP? Example code:

How can I use an elseif statement in PHP? Example code:

PHP Use Cases with Example Source Code

How can I use the implode function to join an array into a string in PHP? Example code:

How can I use the htmlentities function to convert special characters to HTML entities in PHP? Example code:

How can I use the array_splice function to remove and replace elements in an array in PHP? Example code:

How can I use the array_rand function to get a random key from an array in PHP? Example code:

How can I upload a file using PHP? Example code

How can I use the array_diff function to get the elements in one array that are not in another array in PHP? Example code:

How can I use the curl_setopt_array function to set multiple options for a cURL session in PHP? Example code:

How can I read a file in PHP? Example code:

How can I calculate the sum of an array in PHP? Example code:

How can I use the filemtime function to get the last modified time of a file in PHP? Example code:

How to create drop down menu in PHP with example

How can I replace a substring in a string in PHP? Example code:

How can I convert a string to uppercase in PHP? Example code:

How can I use the fopen and fgets functions to read a file line by line in PHP? Example code:

How can I use a switch statement with multiple cases in PHP? Example code: