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 curl_setopt_array function to set multiple options for a cURL session in PHP? Example code:

How can I use the array_intersect function to get the common elements between two or more arrays in PHP? Example code:

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

How can I use the is_writable function to check if a file is writable in PHP? Example code:

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

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

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

How can I use the array_chunk function to split an array into chunks in PHP? Example code:

How can I use the copy function to copy a file in PHP? Example code:

How can I use the fopen and fwrite functions to write a string to a file in PHP? Example code:

How can I use a conditional statement in PHP? Example code

How can I use the array_map function to apply a function to each element of an array in PHP? Example code:

How to send SMS using PHP program (full code sample included)

How can I format a number with commas in PHP? Example code:

How can I check if a string ends with a certain substring in PHP? Example code:

How can I generate a random string 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 delete a file 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 array_rand function to get a random key from an array in PHP? Example code:

How can I use the array_merge function to merge two or more arrays in PHP? Example code:

How can I use the array_walk function to apply a function to each element of an array in PHP? Example code:

How can I get the current date and time in PHP? Example code:

How can I format a date in PHP? Example code:

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

How can I trim whitespace from the beginning and end of a string 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 can I use the curl_init function to initialize a cURL session in PHP? Example code:

How can I prevent SQL injection in PHP?

How can I send an email using PHP? Example code