How can I use the filesize function to get the size of a file in PHP? Example code:

Listen

$file = "/path/to/file.txt";

$file_size = filesize($file);

echo $file_size;

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

How can I generate a random string in PHP? Example code:

How can I create a class in PHP? Example code:

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

How can I use the array_pop function to remove the last element from an array in PHP? Example code:

How can I validate a form using PHP? Example code

How can I write to a CSV file in PHP? Example code:

How can I use the rename function to rename a file or directory in PHP? Example code:

How can I use the scandir function to get a list of files and directories in a directory in PHP? Example code:

How can I use the array_slice function to get a portion of an array in PHP? Example code:

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

How can I shuffle an array in PHP? Example code:

Get User IP Address using PHP – Source Code + Demo

How can I calculate the difference between two dates in PHP? Example code:

How can I use an elseif statement 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 check if a string contains a certain substring in PHP? Example code:

How can I send an email using PHP? Example code

How can I use the array_filter function to filter an array based on a condition in PHP? Example code:

How can I use the in_array function to check if an element exists in an array in PHP? Example code:

PHP Use Cases with Example Source Code

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

How can I use the array_values function to get an array of values from an associative 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 use a try-catch block 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 the fgetcsv function to read a CSV file into an array in PHP? Example code:

How to create drop down menu in PHP with example