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

Listen

$file_contents = "Hello World!";

file_put_contents("example.txt", $file_contents);

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

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

How can I use the htmlspecialchars function to convert special characters to HTML entities 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 check if a variable is set in PHP? Example code:

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

How can I send an email using 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 use the str_replace function to replace multiple substrings in a string in PHP? Example code:

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

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

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

How can I use the glob function to get a list of files that match a pattern in PHP? Example code:

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

How can I use the array_unique function to remove duplicate elements from an array in PHP? Example code:

How can I use a conditional statement 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 upload a file using 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 fopen and fgets functions to read a file line by line in 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 mkdir function to create a directory in PHP? Example code:

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

How can I use a try-catch block in PHP? Example code:

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

How can I delete a file 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:

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