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

Listen

$i = 0;

while ($i < 10) {
    echo $i . "<br>";
    $i++;
}

How can I use the file_get_contents function to read the contents of a file into a string in PHP? Example code:

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

How can I convert a string to lowercase 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 send an email using PHP? Example code

Get User IP Address using PHP – Source Code + Demo

How can I use the strrev function to reverse a string in PHP? Example code:

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

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

How can I use the array_reverse function to reverse the order of an array in PHP? Example code:

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

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

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

How can I create a session variable in PHP? Example code

How can I use a regular expression to match a pattern in a string in PHP? Example code:

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

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

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

How can I use the is_writable function to check if a file is writable 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 use the array_merge function to merge two or more arrays 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 curl_setopt function to set options for a cURL session 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 check if a string ends with a certain substring 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 calculate the difference between two dates in PHP? Example code:

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

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