How can I use an if-else statement in PHP? Example code:

Listen

$age = 30;

if ($age >= 18) {
    echo "You are an adult";
} else {
    echo "You are not an adult";
}

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

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

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

PHP Use Cases with Example Source 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 fopen and fgets functions to read a file line by line in PHP? Example code:

How can I use the array_push function to add an element to an array in PHP? Example code:

How to code in PHP

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

How can I use the array_unshift function to add an element to the beginning of an array in PHP? Example code:

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

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

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

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

How can I use the filesize function to get the size of a file 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 generate a random 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:

What is PHP code?

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

How can I check if a variable is set 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 multidimensional array in PHP? Example code:

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

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

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