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

Listen

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, "http://example.com");

curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);

curl_close($ch);

echo $response;

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

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

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

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

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

How can I sort an array 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 array_diff function to get the elements in one array that are not in another array in PHP? Example code:

How can I use the json_decode function to convert a JSON string to an array or object in PHP? Example code:

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

How can I use the array_reduce function to apply a function to each element of an array and reduce it to a single value in PHP? Example code:

How can I check if a variable is set 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 array_rand function to get a random key from an array in PHP? Example code:

How can I sort an associative array by its values in PHP? Example code:

How can I create a multidimensional array in PHP? Example code:

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

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

How can I check if a string starts with a certain substring 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 use the implode function to join an array into a string 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 fopen and fgets functions to read a file line by line in PHP? Example code:

How can I use a while loop 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 filemtime function to get the last modified time of 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 connect to a MySQL database using PHP? Example code.

How can I add days to a date in PHP? Example code:

PHP Use Cases with Example Source Code