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

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

session_start();
$_SESSION["username"] = "johndoe";
echo "Session variable created";

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

PHP Use Cases with Example Source Code

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

How can I use the curl_init function to initialize a cURL session in PHP? Example code:

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

How can I retrieve data from a MySQL database using 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 shuffle an array in PHP? Example code:

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

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

How can I use the array_search function to search for a value in an array and return its key 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 htmlentities function to convert special characters to HTML entities 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 a ternary operator in PHP? Example code:

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

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

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

How can I prevent SQL injection in PHP?

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

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

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

How can I use the array_chunk function to split an array into chunks in PHP? Example code: