How can I trim whitespace from the beginning and end of a string in PHP? Example code:

Listen

$string = "  Hello World   ";

echo trim($string);

How to create drop down menu in PHP with example

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_pop function to remove the last element from an array in PHP? Example code:

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

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

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

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

How can I redirect to another page in 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 to send SMS using PHP program (full code sample included)

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

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

What is PHP code?

How can I create a class 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 calculate the difference between two dates in PHP? Example code:

How can I use an if-else statement 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 generate a random number in PHP? Example code

How can I validate a form using PHP? Example code

PHP Use Cases with Example Source Code

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

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

How can I use the array_splice function to remove and replace elements in an array in PHP? Example code:

How can I send an email using PHP? Example code

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

How can I use the array_intersect function to get the common elements between two or more arrays 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:

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

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