What are some best practices for efficiently manipulating and extracting data from strings in PHP?

When manipulating and extracting data from strings in PHP, it is important to use built-in functions and methods to efficiently achieve the desired results. Some best practices include using functions like strpos(), substr(), preg_match(), and explode() to extract specific data from strings. Regular expressions can also be useful for more complex pattern matching.

// Example: Extracting a specific substring from a string using strpos() and substr()

$string = "Hello, World!";
$position = strpos($string, ",");
$substring = substr($string, 0, $position);

echo $substring; // Output: Hello