How can PHP developers improve the efficiency and accuracy of their code when converting HTML tags and special characters by implementing custom functions like htmlentitiesOST()?

When converting HTML tags and special characters in PHP, developers can improve efficiency and accuracy by implementing custom functions like htmlentitiesOST(). This function can handle encoding special characters and HTML tags in a single step, reducing the chances of errors and streamlining the code.

function htmlentitiesOST($string){
    return htmlentities($string, ENT_QUOTES, 'UTF-8');
}

// Example usage
$htmlString = '<p>Hello, "World"</p>';
echo htmlentitiesOST($htmlString);