Wiki Snippets

Action Hook is used to run custom functions at a specific point during the execution of WordPress Core. Filter Hook is used to modify or customize and return data used by other functions.

function my_function() { global $wpdb; $wpdb->update(’wp_my_appointments’, array( ‘title’ => ‘Msc’, ‘msg’ => ‘Message’ ),array(id => 3)); }

function my_function() { global $wpdb; $wpdb->insert(’wp_my_appointments’, array( ‘title’ => ‘Mr’, ‘msg’ => ‘Message’ ),array( ‘%s’, ‘%s’)); }

function my_function() { global $wpdb; $appointments = $wpdb->get_results("SELECT * FROM wp_my_appointments;"); echo ‘<pre>’; print_r($appointments); }

$to = ‘your@emailaddress.com’; $subject = ‘The subject’; $body = ‘The email body content’; $headers = array(’Content-Type: text/html; charset=UTF-8’);   wp_mail( $to, $subject, $body, $headers );