add shortcode in template wordpress code example

Example 1: do_shortcode

echo do_shortcode('[name_of_shortcode]');

Example 2: wordpress do shortcode

<?php echo do_shortcode('[name_of_shortcode parameters=""]'); ?>

Example 3: wordpress shortcode

function wp_demo_shortcode() { 

//Turn on output buffering
ob_start();
$code = 'Hello World';
ob_get_clean();

 // Output needs to be return
return $code;
} 

// register shortcode
add_shortcode('helloworld', 'wp_demo_shortcode');

Example 4: php shortcode wordpress return content with shortcodes

return do_shortcode($content);