api-8.x-1.x-dev/tests/files/sample2/sample2.php

<?php

/**
 * @file
 * A sample file to make as a new project.
 */

/**
 * @defgroup another_group A great topic
 *
 * Say something interesting about classes here.
 *
 * @see sample_function()
 */

/**
 * A second sample function.
 *
 * This function links to the first sample function, with both see and link,
 * to verify that links work across projects. The see link is at the bottom.
 * Here is the link:
 * @link samp_GRP-6.x Link to the samples group @endlink
 *
 * Here we use the sample_in_code_links(), $sample_global, SAMPLE_CONSTANT in
 * the text. These should all turn into links. So should a reference to the
 * sample.php file.
 *
 * @see sample_in_code_links()
 */
function second_sample_function() {
  // Use global variable, constant, and function from the sample project in the
  // function body and verify that they turn into links.
  global $sample_global;

  $sample_global = SAMPLE_CONSTANT;

  $foo = sample_function('a', 'b');
  $bar = sample_class_function('x');

  // Test code for formatting variables inside strings. See issue
  // https://www.drupal.org/project/api/issues/2926278
  // and note that the pretty printer puts {} around variables inside
  // strings, even if they weren't present, so the test code has the {} there.
  $foobar = "{$foo} and {$bar}";
}

/**
 * This project/branch's version of the sample function.
 *
 * For testing of links.
 */
function sample_function() {
}