function render_example_cache_expensive

A potentially expensive function.

Return value

string Some demo text.

Related topics

Example: Render
Demonstrate how render arrays are arranged and how they can be altered.
This alters blocks and the page to show the actual render array
that is being used to create each item.
1 call to render_example_cache_expensive()
render_example_cache_pre_render in render_example/render_example.module
A '#pre_render' function.

File

render_example/render_example.module, line 205

Code

function render_example_cache_expensive() {
    $interval = 60;
    $time_message = t('The current time was %time when this was cached. Updated every %interval seconds', array(
        '%time' => date('r'),
        '%interval' => $interval,
    ));
    // Uncomment the following line to demonstrate that this function is not
    // being run when the rendered array is cached.
    // drupal_set_message($time_message);
    return $time_message;
}