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class BeforeCommand in Drupal 10

Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Ajax/BeforeCommand.php \Drupal\Core\Ajax\BeforeCommand
  2. 9 core/lib/Drupal/Core/Ajax/BeforeCommand.php \Drupal\Core\Ajax\BeforeCommand

An AJAX command for calling the jQuery before() method.

The 'insert/before' command instructs the client to use jQuery's before() method to insert the given HTML content before each of elements matched by the given selector.

This command is implemented by Drupal.AjaxCommands.prototype.insert() defined in misc/ajax.js.

Hierarchy

Expanded class hierarchy of BeforeCommand

See also

http://docs.jquery.com/Manipulation/before#content

Related topics

2 files declare their use of BeforeCommand
AjaxCommandsTest.php in core/tests/Drupal/Tests/Core/Ajax/AjaxCommandsTest.php
ajax_forms_test.module in core/modules/system/tests/modules/ajax_forms_test/ajax_forms_test.module
Mock module for Ajax forms testing.

File

core/lib/Drupal/Core/Ajax/BeforeCommand.php, line 19

Namespace

Drupal\Core\Ajax
View source
class BeforeCommand extends InsertCommand {

  /**
   * Implements Drupal\Core\Ajax\CommandInterface:render().
   */
  public function render() {
    return [
      'command' => 'insert',
      'method' => 'before',
      'selector' => $this->selector,
      'data' => $this
        ->getRenderedContent(),
      'settings' => $this->settings,
    ];
  }

}

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