Civi/Api4/Query/SqlFunctionNULLIF.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | Copyright CiviCRM LLC. All rights reserved.                        |
   5  |                                                                    |
   6  | This work is published under the GNU AGPLv3 license with some      |
   7  | permitted exceptions and without any warranty. For full license    |
   8  | and copyright information, see https://civicrm.org/licensing       |
   9  +--------------------------------------------------------------------+
  10  */
  11
  12 namespace Civi\Api4\Query;
  13
  14 /**
  15  * Sql function
  16  */
  17 class SqlFunctionNULLIF extends SqlFunction {
  18
  19   public $supportsExpansion = TRUE;
  20
  21   protected static $category = self::CATEGORY_COMPARISON;
  22
  23   protected static $params = [
  24     [
  25       'expr' => 1,
  26       'optional' => FALSE,
  27     ],
  28     [
  29       'expr' => 1,
  30       'optional' => FALSE,
  31     ],
  32   ];
  33
  34   /**
  35    * @return string
  36    */
  37   public static function getTitle(): string {
  38     return ts('Null if');
  39   }
  40
  41 }