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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 SqlFunctionISNULL extends SqlFunction { | |
18 | ||
19 | protected static $category = self::CATEGORY_COMPARISON; | |
20 | ||
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21 | protected static $dataType = 'Boolean'; |
22 | ||
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23 | protected static function params(): array { |
24 | return [ | |
25 | [ | |
26 | 'optional' => FALSE, | |
27 | ], | |
28 | ]; | |
29 | } | |
e7f6def6 | 30 | |
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31 | /** |
32 | * @return string | |
33 | */ | |
34 | public static function getTitle(): string { | |
35 | return ts('Is null'); | |
36 | } | |
37 | ||
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38 | /** |
39 | * @return string | |
40 | */ | |
41 | public static function getDescription(): string { | |
42 | return ts('TRUE if the value is NULL, otherwise FALSE.'); | |
43 | } | |
44 | ||
e7f6def6 | 45 | } |