function system_default_region in Drupal 10

Same name and namespace in other branches

1. 8 core/modules/system/system.module \system_default_region()
2. 4 modules/system.module \system_default_region()
3. 5 modules/system/system.module \system_default_region()
4. 6 modules/system/system.module \system_default_region()
5. 7 modules/system/system.module \system_default_region()
6. 9 core/modules/system/system.module \system_default_region()

Gets the name of the default region for a given theme.

Parameters

$theme: The name of a theme.

Return value

A string that is the region name.

4 calls to system_default_region()

Block::preSave in core/modules/block/src/Entity/Block.php

Acts on an entity before the presave hook is invoked.

BlockRebuildTest::testRebuildInvalidBlocks in core/modules/block/tests/src/Kernel/BlockRebuildTest.php

@covers ::block_rebuild

block_rebuild in core/modules/block/block.module

Implements hook_rebuild().

block_theme_initialize in core/modules/block/block.module

Assigns an initial, default set of blocks for a theme.

File

core/modules/system/system.module, line 942

Configuration system that lets administrators modify the workings of the site.

Code

function system_default_region($theme) {
  $regions = array_keys(system_region_list($theme, REGIONS_VISIBLE));
  return $regions[0] ?? '';
}