module_exists

Versions
5 – 7: module_exists($module)

Determine whether a given module exists.

Parameters

$module The name of the module (without the .module extension).

Return value

TRUE if the module is both installed and enabled.

▸ 30 functions call module_exists()

▾ 30 functions call module_exists()

block_admin_display_form in modules/block/block.admin.inc: Generate main blocks administration form.
block_help in modules/block/block.module: Implementation of hook_help().
blogapi_mt_validate_terms in modules/blogapi/blogapi.module: Blogging API helper - find allowed taxonomy terms for a node type.
chameleon_node in themes/chameleon/chameleon.theme
contact_help in modules/contact/contact.module: Implementation of hook_help().
hook_search in developer/hooks/core.php: Define a custom search routine.
language_list in includes/bootstrap.inc: Get a list of languages set up indexed by the specified key
menu_get_active_help in includes/menu.inc: Returns the help associated with the active menu item.
module_disable in includes/module.inc: Disable a given set of modules.
node_admin_nodes in modules/node/node.admin.inc: Form builder: Builds the node administration overview.
node_filters in modules/node/node.admin.inc: List node administration filters that can be applied.
node_revision_revert_confirm_submit in modules/node/node.pages.inc
node_search in modules/node/node.module: Implementation of hook_search().
path_admin_overview in modules/path/path.admin.inc: Return a listing of all defined URL aliases. When filter key passed, perform a standard search on the given key, and return the list of matching URL aliases.
phptemplate_preprocess_page in themes/garland/template.php: Override or insert PHPTemplate variables into the templates.
system_admin_by_module in modules/system/system.admin.inc: Menu callback; prints a listing of admin tasks for each installed module.
system_help in modules/system/system.module: Implementation of hook_help().
system_modules in modules/system/system.admin.inc: Menu callback; provides module enable/disable interface.
system_requirements in modules/system/system.install: Test and report Drupal installation requirements.
system_theme_settings in modules/system/system.admin.inc: Form builder; display theme configuration for entire site and individual themes.
system_update_6018 in modules/system/system.install: Add HTML corrector to HTML formats or replace the old module if it was in use.
template_preprocess_block_admin_display_form in modules/block/block.admin.inc: Process variables for block-admin-display.tpl.php.
template_preprocess_node in includes/theme.inc: Process variables for node.tpl.php
theme_aggregator_block_item in modules/aggregator/aggregator.module: Format an individual feed item for display in the block.
theme_get_settings in includes/theme.inc: Retrieve an associative array containing the settings for a theme.
theme_system_modules in modules/system/system.admin.inc: Theme callback for the modules form.
trigger_access_check in modules/trigger/trigger.module: Access callback for menu system.
update_results_page in ./update.php
user_edit_form in modules/user/user.module
_block_get_cache_id in modules/block/block.module: Assemble the cache_id to use for a given block.

Code

includes/module.inc, line 228

<?php
function module_exists($module) {
  $list = module_list();
  return array_key_exists($module, $list);
}
?>

module_exists

Parameters

Return value

▸ 30 functions call module_exists()

▾ 30 functions call module_exists()

Code

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