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new System()
$system->accounts()

Check for a writable accounts folder
$system->content()

Check for a writable content folder
$system->curl()

Check for an existing curl extension
$system->exposedFileUrl()

Returns the URL to the file within a system folder if the file is located in the document root. Otherwise it will return null.
$system->folderUrl()

Returns the URL to a system folder if the folder is located in the document root. Otherwise it will return null.
$system->indexUrl()

Returns the app's human-readable index URL without scheme
$system->init()

Create the most important folders if they don't exist yet
$system->isInstallable()

Check if the panel is installable.
$system->isInstalled()

Check if Kirby is already installed
$system->isLocal()

Check if this is a local installation
$system->isOk()

Check if all tests pass
$system->license()

Loads the license file and returns the license information if available
$system->loginMethods()

Returns the configured UI modes for the login form with their respective options
$system->mbString()

Check for an existing mbstring extension
$system->media()

Check for a writable media folder
$system->php()

Check for a valid PHP version
$system->plugins()

Returns a sorted collection of all installed plugins
$system->register()

Validates the license key and adds it to the .license file in the config folder if possible.
$system->server()

Check for a valid server environment
$system->serverSoftware()

Returns the detected server software
$system->sessions()

Check for a writable sessions folder
$system->status()

Get an status array of all checks
$system->title()

Returns the site's title as defined in the content file or site.yml blueprint
$system->toArray()
$system->updateStatus()

Returns the update status object unless the update check for Kirby has been disabled
System::upgradeContent()

Upgrade to the new folder separator

$system->isInstalled()

Check if Kirby is already installed

kirby/src/Cms/System.php#L219

$system->isInstalled(): bool

Return type

bool

Parent class

Kirby\Cms\System

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