How to get ID of current page in TYPO3

Question

I'm using TYPO3 v8, how can I get the id of the current page that I'm editing in the backend?

Answer 1

You can get current PageId like this.

in Controller file.

$currentPid = $GLOBALS['TSFE']->id

Using Typoscript.

temp.page_uid = TEXT
temp.page_uid.field = uid