note 130635 added to language.operators.comparison

This might be obvious to some, but it's worth mentioning it explicitly: The null-coalescing operator is a short-circuiting operator, meaning the right part will not be evaluated at all if it is not used. // expensiveInitialization() will never be called if $b is not null. $a = $b ?? expensiveInitialization(); ---- Server IP: 206.189.2.9 Probable Submitter: 85.195.255.242 ---- Manual Page -- https://php.net/manual/en/language.operators.comparison.php Edit -- https://main.php.net/note/edit/130635 Del: integrated -- https://main.php.net/note/delete/130635/integrated Del: useless -- https://main.php.net/note/delete/130635/useless Del: bad code -- https://main.php.net/note/delete/130635/bad+code Del: spam -- https://main.php.net/note/delete/130635/spam Del: non-english -- https://main.php.net/note/delete/130635/non-english Del: in docs -- https://main.php.net/note/delete/130635/in+docs Del: other reasons-- https://main.php.net/note/delete/130635 Reject -- https://main.php.net/note/reject/130635 Search -- https://main.php.net/manage/user-notes.php