note 77516 added to language.exceptions
| From: | (php@ideacode.com) | Date: | Sat, 01 Sep 2007 22:33:56 +0000 |
| Subject: | note 77516 added to language.exceptions | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-130078@lists.php.net to get a copy of this message | ||
Note that throw is a language construct (see http://php.net/manual/en/reserved.php) not a
function, which prevents you from using compact expressions such as:
<?php
function inverse($v) {
is_numeric($v) or throw new BadArgumentException();
// ... snip
}
?>
So, you can emulate it with a little wrapper:
<?php
function toss($e) { throw $e; }
function inverse($v) {
is_numeric($v) or toss(new BadArgumentException());
// ... snip
}
?>
Because the Exception is instantiated in the same place, the stack trace inside the exception is the
same.
http://bytejar.com/ - Software Lessons Learned the Hard Way
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Manual Page -- http://www.php.net/manual/en/language.exceptions.php
Edit -- https://master.php.net/note/edit/77516
Del: integrated -- https://master.php.net/note/delete/77516/integrated
Del: useless -- https://master.php.net/note/delete/77516/useless
Del: bad code -- https://master.php.net/note/delete/77516/bad+code
Del: spam -- https://master.php.net/note/delete/77516/spam
Del: non-english -- https://master.php.net/note/delete/77516/non-english
Del: in docs -- https://master.php.net/note/delete/77516/in+docs
Del: other reasons-- https://master.php.net/note/delete/77516
Reject -- https://master.php.net/note/reject/77516
Search -- https://master.php.net/manage/user-notes.php