note 71331 added to function.eval
| From: | php dot net at laurillard dot com | Date: | Thu, 23 Nov 2006 01:41:42 +0000 |
| Subject: | note 71331 added to function.eval | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-120000@lists.php.net to get a copy of this message | ||
To my surprise (coming from a Javascript background), the eval()-function did not work as I
expected:
<?php
$username = "patrick";
$tekst = "rname";
eval("echo \$use" . $tekst ); /// error
echo eval("\$use" . $tekst); /// error
echo ${"use" . $tekst}; /// success: returns 'patrick'
?>
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Server IP: 66.207.199.35
Probable Submitter: 24.81.24.79
----
Manual Page -- http://www.php.net/manual/en/function.eval.php
Edit -- https://master.php.net/note/edit/71331
Del: integrated -- https://master.php.net/note/delete/71331/integrated
Del: useless -- https://master.php.net/note/delete/71331/useless
Del: bad code -- https://master.php.net/note/delete/71331/bad+code
Del: spam -- https://master.php.net/note/delete/71331/spam
Del: non-english -- https://master.php.net/note/delete/71331/non-english
Del: in docs -- https://master.php.net/note/delete/71331/in+docs
Del: other reasons-- https://master.php.net/note/delete/71331
Reject -- https://master.php.net/note/reject/71331
Search -- https://master.php.net/manage/user-notes.php