@ 2014-09-09T06:15:31Z <?php
$opt_dupa = 'a';
$o['dupa'] = 'b';
extract((array) $o, EXTR_PREFIX_ALL | EXTR_IF_EXISTS, 'opt');
var_dump($opt_dupa);
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 Fatal error: Uncaught ValueError: extract(): Argument #2 ($flags) must be a valid extract type in /in/qhSY0:4
Stack trace:
#0 /in/qhSY0(4): extract(Array, 7, 'opt')
#1 {main}
thrown in /in/qhSY0 on line 4
Process exited with code 255 . Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 Warning: extract(): Invalid extract type in /in/qhSY0 on line 4
string(1) "a"
Output for 4.3.2 - 4.3.11 , 4.4.0 - 4.4.9 , 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Warning: extract(): Unknown extract type in /in/qhSY0 on line 4
string(1) "a"
Output for 4.3.0 - 4.3.1 Warning: extract() [http://www.php.net/function.extract]: Unknown extract type in /in/qhSY0 on line 4
string(1) "a"
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297.28 ms | 401 KiB | 455 Q