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<?php /* * Example: Does the use keyword in PHP closures pass by reference? * * https://stackoverflow.com/a/10869632/367456 */ function bar(&$var) { $foo = function() use ($var) { debug_zval_dump($var); $var++; }; $foo(); }; $my_var = 0; bar($my_var); echo $my_var;
Output for git.master, git.master_jit, rfc.property-hooks
int(0) 0

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