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@ 2014-07-15T13:38:29Z

<?php
function foo() {
    $foo = '';
    function bar() {
        global $foo;
        var_dump($foo);
    }
    var_dump($foo);
}
var_dump($foo);

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

33.26 ms | 402 KiB | 5 Q