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@ 2019-05-19T22:56:41Z

<?php

    function foo(){
        echo "Foo \n";
    }
    
    $foo = 'foo';
    var_dump($foo);  // string(3) "foo"
    echo $foo(); // NULL. Why?

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var_dump: documentation ( source)

preferences:dark modelive preview

55.39 ms | 402 KiB | 5 Q