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run code in 150+ php & hhvm versions
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<form enctype="multipart/form-data" method ="post" > <input type="file" name="files" /> <input type="submit" value="DO IT" /> </form> <?php var_dump($_FILES);?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<form enctype="multipart/form-data" method ="post" > <input type="file" name="files" /> <input type="submit" value="DO IT" /> </form> array(0) { }