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@ 2015-10-14T17:44:56Z

<?php

$strImageFile = "../a..../sdf/dfgh/dfgh.jpg";

    // Actually fix the directory traversal vulnerability...
    while (strpos($strImageFile, "../") !== false) {
        $strImageFile = str_replace("../", "", $strImageFile);
    }

print $strImageFile;

?>

Output
Performance
VLD
References
Branches

strpos: documentation ( source)
str_replace: documentation ( source)

preferences:dark modelive preview

45.92 ms | 402 KiB | 5 Q