- substr: documentation ( source)
- str_replace: documentation ( source)
- strrpos: documentation ( source)
- realpath: documentation ( source)
<?php
echo "FILE:".__FILE__."\n";
print "Result".realpath(substr(__FILE__, 0, strrpos(str_replace('\\', '/', __FILE__), '/')).'/../../inc/').'/';
echo "\nDONE";
?>