英数混在<br>OqRnfuHtjctiUM7eCoig3mhD2YMNbMhPMnCHcfGGHHvhVE4YxqhpxFrFOtJns3M5P4NxnLbXRqQINVLhMFMKT7thcup46Cr4jYns<br><br />
<b>Fatal error</b>:  Uncaught Error: Undefined constant &quot;all&quot; in /home/genkikko/genkikko.net/public_html/blog.genkikko.net/etc/rand_str_test.php:7
Stack trace:
#0 {main}
  thrown in <b>/home/genkikko/genkikko.net/public_html/blog.genkikko.net/etc/rand_str_test.php</b> on line <b>7</b><br />