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# surround all uppercase characters in the passed parameter with *'s
# and all lowercase characters with _'s
...
$text = "I met this guy, and he looked like he might have been a hat c
+heck clerk at an ice rink, which in fact, he turned out to be.  Let X
+ = X.";
transmogrify($text);
print $text;

# surround all uppercase characters in the passed parameter with *'s
# and all lowercase characters with _'s
...
$text = "I met this guy, and he looked like he might have been a hat c
+heck clerk at an ice rink, which in fact, he turned out to be.  Let X
+ = X.";
$text = transmogrify($text);
print $text;