Can anyone explain me this: 
$char = 'a';

while ($char lt 'z')
{
   print $char;
   $char++;
}

[download]
prints as expected the characters (a..y) but if I change lt in le in the while expression: 
while ( $char le 'z' )

[download]
it prints (a..yz) instead of the expected (a..z)

Originally posted as a Categorized Question.

In reply to lt versus le in string comparision by Len

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