Function to judge a character is upper case or lower case
April 12th, 2008 — adminfunction isLowerCase($char){
if(chr($char)>=97 AND chr($char)<=122)
return true;
else
return false;
}
function isUpperCase($char){
if(chr($char)>=65 AND chr($char)<=90)
return true;
else
return false;
}