How to writes symbols in php ?

DEFINE("_EZ_SEARCH_FEET","Min. M2");

It is a language file.
But I want M2 convert like image in the search php form..How?
http://img11.imageshack.us/img11/2317/adszwcg.jpg

SuperScript? Link (http://www.google.co.uk/search?q=superscript)

Sorry but I don't understand.What am I add this code?
DEFINE("_EZ_SEARCH_FEET","Min. M2");

DEFINE("_EZ_SEARCH_FEET","Min. M<SUP>2</SUP>");
I add like this but don't change.

I'm not sure if I understand your question correctly, but you can probably use HTML Special Characters:

Superscript one ( ¹ ) = 185
Superscript two ( ² ) = 178
Superscript three ( ³ ) = 179

(remember specChar format: start with "&#", numerical code, end with ";")

~ Mo

I'm not sure if I understand your question correctly, but you can probably use HTML Special Characters:

Superscript one ( ¹ ) = 185
Superscript two ( ² ) = 178
Superscript three ( ³ ) = 179

(remember specChar format: start with "&#", numerical code, end with ";")

~ Mo

thanks it works,
DEFINE("_EZ_SEARCH_FEET","Min. M²");