Convert number to ordinal string.
num must be a real positive integer which will be converted to a string with its ordinal form ord.
iptnum2ordinal (1) ⇒ first iptnum2ordinal (12) ⇒ twelfth iptnum2ordinal (21) ⇒ 21st
See also: num2str, sprintf, int2str, mat2str.
Package: image