Converts lowercase characters to their corresponding uppercase characters

atom_upper(+Atom, ?UpperAtom)

Converts all lowercase characters in Atom to the corresponding uppercase characters and unifies the result with UpperAtom.

Arguments

Atom                 atom
UpperAtom            atom

Examples

atom_upper('HeLlO world', T)

->

T = 'HELLO WORLD'

See also

Up read on...