toUpper s
i1 : toUpper "A b C d E f" o1 = A B C D E F
The object toUpper is a function closure.
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Macaulay2Doc/ov_strings.m2:456:0.