Applies one or more replacement rules to a string.
StringReplace["string", s -> sp]
StringReplace["string", {s1 -> sp1, s2 -> sp2, …}]
StringReplace["string", srules, n]
StringReplace[{s1, s2, …}, srules]
StringReplace[srules]
StringReplace["Hello world", "world" -> "moon"]
→ Hello moonStringReplace["abc", RegularExpression["(b)"] :> "<" <> "$1" <> ">"]
→ a<b>c- IgnoreCase — default False