{String}
stringToQualifiedName("Hello") => {namespaceIndex: 0, name: "Hello"} stringToQualifiedName("3:Hello") => {namespaceIndex: 3, name: "Hello"} Copy
stringToQualifiedName("Hello") => {namespaceIndex: 0, name: "Hello"} stringToQualifiedName("3:Hello") => {namespaceIndex: 3, name: "Hello"}
{String}