Parse parses f and returns a list of actions.

ParseVerb parses the verb at the beginning of f.

ErrInvalid is returned for invalid format strings or verbs.

The Default value, when no width or precision is provided.

Star is a * value, which may either refer to the next argument (Index == -1) or an explicit argument.

Zero is the implicit zero value.

Argument is an implicit or explicit width or precision.

A Literal value, such as 6 in %6d.