fmt package - fmt - Go PackagesPackage fmt implements formatted I/O with functions analogous to C's printf and scanf. The format 'verbs' are derived from C's but are simpler. Printing ¶The verbs: General: %v the value in a default format when printing structs, the plus flag (%+v) adds field names %#v a Go-syntax representation of the value (floating-point infinities and NaNs print as ±Inf and NaN) %T a Go-syntax representation
