*printfformat
占位符列表
%v%+v%v%#v%T%%%ttruefalse%b%cUnicode%d%o%xa-f%XA-F%UUnicodeU+1234U+%04X%q%b-123456p-78%e-1234.456e+78%E-1234.456E+78%f123.456%F%f%g%e%f%G%E%F%s[]byte%q%xa-f%XA-F%p0x%f%9f%.2f%9.2f%9.f+%q%+q%x%X% x% X-#0%#o0x%#x0X%#X0x%#p%q%#q%U%#U000
参考资料

  • https://pkg.go.dev/fmt

  • https://www.liwenzhou.com/posts/Go/go_fmt/