https://wiki.nullpon.moe/ 2026-05-04T21:34:45+00:00 https://wiki.nullpon.moe/ https://wiki.nullpon.moe/_media/wiki/dokuwiki.svg text/html 2022-11-25T08:12:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.nullpon.moe/golang/validator?rev=1669363954&do=diff validator go-playground/validator * <https://pkg.go.dev/github.com/go-playground/validator/v10> 使い方 package main import ( "fmt" "time" "github.com/go-playground/validator/v10" ) type Plan struct { From time.Time `validate:"required"` // required は 必須項目 To time.Time `validate:"required,gtefield=From"` // gtefield=From は Fromより大きい値であること Rank string `validate:"required,oneof='A' 'B' 'C'"` // oneof='A' 'B' 'C' は A B Cいずれかの値であること Point int `validate:"required,point_and_ra…