{"id":7222,"date":"2021-09-07T06:29:25","date_gmt":"2021-09-06T21:29:25","guid":{"rendered":"https:\/\/yumishin.com\/?p=7222"},"modified":"2021-09-09T06:22:47","modified_gmt":"2021-09-08T21:22:47","slug":"validation-lambda","status":"publish","type":"post","link":"https:\/\/yumishin.com\/?p=7222","title":{"rendered":"\u3010Rails\u3011validation\u306b\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3046"},"content":{"rendered":"

\u306f\u3044\u3069\u3046\u3082\u3001\u4eca\u56de\u306fvalidation\u306b\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3063\u3066\u3044\u308b\u30bd\u30fc\u30b9\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u3053\u3093\u306a\u4f7f\u3044\u65b9\u304c\u3067\u304d\u308b\u3093\u3060\u3068\u601d\u3063\u3066\u3001\u8abf\u3079\u305f\u3053\u3068\u3092\u307e\u3068\u3081\u3066\u304a\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u3010Rails\u3011validation\u306b\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3046<\/h2>\n

\u7d50\u8ad6<\/h3>\n

\u3053\u306e\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001validation\u3057\u3066\u6b32\u3057\u304f\u306a\u3044\u306a\u3041\u3002\u3068\u304b\u3001\u3053\u306e\u6642\u306b\u3060\u3051validation\u8d70\u308b\u3088\u3046\u306b\u3057\u305f\u3044\u306a\u3041\u3002\u3068\u304b\u8a00\u3046\u3068\u304d\u306b\u4f7f\u3048\u307e\u3059\uff01<\/p>\n

if\u6587\u306b\u6761\u4ef6\u3092\u6e21\u3059\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u306d\u3002<\/p>\n

\u3061\u3087\u3063\u3068\u8a73\u3057\u304f<\/h3>\n

\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u304c\u3042\u3063\u305f\u3068\u3057\u307e\u3059\u3002<\/p>\n

<\/i> \u30b3\u30fc\u30c9<\/span><\/p>\n
validates :password, unless: -> { password.blank? }<\/code><\/pre>\n<\/div>\n
\u3053\u308c\u306f\u3069\u3046\u8a00\u3046\u3053\u3068\u304b\u3068\u3044\u3046\u3068\u3001<\/p>\n
\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u304b\u3051\u3066\u304f\u3060\u3055\u3044\u3088\u3002\u305f\u3060\u3057\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u3001\u7a7a\u3058\u3083\u306a\u3044\u5834\u5408\u3067\u3059\u3002<\/p>\n
\u3068\u8a00\u3046\u3053\u3068\u3067\u3059\u306d\u3002<\/p>\n
\u3064\u307e\u308a\u3082\u3057\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u7a7a\u306e\u6642\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u8d70\u3089\u306a\u3044\u3068\u8a00\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u30e9\u30e0\u30c0\u3082\u5f53\u7136Proc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u3072\u3068\u3064\u3067\u3059\u304b\u3089\u3001Proc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e21\u3057\u3066\u3082\u3001\u540c\u3058\u3088\u3046\u306b\u4f7f\u3048\u307e\u3059\u3002<\/p>\n
\u3068\u306b\u304b\u304f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u3042\u308b\u7279\u5b9a\u306e\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u306e\u6642\u3060\u3051\u304b\u3051\u305f\u3044\u3001\u3068\u8a00\u3046\u3053\u3068\u304c\u3042\u308c\u3070\u3001\u305c\u3072\u4f7f\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u306f\u3044\u3069\u3046\u3082\u3001\u4eca\u56de\u306fvalidation\u306b\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3063\u3066\u3044\u308b\u30bd\u30fc\u30b9\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u3053\u3093\u306a\u4f7f\u3044\u65b9\u304c\u3067\u304d\u308b\u3093\u3060\u3068\u601d\u3063\u3066\u3001\u8abf\u3079\u305f\u3053\u3068\u3092\u307e\u3068\u3081\u3066\u304a\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u3010Rails\u3011validation\u306b\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3046 \u7d50\u8ad6 \u3053\u306e … <\/p>\n","protected":false},"author":1,"featured_media":7224,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[256],"tags":[],"class_list":{"0":"post-7222","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-it","8":"entry"},"_links":{"self":[{"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/posts\/7222","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yumishin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7222"}],"version-history":[{"count":2,"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/posts\/7222\/revisions"}],"predecessor-version":[{"id":7234,"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/posts\/7222\/revisions\/7234"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yumishin.com\/index.php?rest_route=\/wp\/v2\/media\/7224"}],"wp:attachment":[{"href":"https:\/\/yumishin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7222"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yumishin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7222"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yumishin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}