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Backbone.jsアプリケーション開発ガイド
book

Backbone.jsアプリケーション開発ガイド

by Addy Osmani, 牧野 聡
February 2014
Intermediate to advanced
372 pages
7h
Japanese
O'Reilly Japan, Inc.
Content preview from Backbone.jsアプリケーション開発ガイド
7.7
 モデルのより良い検証
167
7.7.3
Backbone.validateAll
上記のようなシナリオに対するより良い解決策は、
Backbone.validateAll
というプラグイン
https://github.com/gfranko/Backbone.validateAll
)を利用するというものです。このプラグイン
@gfranko
https://github.com/gfranko
)によって開発されました。モデル内の特定のプロパティ
(あるいはフォーム内の特定のフィールド)についてのみ検証を行い、他のプロパティ(あるいは
フィールド)について心配しなくて済むようにすることが目的です。
このプラグインを使い、部分的なユーザーのモデルと
validate
メソッドを用意した例は以下の
ようになります。
// User
モデルを新規作成します
var User = Backbone.Model.extend({
//
正規表現のパターン
patterns: {
specialCharacters: '[^a-zA-Z 0-9]+',
digits: '[0-9]',
email: '^[a-zA-Z0-9._-]+@[a-zA-Z0-9][a-zA-Z0-9.-]*[.]{1}[a-zA-Z]{2,6}$'
},
//
検証用の関数
validators: {
minLength: function(value, minLength) {
return value.length ...
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Publisher Resources

ISBN: 9784873116587Other