Server field validator—adds server-side validation to HTML form fields.
服务器字段验证器 —向HTML表单字段添加服务器端验证。
A validator specification used to create some number of field validators.
一个被用来创建一些属性验证的验证规范。
This will also avoid that the widget converter and field validator get out of sync.
这也将会避免部件转换器和域校验器不同步。
It is also possible to define a custom field validator if none of the existing ones fit your needs.
如果没有符合要求的验证程序，也可以定义一个自定义字段验证程序。
Deleting the contents of the field will cause the validator to use the default location again.
删除这个字段的内容会导致验证器再次使用默认位置。
The Last-Modified entity header field value is often used as a cache validator.
Last-Modified实体头部字段值通常用作一个缓存验证器。
To use a custom validator you must add it to the form, passing it field elements on which the validation needs to be applied, as shown in Listing 14.
要使用定制验证器，必须将其添加到表单，并为它传递需要被验证的那些字段元素，如清单 14 所示。
In Listing 1, an alpha-validator was applied to the name field, and the digit's validator was applied to the age field.
在清单1中，一个alpha验证器应用到名字字段中，数字验证器应用到年龄字段中。
You could also just use a plain text field and optionally add a validator, or a date-time field if you actually want the time (+ date) formatted.
你也可以只使用一个纯文本字段和选择添加一个验证器，或日期时间字段如果你真正想要的时间(+日期)格式化。
You could also just use a plain text field and optionally add a validator, or a date-time field if you actually want the time (+ date) formatted.
你也可以只使用一个纯文本字段和选择添加一个验证器，或日期时间字段如果你真正想要的时间(+日期)格式化。
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