我有我的看法如下textboxforMVC 5個textboxFor data_val_required,data_val
@Html.TextBoxFor(m => m.AdvertModel.Title, new
{
@class = "form-control",
type = "text",
placeholder = "Enter a descriptive title about the item for sale",
id = "Enter a descriptive title",
data_val_required = "The Title field is required.",
data_val = "true"
})
你可以看到我已經添加了data_val_required和data_val屬性做到這一點,這使得如下:
<input id="Enter a descriptive title" class="form-control" type="text" value="" placeholder="Enter a descriptive title about the item for sale" name="Title" data-val-required="The Title field is required." data-val-maxlength-max="100" data-val-maxlength="The field Title must be a string or array type with a maximum length of '100'." data-val="true">
當我運行應用程序並將其保留爲空並單擊提交時,ModelState.isValid始終爲真,當我期望它爲假時,它爲什麼一直說它是真的?
按順序爲了使它成爲'ModelState.isValid',你需要將幾個屬性應用於模型的屬性,比如'[Required]'。簡單地將屬性添加到HTML標籤不會工作。 **注意**:'data_val_required'和'data_val'用於客戶端非侵害性驗證。 – 2015-03-02 07:25:58
顯示你的模型 – 2015-03-02 07:31:28
@JenishRabadiya我沒有在我的模型中的標題變量的必需屬性,我想弄清楚如果上述可能沒有[必需]屬性,並且能夠使用ModelState.isValid – 2015-03-02 07:33:56