SetRequired
指定当前表单是否为必填项。
语法
expression.SetRequired(bRequired);
expression - 表示 ApiDateForm 类的变量。
参数
| 名称 | 必需/可选 | 数据类型 | 默认值 | 描述 |
|---|---|---|---|---|
| bRequired | 必需 | boolean | 定义当前表单是否为必填项（true）或非必填项（false）。 |
返回值
boolean
示例
在文档中将日期表单标记为必填。
// How do I make a date form mandatory in a document?
// Enable the required flag on a date form and confirm the setting is active in a document.
let doc = Api.GetDocument();
let dateForm = Api.CreateDateForm({"key": "Nowadays", "tip": "Enter current date", "required": false, "placeholder": "Your date here", "format": "mm.dd.yyyy", "lang": "en-US"});
let paragraph = doc.GetElement(0);
paragraph.AddElement(dateForm);
dateForm.SetRequired(true);
let required = dateForm.IsRequired();
paragraph = Api.CreateParagraph();
paragraph.AddText("The first form from this document is required: " + required);
doc.Push(paragraph);