SetRequired

指定当前表单是否为必填项。

语法

expression.SetRequired(bRequired);

expression - 表示 ApiTextForm 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

此示例指定当前表单是否应为必填项。

// How to make a text form required.

// Make sure that there is an answer to the text form.

let doc = Api.GetDocument();
let textForm = Api.CreateTextForm({"key": "Personal information", "tip": "Enter your first name", "placeholder": "First name", "comb": true, "maxCharacters": 10, "cellWidth": 3, "multiLine": false, "autoFit": false});
let paragraph = doc.GetElement(0);
paragraph.AddElement(textForm);
textForm.SetRequired(true);
let required = textForm.IsRequired();
paragraph = Api.CreateParagraph();
paragraph.AddText("The first form from this document is required: " + required);
doc.Push(paragraph);