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IsRequired

检查当前表单是否为必填项。

继承自 ApiFormBase.IsRequired。

语法​

expression.IsRequired();

expression - 表示 ApiComplexForm 类的变量。

参数​

此方法没有任何参数。

返回值​

boolean

示例​

检查文档中的复合表单是否被标记为必填。

// How do I find out if a form must be filled out in a document?

// Confirm a form's required status before submitting or processing the document.

let doc = Api.GetDocument();
let complexForm = Api.CreateComplexForm({"key": "Complex1", "required": true});
let paragraph = doc.GetElement(0);
paragraph.AddElement(complexForm);
let required = complexForm.IsRequired();
paragraph = Api.CreateParagraph();
paragraph.AddText("The first form from this document is required: " + required);
doc.Push(paragraph);