GetRole

返回当前表单的角色。

继承自 ApiFormBase.GetRole。

语法

expression.GetRole();

expression - 表示 ApiComboBoxForm 类的变量。

参数

此方法没有任何参数。

返回值

string

示例

读取文档中分配给组合框表单的角色。

// How do I check the role of a combo box form in a document?

// Determine the purpose of a combo box within a form by inspecting its assigned role.

let doc = Api.GetDocument();
let comboBoxForm = Api.CreateComboBoxForm({"key": "Personal information", "tip": "Choose your country", "required": true, "placeholder": "Country", "editable": false, "autoFit": false, "items": ["Latvia", "USA", "UK"]});
let paragraph = doc.GetElement(0);
paragraph.AddElement(comboBoxForm);
let role = comboBoxForm.GetRole();
paragraph = Api.CreateParagraph();
paragraph.AddText("Form role: " + role);
doc.Push(paragraph);