Clear

清除当前表单。

继承自 ApiFormBase.Clear。

语法

expression.Clear();

expression - 表示 ApiTextForm 类的变量。

参数

此方法没有任何参数。

返回值

boolean

示例

从文档中的文本输入字段中移除输入的值。

// How do I wipe the content of a text field without removing the field itself in a document?

// Reset a text entry area to its empty state in a document.

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