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GetPlaceholderText

返回当前表单的占位符文本。

继承自 ApiFormBase.GetPlaceholderText。

语法​

expression.GetPlaceholderText();

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​

读取文档中组合框表单内显示的占位符文本。

// How do I find out what placeholder text a combo box form displays in a document?

// Confirm the instructional hint text is set correctly by reading it back from the form.

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