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GetPosInParent

返回当前表单在其父元素中的位置（索引）。

继承自 ApiFormBase.GetPosInParent。

语法​

expression.GetPosInParent();

expression - 表示 ApiCheckBoxForm 类的变量。

参数​

此方法没有任何参数。

返回值​

Number

示例​

确定表单在其父元素中的索引。

// The position is the form's index within its parent paragraph.

// Read a form's position within its paragraph and report it back.

let doc = Api.GetDocument();
let paragraph = doc.GetElement(0);
paragraph.AddText("Field: ");
let form = Api.CreateTextForm({ "key": "Name", "placeholder": "Enter text" });
paragraph.Push(form);
let position = form.GetPosInParent();
let report = Api.CreateParagraph();
report.AddText("The form is at position " + position + ".");
doc.Push(report);