RemoveAllElements

从当前段落中移除所有元素。 💡 当从段落中移除所有元素时，将自动创建一个新的空 Run。如果要向此 Run 添加 内容，请使用 ApiParagraph#GetElement 方法。

语法

expression.RemoveAllElements();

expression - 表示 ApiParagraph 类的变量。

参数

此方法没有任何参数。

返回值

boolean

示例

此示例从当前段落中移除所有元素。

// How to clear a content from the paragraph.

// Create a paragraph, add a text to it then delete all elements from it.

let worksheet = Api.GetActiveSheet();
let fill = Api.CreateSolidFill(Api.RGB(255, 111, 61));
let stroke = Api.CreateStroke(0, Api.CreateNoFill());
let shape = worksheet.AddShape("flowChartOnlineStorage", 120 * 36000, 70 * 36000, fill, stroke, 0, 2 * 36000, 0, 3 * 36000);
let content = shape.GetContent();
let paragraph = content.GetElement(0);
let run = Api.CreateRun();
run.AddText("This is the first text run in the current paragraph.");
paragraph.AddElement(run);
paragraph.RemoveAllElements();
run = Api.CreateRun();
run.AddText("We removed all the paragraph elements and added a new text run inside it.");
paragraph.AddElement(run);
content.Push(paragraph);