SetLanguage

指定处理当前段落内容时用于检查拼写和语法（如果请求）的语言。

语法

expression.SetLanguage(langId);

expression - 表示 ApiParagraph 类的变量。

参数

名称	必需/可选	数据类型	默认值	描述
langId	必需	string | null		此参数的可能值为 RFC 4646/BCP 47 定义的语言标识符。示例："en-CA"。传递 null 可移除语言。

返回值

ApiParagraph | null

示例

为演示文稿中的段落设置拼写检查语言。

// How do I tell the editor which language to use when checking a slide paragraph in a presentation?

// Set the language of the paragraph and print it in a presentation.

const presentation = Api.GetPresentation();
const slide = presentation.GetSlideByIndex(0);
slide.RemoveAllObjects();

const fill = Api.CreateSolidFill(Api.HexColor('#FF6F3D'));
const stroke = Api.CreateStroke(0, Api.CreateNoFill());
const shape = Api.CreateShape('roundRect', Api.MillimetersToEmus(300), Api.MillimetersToEmus(130), fill, stroke);
shape.SetPosition(Api.MillimetersToEmus(20), Api.MillimetersToEmus(35));
slide.AddObject(shape);

const docContent = shape.GetContent();
const paragraph = docContent.GetElement(0);
paragraph.AddText('This is a paragraph with the spell-check language set.');
paragraph.SetLanguage('en-CA');

const resultParagraph = Api.CreateParagraph();
resultParagraph.AddText('Paragraph language: ' + shape.GetTextRange().GetTextPr().GetLanguage());
docContent.Push(resultParagraph);