时间线操作-定位上一页

GanttViewUI.PrevPage

说明

跳转到上一页

返回值

Boolean

浏览器环境示例

async function today() {
    await instance.ready();
    const app = instance.Application;
    const GanttViewUI = await app.Window.GanttViewUI
    GanttViewUI.PrevPage()
}