《SeleniumBasic 3.141.0.0

SeleniumBasic的GetScreenshot方法用于对网页或一个元素进行截图，截图的结果可以保存为本地图片，Base64字符串，或者字节数组。

1. Property AsBase64EncodedString As String 只读
2. Property AsByteArray As Byte() 只读
3. Sub SaveAsFile(fileName As String, [format As ScreenshotImageFormat = ScreenshotImageFormat_Bmp])

    WD.URL = "https://www.baidu.com"
    Dim form As SeleniumBasic.IWebElement
    Dim keyword As SeleniumBasic.IWebElement
    Dim button As SeleniumBasic.IWebElement
    Set form = WD.FindElementById("form")
    Set keyword = form.FindElementById("kw")
    Set button = form.FindElementById("su")
    Dim pic As SeleniumBasic.Screenshot
    Set pic = WD.GetScreenshot
    pic.SaveAsFile "D:Tempaidu.png", SeleniumBasic.ScreenshotImageFormat_Png
    Set pic = button.GetScreenshot
    Debug.Print pic.AsBase64EncodedString

上述程序，打开百度首页，定位到文本框和按钮。

最后对网页截图，保存为png图片。按钮的截图输出为字符串。

D盘下产生如下清晰图片

立即窗口输出了一个字符串。