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11 gru 2014 · I'm trying to download a complete webpage. In other words automate this process: 1- Open the webpage 2- Click on Save as 3- Select Complete 4- Close the webpage. This is what I've got so far: URL = "google.com" 'for TEST. Dim IE. Set IE = CreateObject("Internetexplorer.Application") IE.Visible = False. IE.Navigate URL.
15 gru 2021 · VBA On Error Statement. Most VBA error handling is done with the On Error Statement. The On Error statement tells VBA what to do if it encounters an error. There are three On Error Statements: On Error GoTo 0; On Error Resume Next; On Error GoTo Line; On Error GoTo 0. On Error GoTo 0 is VBA’s default setting. You can restore this default ...
26 paź 2018 · Efficient web scraping truly requires a solid background in multiple VBA objects available for internet interaction, but in this tutorial we are going to focus on one object and one method of that object: GetElementsByTagName.
4 lis 2018 · Learn how to download files from a website using the VBA URLDownloadToFile function. This tutorial also explains how to use webscraping to find files to download.
Try enabling QC (quick compile) in the VBA settings for clearer error messages. If browsers are blocked or throttled, rotate User Agents or add delays between requests. Debugging takes some patience but pays off to build a robust, production-ready scraper.
22 paź 2015 · The VBA On Error statement – tells VBA what it should do from now on, within the vicinity of the current block of code (Function or Sub), when an error/exception is raised. It is like setting a mouse trap – with the difference that you can tell it to drop the mouse off the dumpster or put it in your hands to manage.
Example. This example first uses the On Error GoTo statement to specify the location of an error-handling routine within a procedure. In the example, an attempt to delete an open file generates error number 55. The error is handled in the error-handling routine, and control is then returned to the statement that caused the error.
