Best Web Scraping Code Of HTML

The process of scraping is slower in the case of internet explorer; however, it delivers the desired results to the user.

It helps in channeling critical information from the web page.

The data scraping becomes simple when working on a research-based project on a daily basis, and such a project is purely dependent on the internet and website.

To further illustrate on the topic, let us take the example of a day trader who runs an excel macro for pulling market information from a finance website into an excel sheet using VBA.

In this tutorial, you will learn: What is Data Scraping How to prepare Excel Macro before performing Data Scraping using Internet explorer How to Open Internet Explorer using Excel VBA How to Open Website in Internet explorer using VBA How to Scrape information from Website using VBA How to prepare Excel Macro before performing Data Scraping using Internet explorer There are certain prerequisites that has to be performed on the excel macro file before getting into the process of data scraping in excel.

These prerequisites are as follows: - Step 1) Open an Excel-based Macro and access the developer option of excel.

The following files are to be referenced to the module as it helps in opening internet explorer and facilitates the development of macro scripting.

Now the Excel file is ready to interact with the internet explorer.

The next step would be to incorporate macro scripts that would facilitate data scraping in HTML.

How to Open Internet Explorer using Excel VBA Step 1) Initialize the variable in the subroutines as displayed below.

This facilitated by Navigate Attribute, wherein the URL has to pass as double quotes in the attribute.

The following webpage would be opened as displayed Now, the excel macro is ready with respect to performing the scraping functions.

The next step would display how the information can be extracted from internet explorer using VBA.

How to Scrape information from Website using VBA Suppose the day trader wants to access the data from the website on a daily basis.

Each time the day trader presses the click the button, it should auto pull the market data into excel.

From the above website, it would be necessary to inspect an element and observe how the data is structured.

Best Web Scraping Code Of HTML

Step 1) Access the below source code of HTML by pressing control Shift I.

Therefore, in order to pull entire data from the html table, it would require designing of macro which collects the data in the form of a collection.

To achieve, the desired results perform the below-mentioned steps: - Step 2) Initialize the Html document in the subroutine The VBA module would look as follows: - Step 3) Initialize the collection element present in the HTML document The VBA module would look as follows: -.

Set ecoll doc.getElementsByTagName(table) Step 4) Initialize the excel sheet cells with the help of nested loop as shown The VBA module would look as follows: -.

To reduce the complexity of the VBA script, the collection data is initialized to the excel cells attribute of sheet 1 present in the workbook.

Once the macro script is ready, pass and assign the subroutine to excel button and exit the module of VBA.

Label the button as refresh or any suitable name that could be initialized to it.

Step 5) Press the refresh button to get the below-mentioned output Step 6) Compare the results in excel with the results of internet explorer Summary: The data scraping allows the user to scrape out only the information that the user wants.

Best Free Web Scraping For Mac