2017年1月5日星期四

How to add a fixed value when scraping in Octoparse?

Q: How to add a fixed value when scraping in Octoparse?


Description:
How to add a fixed value as one of the data fields when making a scraping task in Octoparse?
  
A:
The simplest method:
You can add a fixed value when you are in the "Extract Data" action:
1. Click the "Add Pre-defined Fields".

2. Choose the “Add a fixed value field” ➜ Enter the value you want ➜ Click "Add".

3. The fixed value will be added in the Define Fields. You can rename the data field.

Another method:

You can add a fixed value when you are in the "Extract Data" action:
1. Click anywhere (for example, the blank place) on the web page  ➜ Choose "Extract text", and a data field will be generated automatically  Click "Save".

 2. Select the “Customize Field” button ➜ Choose “Define data extracted” ➜ Choose "Use a fixed value" under the "Extract additional values" option. ➜ Enter the value in the textbox (The value you entered will be shown in the Sample Value box.) ➜ Click "OK" ➜ Click "Save".
Then you will see the value of the data field has been added. You can rename the data field if you'd like.

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