This bash script is used for downloading pictures from a set of webpages whose URLs like "www.example.com/image_1.html, www.example.com/image_2.html, ...".

1. To use it, you need to install the ImageScraper first.
2. After installation, editting the "sample.command" file to modify the URL pattern, the max page number, and maybe the format of the pictures you want to download.
3. Calling bash sample.command in the terminal to execute the bash file.