CODEWITHSUNDEEP
asp.net-mvcweb-scraping
r.r
r.r

Reputation: 7153

how to build web scanner? scan webpage if content has been change and save it

i need to build a web scanner. this web application must scan any webpage and save result if some data has been changed. it should to search for key words and seek if their values has been modifyed/changed. i will create this application with asp.net mvc. what should i use to scan some webpage? if i will insert in my page any url of page which i will to scan, what should happens? are they some robots which looking for it if some content changes? please help me to understand what i need to build such thing.

Upvotes: 0

Views: 611

Answers (1)

immutabl
immutabl

Reputation: 6903

You could load the page's markup, use it to generate a checksum and then store this away ready to compare with the next day's page.

Upvotes: 1

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