Scraping URLs from a web page with Node.js
问题 I'm trying to scrape all URLs from a website and put them into an array. I have a question about an array index. If I add an index number like 2 into array[2], the command line replies with "undefined". If I remove the index and print the whole array, it prints all the URLs line by line. I want each URL to be its own index like: array[0] = First URL found array[1] = Second URL found array[2] = Thirs URL found etc. Can anyone point me in the right direction? Thank you. var request = require(