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Author user:1234
user:me (yours)
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Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
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Search options not deleted user 8126

A search engine is program that searches documents for specified keywords and returns a list of the documents where the keywords were found.

2 votes

how the search engines interpret the exclamation mark in the url

You're probably meaning the thingy documented by Google. It's called hash fragments or hash bangs (among other names), and it's very bad UI practice -- amongst other reasons, because a URI is permanen …
Denis de Bernardy's user avatar