File Directory Ruby

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  4. Checking When a File was Last Used
open("output", "w") { |f| f << "Here's some output.\n" }
stat = File.stat("output")
stat.mtime            
stat.atime            
sleep(2)
open("output", "a") { |f| f << "Here's some more output.\n" }
stat = File.stat("output")
stat.mtime            
stat.atime            
sleep(2)
open("output") { |f| contents = f.read }
stat = File.stat("output")
stat.mtime            
stat.atime