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Lecture 8, Tue 10/22

File IO, Midterm Review

Code from lecture

Topics

File I/O basics

• Intro to lab03
• Examining text files using 1) an editor 2) cat command
• Opening a file: open()
• Reading a line from a file: getline()
• Reading until the end of file is reached
• Detecting failures
• Printing error messages to standard error with cerr
• When do we use exit() and why?