1. Reading and Writing Text Files
MIS 3406
Department of MIS
Fox School of Business
Temple University

2. The Basics
Reading from a file
Writing to a file
Deleting a file

3. Reading from a file Get set up to access the file system
Read the file, split it into records and store in an array
Step through the array to access the contents

4. Writing to a file Get set up to access the file system
Write records to the file

5. Deleting a file Get set up to access the file system
We can see the file exists
Make sure the file exists before trying to delete it
Delete the file
Run the script
The file is gone

6. Searching through a directory for files
Get set up to access the file system
Call fs.readdirSynch
Step through the files in the array

7. Challenges FileDisplay HeadFileDisplay TailFileDisplay LineNumbers
ItemCounter
SumOfNumbers
AverageOfNumbers
MyDIR2
RandomFileWriter
RandomFileReader
GolfScores1
GolfScores2
AverageStepsTaken
ChargeAccountValidation
DriverLicenseExam
NameSearch
PopulationData
WorldSeriesChampions
Magic8Ball
GuessANumber