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IPC144 Session 18 The C Programming Language

IPC144 Session 18 The C Programming Language

IPC144 Session 18 The C Programming Language. 1. Objectives List the file open and close functions, with their parameters and return values List the three modes to open a file in Explain the behaviour of the computer when opening existing and non-existent files under these modes

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663 views • 58 slides
Perl

Perl

Perl. File I/O and Arrays. File I/O. Perl allows to open a file to read, write, or append As well as pipe input or output to another program. We get to this piping later on Command open (FILEHANDLE, "filename"); #read a file open (FILEHANDLE, "<filename");# same

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616 views • 45 slides
2. Horizontal Data

2. Horizontal Data

2. Horizontal Data. 2. Horizontal Data Let's take a look at some issues and problems regarding data in general. CENTRALITY OF DATA Data are central to every computer program. If a program has no data, there is no input, no output, no constants, no variables...

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351 views • 21 slides
Exception-Handling Overview

Exception-Handling Overview

Exception-Handling Overview. Exception: when something unforeseen happens and causes an error Exception handler catches a raised/thrown exception try statement encloses code that may cause exception use raise statement to indicate that an exception occurred Exception handling

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392 views • 21 slides
Chapter 6: Sequential Data Files

Chapter 6: Sequential Data Files

Extended Prelude to Programming Concepts & Design, 3/e by Stewart Venit and Elizabeth Drake. Chapter 6: Sequential Data Files. 6.1 An Introduction to Files. A file is a collection of information that has been assigned a name and stored separately from the program that created it

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162 views • 15 slides

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