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IS12 - Introduction to Programming Lecture 12: Loops and Tables

IS12 - Introduction to Programming Lecture 12: Loops and Tables. Peter Brusilovsky http://www2.sis.pitt.edu/~peterb/0012-051/. Relational Operators &gt; &lt; &gt;= &lt;=. Evaluates to 1 for True and 0 for False 2 &gt; 3  0 3.1415 &gt; 3  3.1415 &gt; 3.0  1 30 &lt;= 30  1 10 &lt; 9  0 10 &gt;= 9  1

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Iteration

Iteration . While / until/ for loop. While/ Do-while loops . Iteration continues until condition is false: 3 important points to remember: Initialise condition variable, A correct condition expression , change condition variable while-loops : #!/ usr/bin/perl $count = 1; #1

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