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TI640.ASC
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1992-02-25
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967b
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67 lines
PRODUCT : C++ NUMBER : 640
VERSION : All
OS : PC DOS
DATE : February 25, 1992 PAGE : 1/1
TITLE : Precision and Decimal Places in iostreams
Given a real variable x (either float or double) with value 2.0
and also given a real variable PI = 3.1415926...
---- OUTPUT ---- ------------- STATEMENT ---------------
"x == 2" cout<<"x == "<<x;
"x==2.00" cout<<setprecision(3)
<<setiosflags(ios::showpoint)
<<"x == "<<x;
"x == "02.0" cout<<setw(4)<<setfill('0')
<<setprecision(2)
<<"x == "<<x;
"pi == 3.14" cout<<setprecision(3)<<"pi == "<<pi;
"pi == 3.1416" cout<<setprecision(5)<<"pi == "<<pi;