How do you round a floating point number in Perl?

How do you round a floating point number in Perl?



1.How do you round a floating point number in Perl? - Stack ...

Description:google: perl round -> perldoc/perlfaq . Remember that int()
merely truncates toward 0. For rounding to a certain number of digits,
sprintf() or printf() is usually ...



2.floating point - How do you round UP a number in Python ...

Description:This problem is killing me. How does one roundup a number UP
in Python? I tried round(number) but it round the number down. Example:
round(2.3) = 2.0 and not 3, …



3.How to Round Floating-Point Numbers in Perl - O'Reilly …

Description:If you want to round a floating-point value to a certain
number of decimal places, use the Perl function sprintf, or printf if
you're just trying to produce output ...



4.perlfaq4 - perldoc.perl.org

Description:perlfaq4. NAME; DESCRIPTION; Data: Numbers. Why am I getting
long decimals (eg, 19.9499999999999) instead of the numbers I should be
getting (eg, 19.95)?



5.MS SQL Server :: How Do I Round And Truncate A Float To 2 ...

Description:Round Up Float In SQL Server 2005 Greetings: Is there a way of
rounding up floating point numbers without CASTing as shown in a number of
the replies ?



6.Floating point - Wikipedia, the free encyclopedia

Description:In computing, floating point describes a method of
representing an approximation of a real number in a way that can support a
wide range of values.



7.Understanding Floating Point Formats - Unix, Linux, Mac OS ...

Description:Understanding basic floating point. Under ordinary
circumstances, you don't have to know or care how numbers are represented
within your programs. However, when you ...



8.Perl sprintf: How Do I Use sprintf In a Perl Script?

Description:H ow do I use sprintf() function in a perl script under Linux
or UNIX? Perl printf() function is used to format and print data on
screen. You need to use sprintf() to ...



9.14. Floating Point Arithmetic: Issues and Limitations ...

Description:14. Floating Point Arithmetic: Issues and Limitations¶
Floating-point numbers are represented in computer hardware as base 2
(binary) fractions.



10.The Floating-Point Guide - Basic Answers

Description:Concise answers to common basic questions about floating-point
math, like