Using precision while printing floating-point numbers : printf « String « Perl

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Perl » String » printf

Using precision while printing floating-point numbers


  



#!usr/bin/perl



use warnings;

use strict;



my $float = 123.94536;

printf "\t%.3f\n\t%.3e\n\t%.3g\n\n", $float, $float, $float;

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20.	Using the # flag with conversion specifier X
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23.	printf "%+.4e\n", $value;
24.	printf "%.5f\n", $value;
25.	printf "%c is ASCII value 65 and %c is value 66\n", 65, 66;
26.	printf "%d\n", +455.34;
27.	printf "%d\n", -455;
28.	printf "%d\n", 455.954;
29.	printf "%o\n", 455;
30.	printf "%u\n", -455;
31.	printf "%u\n", 455;
32.	printf "%x\n", -455;
33.	printf "Left-justified the number is \|%-10d\|\n", 100;
34.	printf "The character is %c\n", 65;
35.	printf "The floating point number is \|%8f\|\n", 15;
36.	printf "The formatted floating point number is \|%8.2f\|\n",14.3456;
37.	printf "The formatted number is \|%10d\|\n", 100;
38.	printf "The number in decimal is %d\n", 45;
39.	printf "The number in hexadecimal is %x\n", 15;
40.	printf "The number in octal is %o\n",15;
41.	printf "The number printed with leading zeros is \|%010d\|\n", 5;
42.	printf "This string is %s\n", "literal";
43.	printf("%-15s%-20s\n", "Jack", "Sprat");

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