%.2f specifies a floating-point number with two decimal digits : printf « String « Perl






  1. Perl
  2. String
  3. printf

%.2f specifies a floating-point number with two decimal digits

  



#!/usr/bin/perl -w
$f = 123.45;
printf("f=%.2f, f=%.5f, f=%3.2f, f=%1.2f\n", 
    $f, $f, $f, $f);








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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");