diff options
Diffstat (limited to 'pod/perlfunc.pod')
| -rw-r--r-- | pod/perlfunc.pod | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index ce08134532..6b4e971f97 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -4379,9 +4379,18 @@ L</chomp>, and L</join>.) =item sprintf FORMAT, LIST -Returns a string formatted by the usual C<printf> conventions of the -C library function C<sprintf>. See L<sprintf(3)> or L<printf(3)> -on your system for an explanation of the general principles. +Returns a string formatted by the usual C<printf> conventions of the C +library function C<sprintf>. See below for more details +and see L<sprintf(3)> or L<printf(3)> on your system for an explanation of +the general principles. + +For example: + + # Format number with up to 8 leading zeroes + $result = sprintf("%08d", $number); + + # Round number to 3 digits after decimal point + $rounded = sprintf("%.3f", $number); Perl does its own C<sprintf> formatting--it emulates the C function C<sprintf>, but it doesn't use it (except for floating-point |