Crate digit_group [−] [src]
This crate provides grouping (aka "thousands separators") for numeric types.
Examples
Typical use-case to format a number with groups sized 3 (United States):
use digit_group::FormatGroup; let x = 123456789; assert_eq!(x.format_commas(), "123,456,789")
Formatting based on SI standards (with custom decimal mark):
use digit_group::FormatGroup; let x: f64 = 123456789.01234; assert_eq!(x.format_si('.'), "123 456 789.012 34")
Completely custom decimal mark, grouping delimiter, initial group size, and subsequent group size:
use digit_group::FormatGroup; let x: f64 = 123456789.01; assert_eq!(x.format_custom('#',':',4,2, false), "1:23:45:6789#01")
Using format!
to change the precision of a value prior to grouping:
use digit_group::custom_group; let val: f64 = 111222.3; let formatted = format!("{:.3}", val); let grouped = custom_group(&formatted, ',', ' ', 3, 3, false); assert_eq!(grouped, "111 222,300");
Traits
FormatGroup |
Various formatters provided for integer grouping. |
Functions
custom_group |
Groups a pre-formatted number passed as a |