@nickfaughey/format-si-prefix

format-si-prefix

Format and unformat numbers with SI prefixes.

API

formatSI()

import {formatSI} from 'format-si-prefix';
const string = formatSI(number, options);     // optional `options` object

Options:

• space: (default false) adds a space between the number and prefix (ex. 1.2 k)
• sign: (default false) prepends a plus sign if the number is positive (ex. +1.2k)
• suffix: appends a string to the formatted number (ex. formatSI(1200, {suffix: 'Wh'}) => 1.2kWh)

in	out
...	...
0.000111111	111µ
0.00111	1.11m
0.0111	11.1m
0.111	111m
1	1
11	11
111	111
1111	1.11k
11111	11.1k
111111	111k
1111111	1.11M
...	...

unformatSI()

import {unformatSI} from 'format-si-prefix';
const number = unformatSI(string);

in	out
...	...
111µ	0.000111
1.11m	0.00111
11.1m	0.0111
111m	0.111
1	1
11	11
111	111
1.11k	1110
11.1k	11100
111k	111000
1.11M	1110000
...	...
12.345M	12345000
12.345	12.345
1234567	1234567
123456M	123456000000
1000.1m	1.0001
...	...

License

MIT