extract-numbers

Get numbers from a string.

Install

$ npm install extract-numbers

Usage

ES Module

import ExtractNumbers from 'extract-numbers';

CommonJS

const ExtractNumbers = require('extract-numbers').default;

Examples

import ExtractNumbers from 'extract-numbers';

const extractor = new ExtractNumbers();

let str = '3030 results found';
extractor.extractNumbers(str);
//=> ['3030']

//multiple
str = '50 out of 100';
extractor.extractNumbers(str);
//=> ['50', '100']

//with commas
str = '100,000 people shortlisted out of 220,000,000 population';
extractor.extractNumbers(str);
//=> ['100,000', '220,000,000']

//decimals
str = 'Your rating is 8.7';
extractor.extractNumbers(str);
//=> ['8.7']

//decimals with commas
str = 'Your balance: $100,000.77, previous month: $90,899.89';
extractor.extractNumbers(str);
//=> ['100,000.77', '90,899.89']

//negatives and negative decimals
str = 'Temperature: -15°C, yesterday: -22°C, day before yesterday: -20.5°C;';
extractor.extractNumbers(str);
//=> ['-15', '-22', '-20.5']

//negatives with commas
str = '-170,000, -222,987 and -222,987,899.70 respectively.';
extractor.extractNumbers(str);
//=> ['-170,000', '-222,987', '-222,987,899.70']

Options

Type: Object

string

Type: Boolean Default: true

If set to false, convert the whole array to numbers.

const extractor = new ExtractNumbers({ string: false });

const str = `7.7, 3030, 90,899,232.89 and -222,987,899.9`;

extractor.extractNumbers(str);
//=> [7.7, 3030, 90899232.89, -222987899.9]

removeCommas

Type: Boolean Default: false

Keep the extracted numbers as strings but remove commas.

const extractor = new ExtractNumbers({ removeCommas: true });

const str = `100,000,000, 90,899,232.89 and -222,987,899.9!`;

extractor.extractNumbers(str);
//=> ['100000000', '90899232.89', '-222987899.9']

Other Packages

• randomcoords – The Node.js client for the RandomCoords API to fetch random geographic coordinates worldwide.

License

MIT © Talha Awan