parse-number

A numeric sanitizer that fixes Number() edge cases and allows for percentages.

Description

A utility function that parses inputs into numbers while specifically handling edge cases like "Infinity", whitespace, and percentage strings.

See...

• Install/Usage
• Syntax
• Examples
• See Also

Install from NPM

npm install @chriscodesthings/parse-number

Usage

Node / CDN

// Node
import parseNumber from '@chriscodesthings/parse-number';

// ... or ... //

// jsDelivr
import parseNumber from 'https://cdn.jsdelivr.net/npm/@chriscodesthings/parse-number';

// ... or ... //

// Unpkg
import parseNumber from 'https://unpkg.com/@chriscodesthings/parse-number';


console.log(parseNumber("50%")); // 50

Syntax

parseNumber(x);

Parameters

• x: any - The value to parse into a number.

Return Value

Returns a number. Returns NaN if the input is non-numeric, a blank string, or "Infinity".

Examples

import parseNumber from '@chriscodesthings/parse-number';

parseNumber(123);      // 123
parseNumber("123");    // 123
parseNumber("  45  "); // 45
parseNumber("0xff");   // 255
parseNumber("75%");    // 75
parseNumber("");       // NaN
parseNumber("Infinity"); // NaN

See Also...

• is: Type checking utilities
• color-utils: A collection of lightweight utilities for color identification, conversion, and simple manipulation

License

MIT © ChrisCodesThings