https://github.com/v-checha/is-number

This package is a simple utility to check if a value is a number. Repository
https://github.com/v-checha/is-number

deno denoland isnumber

Last synced: about 1 month ago
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This package is a simple utility to check if a value is a number. Repository

• Host: GitHub
• URL: https://github.com/v-checha/is-number
• Owner: v-checha
• License: mit
• Created: 2024-03-04T08:51:04.000Z (over 2 years ago)
• Default Branch: main
• Last Pushed: 2024-03-04T09:23:20.000Z (over 2 years ago)
• Last Synced: 2025-02-19T13:09:55.448Z (over 1 year ago)
• Topics: deno, denoland, isnumber
• Language: TypeScript
• Homepage: https://www.nodeteam.onix-systems.com/
• Size: 2.93 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# is-number

> Returns true if the value is a number. comprehensive tests.

# Example

```js

isNumber(5e3); //=> true

isNumber(0xff); //=> true

isNumber(-1); //=> true

isNumber(0); //=> true

isNumber(1.337); //=> true

isNumber(-1.337); //=> true

isNumber(1e-8); //=> true

isNumber(1e-80); //=> true

isNumber(0.1); //=> true

isNumber(-0.1); //=> true

```

```js

isNumber('1.1.1') //=> false

isNumber('1a') //=> false

isNumber('a') //=> false

isNumber('') //=> false

isNumber(null) //=> false

isNumber(undefined) //=> false

isNumber([]) //=> false

isNumber({}) //=> false

isNumber(NaN) //=> false

isNumber(Infinity) //=> false

isNumber(-Infinity) //=> false

```