- Source:
Methods
(static) isBoolean(value) → {Array.<string>|null}
Parameters:
| Name | Type | Description |
|---|---|---|
value |
any |
any possible value |
Returns:
returns one item array with key ['boolean.type']
- Type
- Array.<string> | null
- Source:
Example
import { validators } from 'egoist-js'
const { boolean } = validators
console.log(boolean.isBoolean(undefined)) // null
console.log(boolean.isBoolean(null)) // null
console.log(boolean.isBoolean(false)) // null
console.log(boolean.isBoolean(true)) // null
console.log(boolean.isBoolean(1)) // ['boolean.type']
console.log(boolean.isBoolean([])) // ['boolean.type']
console.log(boolean.isBoolean('')) // ['boolean.type']
console.log(boolean.isBoolean(0)) // ['boolean.type'](static) isFalsy(value) → {Array.<string>|null}
Parameters:
| Name | Type | Description |
|---|---|---|
value |
any |
any possible value |
Returns:
returns one item array with key ['boolean.falsy']
- Type
- Array.<string> | null
- Source:
Example
import { validators } from 'egoist-js'
const { boolean } = validators
console.log(boolean.isFalsy(undefined)) // null
console.log(boolean.isFalsy(null)) // null
console.log(boolean.isFalsy(false)) // null
console.log(boolean.isFalsy(NaN)) // null
console.log(boolean.isFalsy(0)) // null
console.log(boolean.isFalsy('')) // null
console.log(boolean.isFalsy(1)) // ['boolean.falsy']
console.log(boolean.isFalsy([])) // ['boolean.falsy']
console.log(boolean.isFalsy('string')) // ['boolean.falsy'](static) isTruthy(value) → {Array.<string>|null}
Parameters:
| Name | Type | Description |
|---|---|---|
value |
any |
any possible value |
Returns:
returns one item array with key ['boolean.truthy']
- Type
- Array.<string> | null
- Source:
Example
import { validators } from 'egoist-js'
const { boolean } = validators
console.log(boolean.isTruthy(1)) // null
console.log(boolean.isTruthy([])) // null
console.log(boolean.isTruthy('string')) // null
console.log(boolean.isTruthy(undefined)) // ['boolean.truthy']
console.log(boolean.isTruthy(null)) // ['boolean.truthy']
console.log(boolean.isTruthy(false)) // ['boolean.truthy']
console.log(boolean.isTruthy(NaN)) // ['boolean.truthy']
console.log(boolean.isTruthy(0)) // ['boolean.truthy']
console.log(boolean.isTruthy('')) // ['boolean.truthy']