isDecimal() function
This API is provided as a preview for developers and may change based on feedback that we receive. Do not use this API in a production environment.
检查变量是否为实数
Signature:
typescript
declare function isDecimal(s: string | number): boolean;declare function isDecimal(s: string | number): boolean;Parameters
| Parameter | Type | Description |
|---|---|---|
| s | string | number | 要检查的变量 |
Returns:
boolean
{boolean} - 检查结果
Example
JavaScript
isDecimal(123)// true
isDecimal('123.45') // true
isDecimal('abc') // false isDecimal(123)// true
isDecimal('123.45') // true
isDecimal('abc') // false