Function isInteger

isInteger<T>(v: T): v is Integer<T>
Checks if the input is an integer

检查输入是否为整数
Type Parameters
- T
Parameters
- v: T
  The value to check. 要检查的值
Returns v is Integer<T>
True if the value is an integer, false otherwise. 如果值为整数则返回true，否则返回false
Example
```
isInteger(1) // => true
isInteger(1.1) // => false
```
- Defined in src/predicate/is-integer.ts:19