Function isRegular

isRegular(object: any): boolean
Returns whether the given object is a regex
Parameters
- object: any
  the object to check
Returns boolean
whether the given object is a regex
Author
David Hsing
Example
```
isRegular(/[0-9a-zA-Z]+/g);    // true
isRegular('/[0-9a-zA-Z]+/g');    // false
```