# Checking a Date

It is easy to use the isDate routine, along with a tJava component to check if a date expression is in the format specified:

```
System.out.println(TalendDate.isDate("2010-02-09 00:00:00",
"yyyy-MM-dd HH:mm:ss"));
```

A boolean is returned in the Run view:

![The result is "true" in the Run view.](https://help.qlik.com/talend/en-US/studio-user-guide/Resources/images/routines14_c.png)