# IsAlpha

\<evalcmd> IsAlpha && bool && **True** if *string* consists only of letters. && string && string && String to test. \</evalcmd>

Returns **True** if *string* consists entirely of alphabetical characters, otherwise returns **False**.

//[Example://](example://)

```
Output(IsAlpha("abcde"))
--> true

Output(IsAlpha("ab3de"))
--> false
```

*See also:*\
[isdigit](https://chaoses-ib.gitbook.io/directory-opus/manual/reference/evaluator/isdigit)\
[islower](https://chaoses-ib.gitbook.io/directory-opus/manual/reference/evaluator/islower)\
[ispunct](https://chaoses-ib.gitbook.io/directory-opus/manual/reference/evaluator/ispunct)\
[isspace](https://chaoses-ib.gitbook.io/directory-opus/manual/reference/evaluator/isspace)\
[isupper](https://chaoses-ib.gitbook.io/directory-opus/manual/reference/evaluator/isupper)