Changes

<div style="font-size:30px">'''CLEAN(text)'''</div><br/>

<div style="font-size:30px">'''CLEAN(Text)'''</div><br/>

*<math>text</math> is any string to remove non-printable characters.

*<math>Text</math> is any string to remove non-printable characters.

**CLEAN(),removes all nonprintable characters from text.

==Description==

==Description==