Returns the specified text, minus any characters not considered printable. Printable characters are the 95 printable ASCII characters plus three special characters: BACKSPACE (0x08), TAB (0x09), and NEWLINE (0x0a).
Supports US English text only.
clean( text )
text: (Text) The text to be "cleaned" for printing purposes.
this text needs to be cleaned
cleanwith(): Use this function to perform the same operation as the
clean() function, but with a custom set of characters.
strip(): Use this function to perform the opposite to the
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