====== PROMPTSTR prompt:integer, var:string, len:integer, valid:string, flags:integer ======
Display PCBTEXT entry "prompt" and get a string (maximum length "len", valid characters "valid", flags "flags") from the user, assigning it to "var"  

        valid length:     1-256  
        valid characters: any string  
        valid flags:      ECHODOTS  
                          FIELDLEN  
                          GUIDE  
                          UPCASE  
                          STACKED  
                          ERASELINE  
                          NEWLINE  
                          LFBEFORE  
                          LFAFTER  
                          WORDWRAP  
                          NOCLEAR  
                          HIGHASCII  
                          AUTO  
                          YESNO  

**See also:** DispText