[From string (line 4) ]                                                                                   
                                                                                                          
@startuml                                                                                                 
:* You use <u:red>color</u> <s:green>in HTML</s> <w:#0000FF>tag</w>;                                      
:<#silver>|= code|= output|                                                                               
| \n This is ""~<s:""<color:green>""green""</color>"">stroked</s>""\n | \n  This is <s:green>stroked</s> |
^^^^^                                                                                                     
 Syntax Error?