vinok88·7 anni fa·discussYou should be, that is expected by the language. You are going to receive some untrusted data, be careful when you use them.
vinok88·7 anni fa·discussExamples are there to teach how stuff works, you can't be a programmer by copy-pasting everything. Read. learn and do it yourself. Maybe you can push it to Ballerina central as a library :)