sample

{ parent.activateValidation({"message":"\u0641\u06cc\u0644\u062f \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.","minLength":1,"maxLength":"","type":"none","required":false,"expression":"null"}, el) }} /> <${validation.ErrorMessage} errors=${validation.errors} name="mf-first-name" as=${html``} />
{ parent.activateValidation({"message":"\u0641\u06cc\u0644\u062f \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.","minLength":1,"maxLength":"","type":"none","required":false,"expression":"null"}, el) }} /> <${validation.ErrorMessage} errors=${validation.errors} name="mf-last-name" as=${html``} />
parent.activateValidation({"message":"\u0641\u06cc\u0644\u062f \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.","emailMessage":"\u0644\u0637\u0641\u0627 \u06cc\u06a9 \u0622\u062f\u0631\u0633 \u0627\u06cc\u0645\u06cc\u0644 \u0645\u0639\u062a\u0628\u0631 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f","minLength":1,"maxLength":"","type":"none","required":false,"expression":"null"}, el)} /> <${validation.ErrorMessage} errors=${validation.errors} name="mf-email" as=${html``} />
{ parent.activateValidation({"message":"\u0641\u06cc\u0644\u062f \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.","minLength":1,"maxLength":"","type":"none","required":false,"expression":"null"}, el) }} /> <${validation.ErrorMessage} errors=${validation.errors} name="mf-name" as=${html``} />
<${validation.ErrorMessage} errors=${validation.errors} name="mf-message" as=${html``} />