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Sleform "Hello World"

This example uses a sleform component that works similar as a sesform but does not require a session. This is usesful in rare cases where a session should not be used. The advantage of not using a session, however, has to be tradeded against some disadvantages and missing features:

  • the field content is lost, when the user visits another page or uses a link (instead of a formbutton)
  • the form fields are checked immediately before the form is displayed. This means form fields can be accessed by a program only after the opening sleform tag or inside the button actions.
  • The form body is processed twice, once to perform the form actions and once to display the form. The means that if tags or conditional components should not be used inside a sleform.
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