what is the difference between
print drupal_get_form('user_register');
and
return drupal_get_form('user_register');
I am a newbie in drupal... I would be thankful to any explanation
difference between print drupal_get_form and return drupal_get_form
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in your callback if you write print drupal_get_form('form_id') then drupal prints the form in the callback, but if you write return drupal_get_form('form_id') then you must catch the returned html in a variable and then print the variable which contains the html of the form.