CodeIgniter Getting Started learning note 14-validation of forms

• A long long time ago to learn CodeIgniter notes, very casual, but all of their own records, I hope that the people who need help.
• This article uses word2013 to edit and publish
• Postbird | There I am, in the world more exciting!
• Postbird Personal website:http://www.ptbird.cn

  Form validation

1, Add_user

????]

2, Form_check ()

????

3.

?

1. Loading

???? $this->load->library (' form_validation ');

2. Set various rules

???? $this->form_validation->set_rules (' user_name ', ' name ', ' required ');

???? $this->form_validation->set_rules (' user_password ', ' password ', ' required ');

???? $this->form_validation->set_rules (' User_email ', ' mailbox ', ' required ');

3. Operation

???? $bool = $this->form_validation->run ();

4. Feedback error message

???? echo form_error (' User_password ');

?

CodeIgniter Getting Started learning note 14-validation of forms