diff options
Diffstat (limited to 'user_guide_src/source/libraries/form_validation.rst')
| -rw-r--r-- | user_guide_src/source/libraries/form_validation.rst | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/user_guide_src/source/libraries/form_validation.rst b/user_guide_src/source/libraries/form_validation.rst index 028b61c4c..14305b664 100644 --- a/user_guide_src/source/libraries/form_validation.rst +++ b/user_guide_src/source/libraries/form_validation.rst @@ -304,6 +304,10 @@ Give it a try! Submit your form without the proper data and you'll see new error messages that correspond to your new rules. There are numerous rules available which you can read about in the validation reference. +.. note:: You can also pass an array of rules to set_rules(), instead of a string. Example:: + + $this->form_validation->set_rules('username', 'Username', array('required', 'min_length[5]')); + Prepping Data ============= @@ -484,6 +488,17 @@ the name of the function:: $this->form_validation->set_message('username_check') +If you are using an error message that can accept two $s in your error string, +such as: +:: + + $this->form_validation->set_message('min_length', 'The $s field must contain at least $s characters.'); + +Then you can also use %1$s and %2$s: +:: + + $this->form_validation->set_message('min_length', 'This field must contain at least %2$s characters.'); + You can also override any error message found in the language file. For example, to change the message for the "required" rule you will do this:: @@ -857,8 +872,9 @@ Rule Parameter Description ========================= ========== ============================================================================================= ======================= **required** No Returns FALSE if the form element is empty. **matches** Yes Returns FALSE if the form element does not match the one in the parameter. matches[form_item] -**is_unique** Yes Returns FALSE if the form element is not unique to the is_unique[table.field] - table and field name in the parameter. is_unique[table.field] +**is_unique** Yes Returns FALSE if the form element is not unique to the table and field name in the is_unique[table.field] + parameter. Note: This rule requires :doc:`Query Builder <../database/query_builder>` to be + enabled in order to work. **max_length** Yes Returns FALSE if the form element is longer then the parameter value. max_length[12] **exact_length** Yes Returns FALSE if the form element is not exactly the parameter value. exact_length[8] **greater_than** Yes Returns FALSE if the form element is less than or equal to the parameter value or not greater_than[8] @@ -880,10 +896,10 @@ Rule Parameter Description 0, 1, 2, 3, etc. **is_natural_no_zero** No Returns FALSE if the form element contains anything other than a natural number, but not zero: 1, 2, 3, etc. -**is_unique** Yes Returns FALSE if the form element is not unique in a database table. is_unique[table.field] **valid_email** No Returns FALSE if the form element does not contain a valid email address. **valid_emails** No Returns FALSE if any value provided in a comma separated list is not a valid email. **valid_ip** No Returns FALSE if the supplied IP is not valid. + Accepts an optional parameter of 'ipv4' or 'ipv6' to specify an IP format. **valid_base64** No Returns FALSE if the supplied string contains anything other than valid Base64 characters. ========================= ========== ============================================================================================= ======================= @@ -934,7 +950,7 @@ $this->form_validation->set_rules(); :param string $field: The field name :param string $label: The field label - :param string $rules: The rules, seperated by a pipe "|" + :param mixed $rules: The rules, as a string with rules separated by a pipe "|", or an array or rules. :rtype: Object Permits you to set validation rules, as described in the tutorial |