function hook_matrixvalidate in Matrix field 6.2

hook_matrixvalidate()

Parameters

$fieldname string The CCK field name:

$element The entire element object:

$row_index the row position of the cell in question:

$col_index the column position of the cell in question:

Return value

TRUE if the cell passes validation or a string which should be returned as the message to the user

1 invocation of hook_matrixvalidate()

matrix_validate in ./matrix.module

Validation callback This checks that required fields are filled in. Calls form_error on elements which are not filled in

File

./matrix.module, line 863

Defines simple matrix field types.

Code

function hook_matrixvalidate($fieldname, $element, $row_index, $col_index) {
  switch ($fieldname) {
    case 'my_field':
      if (strtouppr($element[$row_index][$col_index]) != $element[$row_index][$col_index]) {
        return t("Please only use uppercase letters");
      }
      else {
        return TRUE;
      }
      break;
  }
}