function imagecache_actions_validate_number in ImageCache Actions 6

Same name and namespace in other branches

1. 8 utility-form.inc \imagecache_actions_validate_number()
2. 6.2 utility-form.inc \imagecache_actions_validate_number()
3. 7 utility-form.inc \imagecache_actions_validate_number()

Ensure the numbers are valid.

Set blanks to zero, just so the status summary doesn't get odd blanks

1 string reference to 'imagecache_actions_validate_number'

imagecacheactions_pos_form in ./utility.inc

Prepare a subform for displaying positioning fields

File

./utility.inc, line 69

Utility form, conversion and rendering functions for image processes

Code

function imagecache_actions_validate_number(&$element, &$form_state) {
  if (empty($element['#value'])) {
    form_set_value($element, 0, $form_state);
  }
}