function _color_field_validate_number

Same name and namespace in other branches

1. 7.x-1.x color_field.module \_color_field_validate_number() 1 comment

validating numerical input

Parameters

$element:

$form_state:

$form:

1 string reference to '_color_field_validate_number'

color_field_field_formatter_settings_form in ./color_field.field.inc

Implements hook_field_formatter_settings_form().

File

./color_field.field.inc, line 538

Code

function _color_field_validate_number($element, &$form_state, $form) {
    if (!is_numeric($element['#value'])) {
        form_error($element, t('This needs to be a numeric value'));
    }
}