function _webform_validation_check_false in Webform Validation 7
Same name and namespace in other branches
- 6 webform_validation.validators.inc \_webform_validation_check_false()
Helper function used by array_filter() to determine if a value is empty.
This is used in place of empty() because string '0' needs to be considered not empty and return FALSE.
Parameters
mixed $var: The value to check.
Return value
bool TRUE if $var is not one of FALSE, int 0, or empty string; FALSE otherwise.
See also
https://www.drupal.org/node/886458
https://www.drupal.org/node/2638172
2 string references to '_webform_validation_check_false'
- webform_validation_webform_validation_validate in ./
webform_validation.validators.inc - Implements hook_webform_validation_validate().
- _webform_validation_flatten_array in ./
webform_validation.validators.inc - Helper function to deal with submitted values that are arrays.
File
- ./
webform_validation.validators.inc, line 1164 - Provides validation functionality and hooks.
Code
function _webform_validation_check_false($var) {
return $var !== FALSE && $var !== 0 && $var !== '';
}