function fapi_validation_validator_chars in Form API Validation 8

1 string reference to 'fapi_validation_validator_chars'

fapi_validation_fapi_validation_validators in src/fapi_validators/fapi_validators.inc

Implementation of hook_fapi_validation_validators

File

src/fapi_validators/fapi_validators.inc, line 122

Code

function fapi_validation_validator_chars($value, $params) {
  for ($i = 0; $i < mb_strlen($value); $i++) {
    $current = substr($value, $i, 1);
    if (!in_array($current, $params)) {
      return FALSE;
    }
  }
  return TRUE;
}