You are here

function fapi_validation_rule_digit in Form API Validation 7

Same name and namespace in other branches
  1. 6 fapi_validation.module \fapi_validation_rule_digit()
  2. 7.2 fapi_validation.module \fapi_validation_rule_digit()
1 string reference to 'fapi_validation_rule_digit'
fapi_validation_fapi_validation_rules in ./fapi_validation.module
Implementation of hook_fapi_validation_rules

File

./fapi_validation.module, line 272

Code

function fapi_validation_rule_digit($value) {
  return (bool) preg_match('/^\\d+$/', $value);
}